{
  "schema_version": "chamgap-public-criteria-1.0",
  "title": "Dark chocolate × small-letter contrast sensitivity about two hours later",
  "language": "en",
  "translation_date": "2026-10-16",
  "criteria_version": "1.0",
  "criteria_date": "2026-10-06",
  "condition_origin": "Chamgap's own application conditions",
  "method_sources": [
    {
      "id": "M03",
      "version": "Cochrane Handbook 6.5 (2024), chapter updated 2023-08",
      "url": "https://www.cochrane.org/authors/handbooks-and-manuals/handbook/current/chapter-03",
      "section": "§3.1, §3.2.1–3.2.3, MECIR C5/C7/C13",
      "official_principle": "Clearly record the question, eligibility conditions and reasons for changes, and distinguish variations in interventions.",
      "review_level": "Preserved method HTML copies; no current method-content re-review or official tool execution"
    },
    {
      "id": "M04",
      "version": "Cochrane Handbook 6.5.1 (2025), chapter updated 2025-03",
      "url": "https://www.cochrane.org/authors/handbooks-and-manuals/handbook/current/chapter-04",
      "section": "§4.5, §4.6.1–4.6.3, MECIR C42",
      "official_principle": "Distinguish studies from reports and link them; do not omit a study solely because results are unreported.",
      "review_level": "Preserved method HTML copies; no current method-content re-review or official tool execution"
    },
    {
      "id": "M08",
      "version": "Cochrane Handbook 6.5 (2024), chapter updated 2019-10",
      "url": "https://www.cochrane.org/authors/handbooks-and-manuals/handbook/current/chapter-08",
      "section": "§8.1–8.2.3, Table 8.2.a",
      "official_principle": "Define the outcome and effect of interest, then examine randomization, deviations, missing data, measurement and selective reporting.",
      "review_level": "Preserved method HTML copies; no current method-content re-review or official tool execution"
    },
    {
      "id": "M15",
      "version": "Cochrane Handbook 6.5 (2024), chapter updated 2023-08",
      "url": "https://www.cochrane.org/authors/handbooks-and-manuals/handbook/current/chapter-15",
      "section": "§15.2.4, §15.3.1–15.3.3",
      "official_principle": "Distinguish effect estimates, intervals, importance and applicability. Sample size alone does not determine precision.",
      "review_level": "Preserved method HTML copies; no current method-content re-review or official tool execution"
    },
    {
      "id": "M19",
      "version": "Cochrane Handbook 6.5 (2024), chapter updated 2019-10",
      "url": "https://www.cochrane.org/authors/handbooks-and-manuals/handbook/current/chapter-19",
      "section": "§19.1.2, §19.2.1–19.2.4",
      "official_principle": "Harm questions may require different designs, populations and follow-up from efficacy questions. Case reports do not establish incidence rates.",
      "review_level": "Preserved method HTML copies; no current method-content re-review or official tool execution"
    }
  ],
  "status_dictionary": {
    "Met": "Status for necessary evidence confirmed after existing content review. No completion is declared in the current presentation.",
    "Partly verified": "Some information in the stored summary is linked into the table. External comparison/content review is not complete.",
    "Unverified": "The article leaves this unverified, or required material is absent from the current stored summary. This is distinct from zero, absence or safety.",
    "Review incomplete": "Existing content review remains incomplete.",
    "Not reported": "Not reported within the stored material actually read; not extended to the entire primary paper.",
    "Inaccessible": "Means an actual access failure. Access not attempted here is not assigned this state.",
    "Not applicable": "Not used as a substitute for an evidence gap.",
    "Conflicting data": "Requires an observed disagreement under the same comparison criteria; not automatically judged in this production.",
    "Insufficient evidence for the conditions": "Marks a gap in additional material required by the selected conditions; not a new efficacy grade."
  },
  "requirements": [
    {
      "item_id": "N01",
      "question_type": "Evidence condition",
      "question": "What are the selected acute contrast-sensitivity question and original verdict?",
      "needed": "Selected wording, grade and note versus parent/long-term questions",
      "role": "Required",
      "role_reason": "This condition connects Selected wording, grade and note versus parent/long-term questions with the selected acute small-letter question, tested foods, milk-chocolate control, within-person crossover, people/eyes, conditions, times, denominators, other visual outcomes and harms.",
      "application_exception": "Preserve original numbers while distinguishing tested dark/milk food comparisons from isolated-ingredient effects, small-letter logCS, large-letter logCS and acuity logMAR, the same acute window of about 1.75 hours/about 2 hours/within 2 hours, people/eyes/conditions/repeated tests and long-term clinical efficacy. No new arithmetic, effects, CIs, hypothetical examples, grades, independence certification, amounts, products, eye-health or treatment instructions are created.",
      "criterion": "Material for Selected wording, grade and note versus parent/long-term questions must be linked to the selected subclaim, parent context, same report/crossover trial, test units, times, comparator and denominators, distinguishing unread external material.",
      "basis": "Preserved C/E/H application conditions concerning questions, populations, interventions, comparators, reports versus studies, endpoints, denominators and harms were referenced.",
      "condition_origin": "Internally applied conditions preserved for the existing subclaim. They do not establish preregistration, official-tool certification or completed content review.",
      "proposed_research": "Material needed: Absent subclaim score, status and axes are not filled from parent values. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N02",
      "question_type": "Evidence condition",
      "question": "What are the actual population and baseline visual conditions?",
      "needed": "Eligibility, age, eye disease, baseline vision and denominators",
      "role": "Required",
      "role_reason": "This condition connects Eligibility, age, eye disease, baseline vision and denominators with the selected acute small-letter question, tested foods, milk-chocolate control, within-person crossover, people/eyes, conditions, times, denominators, other visual outcomes and harms.",
      "application_exception": "Preserve original numbers while distinguishing tested dark/milk food comparisons from isolated-ingredient effects, small-letter logCS, large-letter logCS and acuity logMAR, the same acute window of about 1.75 hours/about 2 hours/within 2 hours, people/eyes/conditions/repeated tests and long-term clinical efficacy. No new arithmetic, effects, CIs, hypothetical examples, grades, independence certification, amounts, products, eye-health or treatment instructions are created.",
      "criterion": "Material for Eligibility, age, eye disease, baseline vision and denominators must be linked to the selected subclaim, parent context, same report/crossover trial, test units, times, comparator and denominators, distinguishing unread external material.",
      "basis": "Preserved C/E/H application conditions concerning questions, populations, interventions, comparators, reports versus studies, endpoints, denominators and harms were referenced.",
      "condition_origin": "Internally applied conditions preserved for the existing subclaim. They do not establish preregistration, official-tool certification or completed content review.",
      "proposed_research": "Material needed: Exact age, sex, refraction/correction, baseline contrast sensitivity, recruitment and detailed eligibility are unverified. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N03",
      "question_type": "Evidence condition",
      "question": "Has the tested dark chocolate's identity been verified?",
      "needed": "Product, ingredients, amount and single research exposure",
      "role": "Required",
      "role_reason": "This condition connects Product, ingredients, amount and single research exposure with the selected acute small-letter question, tested foods, milk-chocolate control, within-person crossover, people/eyes, conditions, times, denominators, other visual outcomes and harms.",
      "application_exception": "Preserve original numbers while distinguishing tested dark/milk food comparisons from isolated-ingredient effects, small-letter logCS, large-letter logCS and acuity logMAR, the same acute window of about 1.75 hours/about 2 hours/within 2 hours, people/eyes/conditions/repeated tests and long-term clinical efficacy. No new arithmetic, effects, CIs, hypothetical examples, grades, independence certification, amounts, products, eye-health or treatment instructions are created.",
      "criterion": "Material for Product, ingredients, amount and single research exposure must be linked to the selected subclaim, parent context, same report/crossover trial, test units, times, comparator and denominators, distinguishing unread external material.",
      "basis": "Preserved C/E/H application conditions concerning questions, populations, interventions, comparators, reports versus studies, endpoints, denominators and harms were referenced.",
      "condition_origin": "Internally applied conditions preserved for the existing subclaim. They do not establish preregistration, official-tool certification or completed content review.",
      "proposed_research": "Material needed: Product name, exact amount, composition/flavanol content and actual adherence are unverified. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N04",
      "question_type": "Evidence condition",
      "question": "Are food comparisons distinguished from isolated-ingredient effects?",
      "needed": "Dark/milk differences, ingredient matching and direct comparison",
      "role": "Required",
      "role_reason": "This condition connects Dark/milk differences, ingredient matching and direct comparison with the selected acute small-letter question, tested foods, milk-chocolate control, within-person crossover, people/eyes, conditions, times, denominators, other visual outcomes and harms.",
      "application_exception": "Preserve original numbers while distinguishing tested dark/milk food comparisons from isolated-ingredient effects, small-letter logCS, large-letter logCS and acuity logMAR, the same acute window of about 1.75 hours/about 2 hours/within 2 hours, people/eyes/conditions/repeated tests and long-term clinical efficacy. No new arithmetic, effects, CIs, hypothetical examples, grades, independence certification, amounts, products, eye-health or treatment instructions are created.",
      "criterion": "Material for Dark/milk differences, ingredient matching and direct comparison must be linked to the selected subclaim, parent context, same report/crossover trial, test units, times, comparator and denominators, distinguishing unread external material.",
      "basis": "Preserved C/E/H application conditions concerning questions, populations, interventions, comparators, reports versus studies, endpoints, denominators and harms were referenced.",
      "condition_origin": "Internally applied conditions preserved for the existing subclaim. They do not establish preregistration, official-tool certification or completed content review.",
      "proposed_research": "Material needed: Matching of sugar, fat, caffeine, calories and other ingredients, and isolated-ingredient attribution, are unverified. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N05",
      "question_type": "Evidence condition",
      "question": "What comparison does the milk-chocolate control represent?",
      "needed": "Control product, exposure, sensory features and concurrent conditions",
      "role": "Required",
      "role_reason": "This condition connects Control product, exposure, sensory features and concurrent conditions with the selected acute small-letter question, tested foods, milk-chocolate control, within-person crossover, people/eyes, conditions, times, denominators, other visual outcomes and harms.",
      "application_exception": "Preserve original numbers while distinguishing tested dark/milk food comparisons from isolated-ingredient effects, small-letter logCS, large-letter logCS and acuity logMAR, the same acute window of about 1.75 hours/about 2 hours/within 2 hours, people/eyes/conditions/repeated tests and long-term clinical efficacy. No new arithmetic, effects, CIs, hypothetical examples, grades, independence certification, amounts, products, eye-health or treatment instructions are created.",
      "criterion": "Material for Control product, exposure, sensory features and concurrent conditions must be linked to the selected subclaim, parent context, same report/crossover trial, test units, times, comparator and denominators, distinguishing unread external material.",
      "basis": "Preserved C/E/H application conditions concerning questions, populations, interventions, comparators, reports versus studies, endpoints, denominators and harms were referenced.",
      "condition_origin": "Internally applied conditions preserved for the existing subclaim. They do not establish preregistration, official-tool certification or completed content review.",
      "proposed_research": "Material needed: Control amount, ingredients, taste, appearance, expectations, adherence and actual matching are unverified. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N06",
      "question_type": "Evidence condition",
      "question": "Do actual measurement timing and “about two hours” describe the same window?",
      "needed": "Ingestion/testing times, acute window and persistence",
      "role": "Required",
      "role_reason": "This condition connects Ingestion/testing times, acute window and persistence with the selected acute small-letter question, tested foods, milk-chocolate control, within-person crossover, people/eyes, conditions, times, denominators, other visual outcomes and harms.",
      "application_exception": "Preserve original numbers while distinguishing tested dark/milk food comparisons from isolated-ingredient effects, small-letter logCS, large-letter logCS and acuity logMAR, the same acute window of about 1.75 hours/about 2 hours/within 2 hours, people/eyes/conditions/repeated tests and long-term clinical efficacy. No new arithmetic, effects, CIs, hypothetical examples, grades, independence certification, amounts, products, eye-health or treatment instructions are created.",
      "criterion": "Material for Ingestion/testing times, acute window and persistence must be linked to the selected subclaim, parent context, same report/crossover trial, test units, times, comparator and denominators, distinguishing unread external material.",
      "basis": "Preserved C/E/H application conditions concerning questions, populations, interventions, comparators, reports versus studies, endpoints, denominators and harms were referenced.",
      "condition_origin": "Internally applied conditions preserved for the existing subclaim. They do not establish preregistration, official-tool certification or completed content review.",
      "proposed_research": "Material needed: Individual test intervals, allowed timing window and subsequent duration are unverified. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N07",
      "question_type": "Evidence condition",
      "question": "How was small-letter contrast sensitivity defined?",
      "needed": "Test task, letter size, units and equipment",
      "role": "Required",
      "role_reason": "This condition connects Test task, letter size, units and equipment with the selected acute small-letter question, tested foods, milk-chocolate control, within-person crossover, people/eyes, conditions, times, denominators, other visual outcomes and harms.",
      "application_exception": "Preserve original numbers while distinguishing tested dark/milk food comparisons from isolated-ingredient effects, small-letter logCS, large-letter logCS and acuity logMAR, the same acute window of about 1.75 hours/about 2 hours/within 2 hours, people/eyes/conditions/repeated tests and long-term clinical efficacy. No new arithmetic, effects, CIs, hypothetical examples, grades, independence certification, amounts, products, eye-health or treatment instructions are created.",
      "criterion": "Material for Test task, letter size, units and equipment must be linked to the selected subclaim, parent context, same report/crossover trial, test units, times, comparator and denominators, distinguishing unread external material.",
      "basis": "Preserved C/E/H application conditions concerning questions, populations, interventions, comparators, reports versus studies, endpoints, denominators and harms were referenced.",
      "condition_origin": "Internally applied conditions preserved for the existing subclaim. They do not establish preregistration, official-tool certification or completed content review.",
      "proposed_research": "Material needed: Letter size, test distance, lighting, equipment, assessment procedure and baseline test definitions are unverified. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N08",
      "question_type": "Evidence condition",
      "question": "What are the original small-letter values, difference, CI and P value?",
      "needed": "Condition-specific values, estimate, denominator and original result",
      "role": "Required",
      "role_reason": "This condition connects Condition-specific values, estimate, denominator and original result with the selected acute small-letter question, tested foods, milk-chocolate control, within-person crossover, people/eyes, conditions, times, denominators, other visual outcomes and harms.",
      "application_exception": "Preserve original numbers while distinguishing tested dark/milk food comparisons from isolated-ingredient effects, small-letter logCS, large-letter logCS and acuity logMAR, the same acute window of about 1.75 hours/about 2 hours/within 2 hours, people/eyes/conditions/repeated tests and long-term clinical efficacy. No new arithmetic, effects, CIs, hypothetical examples, grades, independence certification, amounts, products, eye-health or treatment instructions are created.",
      "criterion": "Material for Condition-specific values, estimate, denominator and original result must be linked to the selected subclaim, parent context, same report/crossover trial, test units, times, comparator and denominators, distinguishing unread external material.",
      "basis": "Preserved C/E/H application conditions concerning questions, populations, interventions, comparators, reports versus studies, endpoints, denominators and harms were referenced.",
      "condition_origin": "Internally applied conditions preserved for the existing subclaim. They do not establish preregistration, official-tool certification or completed content review.",
      "proposed_research": "Material needed: Exact eye/person analysis unit, denominator, model and baseline/order adjustments are unverified. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N09",
      "question_type": "Evidence condition",
      "question": "Is the nonsignificant large-letter result distinguished?",
      "needed": "Outcome-specific effects, units and hierarchy",
      "role": "Required",
      "role_reason": "This condition connects Outcome-specific effects, units and hierarchy with the selected acute small-letter question, tested foods, milk-chocolate control, within-person crossover, people/eyes, conditions, times, denominators, other visual outcomes and harms.",
      "application_exception": "Preserve original numbers while distinguishing tested dark/milk food comparisons from isolated-ingredient effects, small-letter logCS, large-letter logCS and acuity logMAR, the same acute window of about 1.75 hours/about 2 hours/within 2 hours, people/eyes/conditions/repeated tests and long-term clinical efficacy. No new arithmetic, effects, CIs, hypothetical examples, grades, independence certification, amounts, products, eye-health or treatment instructions are created.",
      "criterion": "Material for Outcome-specific effects, units and hierarchy must be linked to the selected subclaim, parent context, same report/crossover trial, test units, times, comparator and denominators, distinguishing unread external material.",
      "basis": "Preserved C/E/H application conditions concerning questions, populations, interventions, comparators, reports versus studies, endpoints, denominators and harms were referenced.",
      "condition_origin": "Internally applied conditions preserved for the existing subclaim. They do not establish preregistration, official-tool certification or completed content review.",
      "proposed_research": "Material needed: The exact large-letter CI, denominator, test conditions, model and prespecified hierarchy are unverified. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N10",
      "question_type": "Evidence condition",
      "question": "Is the borderline visual-acuity result in logMAR distinguished?",
      "needed": "Acuity result, direction, units and hierarchy",
      "role": "Required",
      "role_reason": "This condition connects Acuity result, direction, units and hierarchy with the selected acute small-letter question, tested foods, milk-chocolate control, within-person crossover, people/eyes, conditions, times, denominators, other visual outcomes and harms.",
      "application_exception": "Preserve original numbers while distinguishing tested dark/milk food comparisons from isolated-ingredient effects, small-letter logCS, large-letter logCS and acuity logMAR, the same acute window of about 1.75 hours/about 2 hours/within 2 hours, people/eyes/conditions/repeated tests and long-term clinical efficacy. No new arithmetic, effects, CIs, hypothetical examples, grades, independence certification, amounts, products, eye-health or treatment instructions are created.",
      "criterion": "Material for Acuity result, direction, units and hierarchy must be linked to the selected subclaim, parent context, same report/crossover trial, test units, times, comparator and denominators, distinguishing unread external material.",
      "basis": "Preserved C/E/H application conditions concerning questions, populations, interventions, comparators, reports versus studies, endpoints, denominators and harms were referenced.",
      "condition_origin": "Internally applied conditions preserved for the existing subclaim. They do not establish preregistration, official-tool certification or completed content review.",
      "proposed_research": "Material needed: Exact acuity direction, condition-specific values, CI, denominator and test definitions are unverified. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N11",
      "question_type": "Evidence condition",
      "question": "Have single masking and participant recognition of conditions been verified?",
      "needed": "Who was masked, maintenance, testing and analysis conditions",
      "role": "Required",
      "role_reason": "This condition connects Who was masked, maintenance, testing and analysis conditions with the selected acute small-letter question, tested foods, milk-chocolate control, within-person crossover, people/eyes, conditions, times, denominators, other visual outcomes and harms.",
      "application_exception": "Preserve original numbers while distinguishing tested dark/milk food comparisons from isolated-ingredient effects, small-letter logCS, large-letter logCS and acuity logMAR, the same acute window of about 1.75 hours/about 2 hours/within 2 hours, people/eyes/conditions/repeated tests and long-term clinical efficacy. No new arithmetic, effects, CIs, hypothetical examples, grades, independence certification, amounts, products, eye-health or treatment instructions are created.",
      "criterion": "Material for Who was masked, maintenance, testing and analysis conditions must be linked to the selected subclaim, parent context, same report/crossover trial, test units, times, comparator and denominators, distinguishing unread external material.",
      "basis": "Preserved C/E/H application conditions concerning questions, populations, interventions, comparators, reports versus studies, endpoints, denominators and harms were referenced.",
      "condition_origin": "Internally applied conditions preserved for the existing subclaim. They do not establish preregistration, official-tool certification or completed content review.",
      "proposed_research": "Material needed: Who was masked, maintenance, expectation differences and assessor/analyst knowledge of conditions are unverified. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N12",
      "question_type": "Evidence condition",
      "question": "Have crossover-session order and within-person analysis been verified?",
      "needed": "Sequence generation, concealment, session interval and within-person analysis",
      "role": "Required",
      "role_reason": "This condition connects Sequence generation, concealment, session interval and within-person analysis with the selected acute small-letter question, tested foods, milk-chocolate control, within-person crossover, people/eyes, conditions, times, denominators, other visual outcomes and harms.",
      "application_exception": "Preserve original numbers while distinguishing tested dark/milk food comparisons from isolated-ingredient effects, small-letter logCS, large-letter logCS and acuity logMAR, the same acute window of about 1.75 hours/about 2 hours/within 2 hours, people/eyes/conditions/repeated tests and long-term clinical efficacy. No new arithmetic, effects, CIs, hypothetical examples, grades, independence certification, amounts, products, eye-health or treatment instructions are created.",
      "criterion": "Material for Sequence generation, concealment, session interval and within-person analysis must be linked to the selected subclaim, parent context, same report/crossover trial, test units, times, comparator and denominators, distinguishing unread external material.",
      "basis": "Preserved C/E/H application conditions concerning questions, populations, interventions, comparators, reports versus studies, endpoints, denominators and harms were referenced.",
      "condition_origin": "Internally applied conditions preserved for the existing subclaim. They do not establish preregistration, official-tool certification or completed content review.",
      "proposed_research": "Material needed: Sequence generation/concealment, session intervals and order/period models are unverified. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N13",
      "question_type": "Evidence condition",
      "question": "Have learning, period and carryover effects been verified?",
      "needed": "Repeated testing, baseline, washout and period matching",
      "role": "Required",
      "role_reason": "This condition connects Repeated testing, baseline, washout and period matching with the selected acute small-letter question, tested foods, milk-chocolate control, within-person crossover, people/eyes, conditions, times, denominators, other visual outcomes and harms.",
      "application_exception": "Preserve original numbers while distinguishing tested dark/milk food comparisons from isolated-ingredient effects, small-letter logCS, large-letter logCS and acuity logMAR, the same acute window of about 1.75 hours/about 2 hours/within 2 hours, people/eyes/conditions/repeated tests and long-term clinical efficacy. No new arithmetic, effects, CIs, hypothetical examples, grades, independence certification, amounts, products, eye-health or treatment instructions are created.",
      "criterion": "Material for Repeated testing, baseline, washout and period matching must be linked to the selected subclaim, parent context, same report/crossover trial, test units, times, comparator and denominators, distinguishing unread external material.",
      "basis": "Preserved C/E/H application conditions concerning questions, populations, interventions, comparators, reports versus studies, endpoints, denominators and harms were referenced.",
      "condition_origin": "Internally applied conditions preserved for the existing subclaim. They do not establish preregistration, official-tool certification or completed content review.",
      "proposed_research": "Material needed: Practice/baseline testing, test order and handling of learning/carryover are unverified. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N14",
      "question_type": "Evidence condition",
      "question": "Are people, eyes, conditions and repeated measurements distinguished?",
      "needed": "Analysis units, clustering/correlation and denominators",
      "role": "Required",
      "role_reason": "This condition connects Analysis units, clustering/correlation and denominators with the selected acute small-letter question, tested foods, milk-chocolate control, within-person crossover, people/eyes, conditions, times, denominators, other visual outcomes and harms.",
      "application_exception": "Preserve original numbers while distinguishing tested dark/milk food comparisons from isolated-ingredient effects, small-letter logCS, large-letter logCS and acuity logMAR, the same acute window of about 1.75 hours/about 2 hours/within 2 hours, people/eyes/conditions/repeated tests and long-term clinical efficacy. No new arithmetic, effects, CIs, hypothetical examples, grades, independence certification, amounts, products, eye-health or treatment instructions are created.",
      "criterion": "Material for Analysis units, clustering/correlation and denominators must be linked to the selected subclaim, parent context, same report/crossover trial, test units, times, comparator and denominators, distinguishing unread external material.",
      "basis": "Preserved C/E/H application conditions concerning questions, populations, interventions, comparators, reports versus studies, endpoints, denominators and harms were referenced.",
      "condition_origin": "Internally applied conditions preserved for the existing subclaim. They do not establish preregistration, official-tool certification or completed content review.",
      "proposed_research": "Material needed: Tested eyes, use of both eyes, eye-level data, repeat counts and within-person/between-eye correlation models are unverified. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N15",
      "question_type": "Evidence condition",
      "question": "Have completion, missingness and analysis populations been verified?",
      "needed": "Session/outcome-specific completion, exclusions and missing-data handling",
      "role": "Required",
      "role_reason": "This condition connects Session/outcome-specific completion, exclusions and missing-data handling with the selected acute small-letter question, tested foods, milk-chocolate control, within-person crossover, people/eyes, conditions, times, denominators, other visual outcomes and harms.",
      "application_exception": "Preserve original numbers while distinguishing tested dark/milk food comparisons from isolated-ingredient effects, small-letter logCS, large-letter logCS and acuity logMAR, the same acute window of about 1.75 hours/about 2 hours/within 2 hours, people/eyes/conditions/repeated tests and long-term clinical efficacy. No new arithmetic, effects, CIs, hypothetical examples, grades, independence certification, amounts, products, eye-health or treatment instructions are created.",
      "criterion": "Material for Session/outcome-specific completion, exclusions and missing-data handling must be linked to the selected subclaim, parent context, same report/crossover trial, test units, times, comparator and denominators, distinguishing unread external material.",
      "basis": "Preserved C/E/H application conditions concerning questions, populations, interventions, comparators, reports versus studies, endpoints, denominators and harms were referenced.",
      "condition_origin": "Internally applied conditions preserved for the existing subclaim. They do not establish preregistration, official-tool certification or completed content review.",
      "proposed_research": "Material needed: Session/outcome-specific completion, missingness, exclusions, analysis denominators and handling reasons are unverified. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N16",
      "question_type": "Evidence condition",
      "question": "What is the scope of the mean difference and within-person estimate?",
      "needed": "Reported effects, covariates, model and units",
      "role": "Required",
      "role_reason": "This condition connects Reported effects, covariates, model and units with the selected acute small-letter question, tested foods, milk-chocolate control, within-person crossover, people/eyes, conditions, times, denominators, other visual outcomes and harms.",
      "application_exception": "Preserve original numbers while distinguishing tested dark/milk food comparisons from isolated-ingredient effects, small-letter logCS, large-letter logCS and acuity logMAR, the same acute window of about 1.75 hours/about 2 hours/within 2 hours, people/eyes/conditions/repeated tests and long-term clinical efficacy. No new arithmetic, effects, CIs, hypothetical examples, grades, independence certification, amounts, products, eye-health or treatment instructions are created.",
      "criterion": "Material for Reported effects, covariates, model and units must be linked to the selected subclaim, parent context, same report/crossover trial, test units, times, comparator and denominators, distinguishing unread external material.",
      "basis": "Preserved C/E/H application conditions concerning questions, populations, interventions, comparators, reports versus studies, endpoints, denominators and harms were referenced.",
      "condition_origin": "Internally applied conditions preserved for the existing subclaim. They do not establish preregistration, official-tool certification or completed content review.",
      "proposed_research": "Material needed: Exact adjusted model, covariates, eye/person units and variance/correlation structure are unverified. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N17",
      "question_type": "Evidence condition",
      "question": "Are registration identifiers distinguished from actual registry reading?",
      "needed": "Original registration identifier, changes and actual reading dates",
      "role": "Required",
      "role_reason": "This condition connects Original registration identifier, changes and actual reading dates with the selected acute small-letter question, tested foods, milk-chocolate control, within-person crossover, people/eyes, conditions, times, denominators, other visual outcomes and harms.",
      "application_exception": "Preserve original numbers while distinguishing tested dark/milk food comparisons from isolated-ingredient effects, small-letter logCS, large-letter logCS and acuity logMAR, the same acute window of about 1.75 hours/about 2 hours/within 2 hours, people/eyes/conditions/repeated tests and long-term clinical efficacy. No new arithmetic, effects, CIs, hypothetical examples, grades, independence certification, amounts, products, eye-health or treatment instructions are created.",
      "criterion": "Material for Original registration identifier, changes and actual reading dates must be linked to the selected subclaim, parent context, same report/crossover trial, test units, times, comparator and denominators, distinguishing unread external material.",
      "basis": "Preserved C/E/H application conditions concerning questions, populations, interventions, comparators, reports versus studies, endpoints, denominators and harms were referenced.",
      "condition_origin": "Internally applied conditions preserved for the existing subclaim. They do not establish preregistration, official-tool certification or completed content review.",
      "proposed_research": "Material needed: Exact registration/recruitment timing, original registration, change history and protocol remain unread. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N18",
      "question_type": "Evidence condition",
      "question": "Have prior hierarchy and multiple visual outcomes been verified?",
      "needed": "First endpoint, SAP and testing/adjustment plan",
      "role": "Required",
      "role_reason": "This condition connects First endpoint, SAP and testing/adjustment plan with the selected acute small-letter question, tested foods, milk-chocolate control, within-person crossover, people/eyes, conditions, times, denominators, other visual outcomes and harms.",
      "application_exception": "Preserve original numbers while distinguishing tested dark/milk food comparisons from isolated-ingredient effects, small-letter logCS, large-letter logCS and acuity logMAR, the same acute window of about 1.75 hours/about 2 hours/within 2 hours, people/eyes/conditions/repeated tests and long-term clinical efficacy. No new arithmetic, effects, CIs, hypothetical examples, grades, independence certification, amounts, products, eye-health or treatment instructions are created.",
      "criterion": "Material for First endpoint, SAP and testing/adjustment plan must be linked to the selected subclaim, parent context, same report/crossover trial, test units, times, comparator and denominators, distinguishing unread external material.",
      "basis": "Preserved C/E/H application conditions concerning questions, populations, interventions, comparators, reports versus studies, endpoints, denominators and harms were referenced.",
      "condition_origin": "Internally applied conditions preserved for the existing subclaim. They do not establish preregistration, official-tool certification or completed content review.",
      "proposed_research": "Material needed: Prerecruitment hierarchy, test direction, multiplicity, SAP and changes are unverified. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N19",
      "question_type": "Evidence condition",
      "question": "Are acute functional testing and clinical importance distinguished?",
      "needed": "Relevance threshold, everyday function and clinical endpoints",
      "role": "Required",
      "role_reason": "This condition connects Relevance threshold, everyday function and clinical endpoints with the selected acute small-letter question, tested foods, milk-chocolate control, within-person crossover, people/eyes, conditions, times, denominators, other visual outcomes and harms.",
      "application_exception": "Preserve original numbers while distinguishing tested dark/milk food comparisons from isolated-ingredient effects, small-letter logCS, large-letter logCS and acuity logMAR, the same acute window of about 1.75 hours/about 2 hours/within 2 hours, people/eyes/conditions/repeated tests and long-term clinical efficacy. No new arithmetic, effects, CIs, hypothetical examples, grades, independence certification, amounts, products, eye-health or treatment instructions are created.",
      "criterion": "Material for Relevance threshold, everyday function and clinical endpoints must be linked to the selected subclaim, parent context, same report/crossover trial, test units, times, comparator and denominators, distinguishing unread external material.",
      "basis": "Preserved C/E/H application conditions concerning questions, populations, interventions, comparators, reports versus studies, endpoints, denominators and harms were referenced.",
      "condition_origin": "Internally applied conditions preserved for the existing subclaim. They do not establish preregistration, official-tool certification or completed content review.",
      "proposed_research": "Material needed: Prespecified relevance thresholds, everyday function and patient clinical endpoints remain unlinked. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N20",
      "question_type": "Evidence condition",
      "question": "Have persistence and repeated-ingestion results been verified?",
      "needed": "Distinguishing the acute time point from repeated/long-term outcomes",
      "role": "Required",
      "role_reason": "This condition connects Distinguishing the acute time point from repeated/long-term outcomes with the selected acute small-letter question, tested foods, milk-chocolate control, within-person crossover, people/eyes, conditions, times, denominators, other visual outcomes and harms.",
      "application_exception": "Preserve original numbers while distinguishing tested dark/milk food comparisons from isolated-ingredient effects, small-letter logCS, large-letter logCS and acuity logMAR, the same acute window of about 1.75 hours/about 2 hours/within 2 hours, people/eyes/conditions/repeated tests and long-term clinical efficacy. No new arithmetic, effects, CIs, hypothetical examples, grades, independence certification, amounts, products, eye-health or treatment instructions are created.",
      "criterion": "Material for Distinguishing the acute time point from repeated/long-term outcomes must be linked to the selected subclaim, parent context, same report/crossover trial, test units, times, comparator and denominators, distinguishing unread external material.",
      "basis": "Preserved C/E/H application conditions concerning questions, populations, interventions, comparators, reports versus studies, endpoints, denominators and harms were referenced.",
      "condition_origin": "Internally applied conditions preserved for the existing subclaim. They do not establish preregistration, official-tool certification or completed content review.",
      "proposed_research": "Material needed: Later persistence, repeated exposure and long-term clinical function/safety remain unlinked. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N21",
      "question_type": "Evidence condition",
      "question": "Are direct data available for other populations?",
      "needed": "Direct data by age, eye disease and baseline function",
      "role": "Required",
      "role_reason": "This condition connects Direct data by age, eye disease and baseline function with the selected acute small-letter question, tested foods, milk-chocolate control, within-person crossover, people/eyes, conditions, times, denominators, other visual outcomes and harms.",
      "application_exception": "Preserve original numbers while distinguishing tested dark/milk food comparisons from isolated-ingredient effects, small-letter logCS, large-letter logCS and acuity logMAR, the same acute window of about 1.75 hours/about 2 hours/within 2 hours, people/eyes/conditions/repeated tests and long-term clinical efficacy. No new arithmetic, effects, CIs, hypothetical examples, grades, independence certification, amounts, products, eye-health or treatment instructions are created.",
      "criterion": "Material for Direct data by age, eye disease and baseline function must be linked to the selected subclaim, parent context, same report/crossover trial, test units, times, comparator and denominators, distinguishing unread external material.",
      "basis": "Preserved C/E/H application conditions concerning questions, populations, interventions, comparators, reports versus studies, endpoints, denominators and harms were referenced.",
      "condition_origin": "Internally applied conditions preserved for the existing subclaim. They do not establish preregistration, official-tool certification or completed content review.",
      "proposed_research": "Material needed: Contrast-sensitivity, clinical-function and safety data in other populations remain unlinked. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N22",
      "question_type": "Evidence condition",
      "question": "Have concurrent meals, environment and testing conditions been verified?",
      "needed": "Records of meals, medicines, lifestyle, lighting and visual correction",
      "role": "Required",
      "role_reason": "This condition connects Records of meals, medicines, lifestyle, lighting and visual correction with the selected acute small-letter question, tested foods, milk-chocolate control, within-person crossover, people/eyes, conditions, times, denominators, other visual outcomes and harms.",
      "application_exception": "Preserve original numbers while distinguishing tested dark/milk food comparisons from isolated-ingredient effects, small-letter logCS, large-letter logCS and acuity logMAR, the same acute window of about 1.75 hours/about 2 hours/within 2 hours, people/eyes/conditions/repeated tests and long-term clinical efficacy. No new arithmetic, effects, CIs, hypothetical examples, grades, independence certification, amounts, products, eye-health or treatment instructions are created.",
      "criterion": "Material for Records of meals, medicines, lifestyle, lighting and visual correction must be linked to the selected subclaim, parent context, same report/crossover trial, test units, times, comparator and denominators, distinguishing unread external material.",
      "basis": "Preserved C/E/H application conditions concerning questions, populations, interventions, comparators, reports versus studies, endpoints, denominators and harms were referenced.",
      "condition_origin": "Internally applied conditions preserved for the existing subclaim. They do not establish preregistration, official-tool certification or completed content review.",
      "proposed_research": "Material needed: Concurrent exposures before/after ingestion, test lighting/timing, correction conditions and adherence are unverified. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N23",
      "question_type": "Evidence condition",
      "question": "What is the verification scope for funding, product support and commercial involvement?",
      "needed": "Separate originals for support, employee authors and competing interests",
      "role": "Required",
      "role_reason": "This condition connects Separate originals for support, employee authors and competing interests with the selected acute small-letter question, tested foods, milk-chocolate control, within-person crossover, people/eyes, conditions, times, denominators, other visual outcomes and harms.",
      "application_exception": "Preserve original numbers while distinguishing tested dark/milk food comparisons from isolated-ingredient effects, small-letter logCS, large-letter logCS and acuity logMAR, the same acute window of about 1.75 hours/about 2 hours/within 2 hours, people/eyes/conditions/repeated tests and long-term clinical efficacy. No new arithmetic, effects, CIs, hypothetical examples, grades, independence certification, amounts, products, eye-health or treatment instructions are created.",
      "criterion": "Material for Separate originals for support, employee authors and competing interests must be linked to the selected subclaim, parent context, same report/crossover trial, test units, times, comparator and denominators, distinguishing unread external material.",
      "basis": "Preserved C/E/H application conditions concerning questions, populations, interventions, comparators, reports versus studies, endpoints, denominators and harms were referenced.",
      "condition_origin": "Internally applied conditions preserved for the existing subclaim. They do not establish preregistration, official-tool certification or completed content review.",
      "proposed_research": "Material needed: Full original funding roles, product/free support, employee authors and competing-interest disclosures are unverified. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N24",
      "question_type": "Evidence condition",
      "question": "What is the safety scope of a single food exposure?",
      "needed": "Adverse-event collection, exposure, denominators and discontinuation",
      "role": "Supplementary",
      "role_reason": "This condition connects Adverse-event collection, exposure, denominators and discontinuation with the selected acute small-letter question, tested foods, milk-chocolate control, within-person crossover, people/eyes, conditions, times, denominators, other visual outcomes and harms.",
      "application_exception": "Preserve original numbers while distinguishing tested dark/milk food comparisons from isolated-ingredient effects, small-letter logCS, large-letter logCS and acuity logMAR, the same acute window of about 1.75 hours/about 2 hours/within 2 hours, people/eyes/conditions/repeated tests and long-term clinical efficacy. No new arithmetic, effects, CIs, hypothetical examples, grades, independence certification, amounts, products, eye-health or treatment instructions are created.",
      "criterion": "Material for Adverse-event collection, exposure, denominators and discontinuation must be linked to the selected subclaim, parent context, same report/crossover trial, test units, times, comparator and denominators, distinguishing unread external material.",
      "basis": "Preserved C/E/H application conditions concerning questions, populations, interventions, comparators, reports versus studies, endpoints, denominators and harms were referenced.",
      "condition_origin": "Internally applied conditions preserved for the existing subclaim. They do not establish preregistration, official-tool certification or completed content review.",
      "proposed_research": "Material needed: Event definitions, collection, denominators, discontinuation, vulnerable populations and long-term safety are unverified. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N25",
      "question_type": "Evidence condition",
      "question": "How are reports, crossover conditions and independent trials distinguished?",
      "needed": "Report, population, conditions and independent-trial relationships",
      "role": "Required",
      "role_reason": "This condition connects Report, population, conditions and independent-trial relationships with the selected acute small-letter question, tested foods, milk-chocolate control, within-person crossover, people/eyes, conditions, times, denominators, other visual outcomes and harms.",
      "application_exception": "Preserve original numbers while distinguishing tested dark/milk food comparisons from isolated-ingredient effects, small-letter logCS, large-letter logCS and acuity logMAR, the same acute window of about 1.75 hours/about 2 hours/within 2 hours, people/eyes/conditions/repeated tests and long-term clinical efficacy. No new arithmetic, effects, CIs, hypothetical examples, grades, independence certification, amounts, products, eye-health or treatment instructions are created.",
      "criterion": "Material for Report, population, conditions and independent-trial relationships must be linked to the selected subclaim, parent context, same report/crossover trial, test units, times, comparator and denominators, distinguishing unread external material.",
      "basis": "Preserved C/E/H application conditions concerning questions, populations, interventions, comparators, reports versus studies, endpoints, denominators and harms were referenced.",
      "condition_origin": "Internally applied conditions preserved for the existing subclaim. They do not establish preregistration, official-tool certification or completed content review.",
      "proposed_research": "Material needed: Separate replications using the same product/time/endpoint and actual independent-family relationships remain unlinked. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N26",
      "question_type": "Evidence condition",
      "question": "Are subclaim/parent verdicts, original values and history distinguished?",
      "needed": "Parent C54, subclaim C, corrections and historical review",
      "role": "Required",
      "role_reason": "This condition connects Parent C54, subclaim C, corrections and historical review with the selected acute small-letter question, tested foods, milk-chocolate control, within-person crossover, people/eyes, conditions, times, denominators, other visual outcomes and harms.",
      "application_exception": "Preserve original numbers while distinguishing tested dark/milk food comparisons from isolated-ingredient effects, small-letter logCS, large-letter logCS and acuity logMAR, the same acute window of about 1.75 hours/about 2 hours/within 2 hours, people/eyes/conditions/repeated tests and long-term clinical efficacy. No new arithmetic, effects, CIs, hypothetical examples, grades, independence certification, amounts, products, eye-health or treatment instructions are created.",
      "criterion": "Material for Parent C54, subclaim C, corrections and historical review must be linked to the selected subclaim, parent context, same report/crossover trial, test units, times, comparator and denominators, distinguishing unread external material.",
      "basis": "Preserved C/E/H application conditions concerning questions, populations, interventions, comparators, reports versus studies, endpoints, denominators and harms were referenced.",
      "condition_origin": "Internally applied conditions preserved for the existing subclaim. They do not establish preregistration, official-tool certification or completed content review.",
      "proposed_research": "Material needed: Subclaim score, status and axes are absent; new corrections and details of historical review are unverified. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N27",
      "question_type": "Evidence condition",
      "question": "Are stored summaries, external links and later updates distinguished?",
      "needed": "Actual summary use, unread external material and additional sources",
      "role": "Required",
      "role_reason": "This condition connects Actual summary use, unread external material and additional sources with the selected acute small-letter question, tested foods, milk-chocolate control, within-person crossover, people/eyes, conditions, times, denominators, other visual outcomes and harms.",
      "application_exception": "Preserve original numbers while distinguishing tested dark/milk food comparisons from isolated-ingredient effects, small-letter logCS, large-letter logCS and acuity logMAR, the same acute window of about 1.75 hours/about 2 hours/within 2 hours, people/eyes/conditions/repeated tests and long-term clinical efficacy. No new arithmetic, effects, CIs, hypothetical examples, grades, independence certification, amounts, products, eye-health or treatment instructions are created.",
      "criterion": "Material for Actual summary use, unread external material and additional sources must be linked to the selected subclaim, parent context, same report/crossover trial, test units, times, comparator and denominators, distinguishing unread external material.",
      "basis": "Preserved C/E/H application conditions concerning questions, populations, interventions, comparators, reports versus studies, endpoints, denominators and harms were referenced.",
      "condition_origin": "Internally applied conditions preserved for the existing subclaim. They do not establish preregistration, official-tool certification or completed content review.",
      "proposed_research": "Material needed: External original acquisition, actual reading, source-link verification and review of existing content remain incomplete. This records needed materials; no new research was executed."
    }
  ]
}