{
  "schema_version": "chamgap-public-criteria-1.0",
  "title": "Argentine tango or adapted-tango classes × Tango-specific superiority over other dance or exercise",
  "language": "en",
  "translation_date": "2026-10-21",
  "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": "Existing methodological links were reused for production. External originals were not reread and methodological content was not reassessed."
    },
    {
      "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": "Existing methodological links were reused for production. External originals were not reread and methodological content was not reassessed."
    },
    {
      "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": "Existing methodological links were reused for production. External originals were not reread and methodological content was not reassessed."
    },
    {
      "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": "Existing methodological links were reused for production. External originals were not reread and methodological content was not reassessed."
    },
    {
      "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": "Existing methodological links were reused for production. External originals were not reread and methodological content was not reassessed."
    }
  ],
  "status_dictionary": {
    "Partly verified": "Partial information from the stored summary is linked; detailed originals and content review remain incomplete.",
    "Unverified": "Required details cannot be established within the preserved scope. This does not establish absence of effects or studies, or safety.",
    "Review incomplete": "Review of existing content remains incomplete.",
    "Met": "This state is used only within the relevant conditions after material verification and content review. It was not automatically assigned in this work.",
    "Not reported": "Unreported within material actually read. Unread external material is not relabeled as unreported.",
    "Inaccessible": "This means actual access failure. External access was not attempted in this work, so this state was not assigned.",
    "Not applicable": "Used only with an application exception and reason based on the question scope.",
    "Conflicting data": "This requires actual comparison of materials; no new conflict judgment was made in this work.",
    "Insufficient evidence for the conditions": "This indicates gaps in additional material for the selected conditions. Unread material as a whole is not converted into an efficacy grade."
  },
  "requirements": [
    {
      "item_id": "N01",
      "question_type": "Evidence condition",
      "question": "Which question does this evidence check cover?",
      "needed": "Tango-specific superiority over other dance or exercise and the parent question's scope",
      "role": "Required",
      "role_reason": "Material on Tango-specific superiority over other dance or exercise and the parent question's scope is needed to connect the same tango program, population, active control, endpoint, duration, denominators, precision and harms.",
      "application_exception": "Selected D and absent individual score and axes are retained, distinguishing parent C54 and no-intervention C. No-intervention program effects are not converted into active-control superiority or effects unique to tango movements, or within-group P values into between-group effects. Allocation, analysis, exclusions and activity-retention proportions are not newly calculated. No new effects, CIs, denominators, unique totals, grades or individual-care guidance are created.",
      "criterion": "Original material on Tango-specific superiority over other dance or exercise and the parent question's scope must link to the same question, control, endpoint, time point and denominators, distinguishing within- and between-group results, parent context and unread external materials.",
      "basis": "Preserved principles distinguishing questions, direct comparisons, reports and trials, endpoints, denominators, precision and harms informed production.",
      "condition_origin": "These are evidence conditions for the existing question of tango-specific superiority over other dance or exercise. They do not establish preregistration, execution of an official assessment tool or completed clinical content review.",
      "proposed_research": "Material needed: Program effects versus no intervention are not transferred into specific superiority, and no new question unit is created. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N02",
      "question_type": "Evidence condition",
      "question": "How do selected D, parent C54 and no-intervention C differ?",
      "needed": "Selected grade, absent individual score, and parent and no-intervention verdicts",
      "role": "Required",
      "role_reason": "Material on Selected grade, absent individual score, and parent and no-intervention verdicts is needed to connect the same tango program, population, active control, endpoint, duration, denominators, precision and harms.",
      "application_exception": "Selected D and absent individual score and axes are retained, distinguishing parent C54 and no-intervention C. No-intervention program effects are not converted into active-control superiority or effects unique to tango movements, or within-group P values into between-group effects. Allocation, analysis, exclusions and activity-retention proportions are not newly calculated. No new effects, CIs, denominators, unique totals, grades or individual-care guidance are created.",
      "criterion": "Original material on Selected grade, absent individual score, and parent and no-intervention verdicts must link to the same question, control, endpoint, time point and denominators, distinguishing within- and between-group results, parent context and unread external materials.",
      "basis": "Preserved principles distinguishing questions, direct comparisons, reports and trials, endpoints, denominators, precision and harms informed production.",
      "condition_origin": "These are evidence conditions for the existing question of tango-specific superiority over other dance or exercise. They do not establish preregistration, execution of an official assessment tool or completed clinical content review.",
      "proposed_research": "Material needed: Parent 54 is not attached to selected D, and parent positive findings do not create a new grade. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N03",
      "question_type": "Evidence condition",
      "question": "Which materials were actually read in this work?",
      "needed": "Complete stored parent summary, selected question, historical verification and unread external material",
      "role": "Required",
      "role_reason": "Material on Complete stored parent summary, selected question, historical verification and unread external material is needed to connect the same tango program, population, active control, endpoint, duration, denominators, precision and harms.",
      "application_exception": "Selected D and absent individual score and axes are retained, distinguishing parent C54 and no-intervention C. No-intervention program effects are not converted into active-control superiority or effects unique to tango movements, or within-group P values into between-group effects. Allocation, analysis, exclusions and activity-retention proportions are not newly calculated. No new effects, CIs, denominators, unique totals, grades or individual-care guidance are created.",
      "criterion": "Original material on Complete stored parent summary, selected question, historical verification and unread external material must link to the same question, control, endpoint, time point and denominators, distinguishing within- and between-group results, parent context and unread external materials.",
      "basis": "Preserved principles distinguishing questions, direct comparisons, reports and trials, endpoints, denominators, precision and harms informed production.",
      "condition_origin": "These are evidence conditions for the existing question of tango-specific superiority over other dance or exercise. They do not establish preregistration, execution of an official assessment tool or completed clinical content review.",
      "proposed_research": "Material needed: External papers, registration, protocols and analysis plans were unread and access was not attempted; URLs or historical verification are not promoted into current content review. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N04",
      "question_type": "Evidence condition",
      "question": "Which comparison directly relates to specific superiority?",
      "needed": "Tango versus waltz/foxtrot in 2009, 3-arm design and original bibliography",
      "role": "Required",
      "role_reason": "Material on Tango versus waltz/foxtrot in 2009, 3-arm design and original bibliography is needed to connect the same tango program, population, active control, endpoint, duration, denominators, precision and harms.",
      "application_exception": "Selected D and absent individual score and axes are retained, distinguishing parent C54 and no-intervention C. No-intervention program effects are not converted into active-control superiority or effects unique to tango movements, or within-group P values into between-group effects. Allocation, analysis, exclusions and activity-retention proportions are not newly calculated. No new effects, CIs, denominators, unique totals, grades or individual-care guidance are created.",
      "criterion": "Original material on Tango versus waltz/foxtrot in 2009, 3-arm design and original bibliography must link to the same question, control, endpoint, time point and denominators, distinguishing within- and between-group results, parent context and unread external materials.",
      "basis": "Preserved principles distinguishing questions, direct comparisons, reports and trials, endpoints, denominators, precision and harms informed production.",
      "condition_origin": "These are evidence conditions for the existing question of tango-specific superiority over other dance or exercise. They do not establish preregistration, execution of an official assessment tool or completed clinical content review.",
      "proposed_research": "Material needed: This is not expanded into confirmation versus equal-intensity exercise or every program; exact contrasts, denominators and CIs remain unverified. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N05",
      "question_type": "Evidence condition",
      "question": "Does the 2013 longer trial answer superiority over other exercise?",
      "needed": "12-month tango versus no intervention, participation and comparator scope",
      "role": "Required",
      "role_reason": "Material on 12-month tango versus no intervention, participation and comparator scope is needed to connect the same tango program, population, active control, endpoint, duration, denominators, precision and harms.",
      "application_exception": "Selected D and absent individual score and axes are retained, distinguishing parent C54 and no-intervention C. No-intervention program effects are not converted into active-control superiority or effects unique to tango movements, or within-group P values into between-group effects. Allocation, analysis, exclusions and activity-retention proportions are not newly calculated. No new effects, CIs, denominators, unique totals, grades or individual-care guidance are created.",
      "criterion": "Original material on 12-month tango versus no intervention, participation and comparator scope must link to the same question, control, endpoint, time point and denominators, distinguishing within- and between-group results, parent context and unread external materials.",
      "basis": "Preserved principles distinguishing questions, direct comparisons, reports and trials, endpoints, denominators, precision and harms informed production.",
      "condition_origin": "These are evidence conditions for the existing question of tango-specific superiority over other dance or exercise. They do not establish preregistration, execution of an official assessment tool or completed clinical content review.",
      "proposed_research": "Material needed: It is not transferred into a long active-control comparison with other dance or exercise, or independent confirmation of specific superiority. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N06",
      "question_type": "Evidence condition",
      "question": "Are reports, research networks and cohorts counted more than once?",
      "needed": "Shared reports and participants, overlapping networks and independent replication",
      "role": "Required",
      "role_reason": "Material on Shared reports and participants, overlapping networks and independent replication is needed to connect the same tango program, population, active control, endpoint, duration, denominators, precision and harms.",
      "application_exception": "Selected D and absent individual score and axes are retained, distinguishing parent C54 and no-intervention C. No-intervention program effects are not converted into active-control superiority or effects unique to tango movements, or within-group P values into between-group effects. Allocation, analysis, exclusions and activity-retention proportions are not newly calculated. No new effects, CIs, denominators, unique totals, grades or individual-care guidance are created.",
      "criterion": "Original material on Shared reports and participants, overlapping networks and independent replication must link to the same question, control, endpoint, time point and denominators, distinguishing within- and between-group results, parent context and unread external materials.",
      "basis": "Preserved principles distinguishing questions, direct comparisons, reports and trials, endpoints, denominators, precision and harms informed production.",
      "condition_origin": "These are evidence conditions for the existing question of tango-specific superiority over other dance or exercise. They do not establish preregistration, execution of an official assessment tool or completed clinical content review.",
      "proposed_research": "Material needed: 58, 62 or 52 participants and shared reports are not added as new independent trials or participants; exact cohort overlap, unique totals and independent replication remain unverified. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N07",
      "question_type": "Evidence condition",
      "question": "Which Parkinson disease population was directly compared with other dance?",
      "needed": "Severity, stage, selection, baseline conditions and medication state",
      "role": "Required",
      "role_reason": "Material on Severity, stage, selection, baseline conditions and medication state is needed to connect the same tango program, population, active control, endpoint, duration, denominators, precision and harms.",
      "application_exception": "Selected D and absent individual score and axes are retained, distinguishing parent C54 and no-intervention C. No-intervention program effects are not converted into active-control superiority or effects unique to tango movements, or within-group P values into between-group effects. Allocation, analysis, exclusions and activity-retention proportions are not newly calculated. No new effects, CIs, denominators, unique totals, grades or individual-care guidance are created.",
      "criterion": "Original material on Severity, stage, selection, baseline conditions and medication state must link to the same question, control, endpoint, time point and denominators, distinguishing within- and between-group results, parent context and unread external materials.",
      "basis": "Preserved principles distinguishing questions, direct comparisons, reports and trials, endpoints, denominators, precision and harms informed production.",
      "condition_origin": "These are evidence conditions for the existing question of tango-specific superiority over other dance or exercise. They do not establish preregistration, execution of an official assessment tool or completed clinical content review.",
      "proposed_research": "Material needed: Detailed age, stage, freezing, cognition, gait, medication ON/OFF, group baseline conditions, selection and applicability to other populations remain unverified. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N08",
      "question_type": "Evidence condition",
      "question": "Which programs were compared?",
      "needed": "Tango and adapted tango versus waltz/foxtrot, intensity, instructors and partners",
      "role": "Required",
      "role_reason": "Material on Tango and adapted tango versus waltz/foxtrot, intensity, instructors and partners is needed to connect the same tango program, population, active control, endpoint, duration, denominators, precision and harms.",
      "application_exception": "Selected D and absent individual score and axes are retained, distinguishing parent C54 and no-intervention C. No-intervention program effects are not converted into active-control superiority or effects unique to tango movements, or within-group P values into between-group effects. Allocation, analysis, exclusions and activity-retention proportions are not newly calculated. No new effects, CIs, denominators, unique totals, grades or individual-care guidance are created.",
      "criterion": "Original material on Tango and adapted tango versus waltz/foxtrot, intensity, instructors and partners must link to the same question, control, endpoint, time point and denominators, distinguishing within- and between-group results, parent context and unread external materials.",
      "basis": "Preserved principles distinguishing questions, direct comparisons, reports and trials, endpoints, denominators, precision and harms informed production.",
      "condition_origin": "These are evidence conditions for the existing question of tango-specific superiority over other dance or exercise. They do not establish preregistration, execution of an official assessment tool or completed clinical content review.",
      "proposed_research": "Material needed: Equivalent class intensity, length, progression, partners, instructors, outside exercise and rehabilitation remain unverified. Program names alone do not establish balanced exposure. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N09",
      "question_type": "Evidence condition",
      "question": "Were class dose and duration matched?",
      "needed": "20 classes over 13 weeks, actual group attendance and time, and stopping",
      "role": "Required",
      "role_reason": "Material on 20 classes over 13 weeks, actual group attendance and time, and stopping is needed to connect the same tango program, population, active control, endpoint, duration, denominators, precision and harms.",
      "application_exception": "Selected D and absent individual score and axes are retained, distinguishing parent C54 and no-intervention C. No-intervention program effects are not converted into active-control superiority or effects unique to tango movements, or within-group P values into between-group effects. Allocation, analysis, exclusions and activity-retention proportions are not newly calculated. No new effects, CIs, denominators, unique totals, grades or individual-care guidance are created.",
      "criterion": "Original material on 20 classes over 13 weeks, actual group attendance and time, and stopping must link to the same question, control, endpoint, time point and denominators, distinguishing within- and between-group results, parent context and unread external materials.",
      "basis": "Preserved principles distinguishing questions, direct comparisons, reports and trials, endpoints, denominators, precision and harms informed production.",
      "condition_origin": "These are evidence conditions for the existing question of tango-specific superiority over other dance or exercise. They do not establish preregistration, execution of an official assessment tool or completed clinical content review.",
      "proposed_research": "Material needed: Actual attendance, intensity, class time, stopping and changes for each dance remain unverified; the 12-month no-intervention report is not attached as the active-comparison period. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N10",
      "question_type": "Evidence condition",
      "question": "Were music, social contact and exercise contributions separated?",
      "needed": "General dance and group activity, contact time, aerobic movement, expectations and specific steps",
      "role": "Required",
      "role_reason": "Material on General dance and group activity, contact time, aerobic movement, expectations and specific steps is needed to connect the same tango program, population, active control, endpoint, duration, denominators, precision and harms.",
      "application_exception": "Selected D and absent individual score and axes are retained, distinguishing parent C54 and no-intervention C. No-intervention program effects are not converted into active-control superiority or effects unique to tango movements, or within-group P values into between-group effects. Allocation, analysis, exclusions and activity-retention proportions are not newly calculated. No new effects, CIs, denominators, unique totals, grades or individual-care guidance are created.",
      "criterion": "Original material on General dance and group activity, contact time, aerobic movement, expectations and specific steps must link to the same question, control, endpoint, time point and denominators, distinguishing within- and between-group results, parent context and unread external materials.",
      "basis": "Preserved principles distinguishing questions, direct comparisons, reports and trials, endpoints, denominators, precision and harms informed production.",
      "condition_origin": "These are evidence conditions for the existing question of tango-specific superiority over other dance or exercise. They do not establish preregistration, execution of an official assessment tool or completed clinical content review.",
      "proposed_research": "Material needed: Effects versus no intervention are not assigned to tango steps alone; differences in intensity, contact and expectations, and evidence separating components, remain unverified. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N11",
      "question_type": "Evidence condition",
      "question": "What is known about allocation, masking and measurement bias?",
      "needed": "Sequence generation, concealment, baseline conditions, assessor masking and expectations",
      "role": "Required",
      "role_reason": "Material on Sequence generation, concealment, baseline conditions, assessor masking and expectations is needed to connect the same tango program, population, active control, endpoint, duration, denominators, precision and harms.",
      "application_exception": "Selected D and absent individual score and axes are retained, distinguishing parent C54 and no-intervention C. No-intervention program effects are not converted into active-control superiority or effects unique to tango movements, or within-group P values into between-group effects. Allocation, analysis, exclusions and activity-retention proportions are not newly calculated. No new effects, CIs, denominators, unique totals, grades or individual-care guidance are created.",
      "criterion": "Original material on Sequence generation, concealment, baseline conditions, assessor masking and expectations must link to the same question, control, endpoint, time point and denominators, distinguishing within- and between-group results, parent context and unread external materials.",
      "basis": "Preserved principles distinguishing questions, direct comparisons, reports and trials, endpoints, denominators, precision and harms informed production.",
      "condition_origin": "These are evidence conditions for the existing question of tango-specific superiority over other dance or exercise. They do not establish preregistration, execution of an official assessment tool or completed clinical content review.",
      "proposed_research": "Material needed: Allocation, concealment, assessor masking, class distinguishability, expectations and baseline balance remain unverified because original methods were unread. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N12",
      "question_type": "Evidence condition",
      "question": "Which functional outcomes showed superiority?",
      "needed": "BBS, 6-minute walk, backward stride, UPDRS, tests, units and hierarchy",
      "role": "Required",
      "role_reason": "Material on BBS, 6-minute walk, backward stride, UPDRS, tests, units and hierarchy is needed to connect the same tango program, population, active control, endpoint, duration, denominators, precision and harms.",
      "application_exception": "Selected D and absent individual score and axes are retained, distinguishing parent C54 and no-intervention C. No-intervention program effects are not converted into active-control superiority or effects unique to tango movements, or within-group P values into between-group effects. Allocation, analysis, exclusions and activity-retention proportions are not newly calculated. No new effects, CIs, denominators, unique totals, grades or individual-care guidance are created.",
      "criterion": "Original material on BBS, 6-minute walk, backward stride, UPDRS, tests, units and hierarchy must link to the same question, control, endpoint, time point and denominators, distinguishing within- and between-group results, parent context and unread external materials.",
      "basis": "Preserved principles distinguishing questions, direct comparisons, reports and trials, endpoints, denominators, precision and harms informed production.",
      "condition_origin": "These are evidence conditions for the existing question of tango-specific superiority over other dance or exercise. They do not establish preregistration, execution of an official assessment tool or completed clinical content review.",
      "proposed_research": "Material needed: Equality or superiority on some measures is not converted into specific superiority on every outcome; exact active contrasts, scales, timing and hierarchy remain unverified. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N13",
      "question_type": "Evidence condition",
      "question": "What are the active-comparison effects, CIs and important differences?",
      "needed": "Between-group estimates, variance, denominators, original P values, CIs and clinical importance",
      "role": "Required",
      "role_reason": "Material on Between-group estimates, variance, denominators, original P values, CIs and clinical importance is needed to connect the same tango program, population, active control, endpoint, duration, denominators, precision and harms.",
      "application_exception": "Selected D and absent individual score and axes are retained, distinguishing parent C54 and no-intervention C. No-intervention program effects are not converted into active-control superiority or effects unique to tango movements, or within-group P values into between-group effects. Allocation, analysis, exclusions and activity-retention proportions are not newly calculated. No new effects, CIs, denominators, unique totals, grades or individual-care guidance are created.",
      "criterion": "Original material on Between-group estimates, variance, denominators, original P values, CIs and clinical importance must link to the same question, control, endpoint, time point and denominators, distinguishing within- and between-group results, parent context and unread external materials.",
      "basis": "Preserved principles distinguishing questions, direct comparisons, reports and trials, endpoints, denominators, precision and harms informed production.",
      "condition_origin": "These are evidence conditions for the existing question of tango-specific superiority over other dance or exercise. They do not establish preregistration, execution of an official assessment tool or completed clinical content review.",
      "proposed_research": "Material needed: Exact between-group differences, intervals and important differences remain unverified; no new calculation or confirmation of equivalence or superiority is made. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N14",
      "question_type": "Evidence condition",
      "question": "What are the endpoint denominators and missingness for 58 participants in 3 arms?",
      "needed": "Group allocation, completion, analysis, denominators, attrition, adjustment and repeated measurement",
      "role": "Required",
      "role_reason": "Material on Group allocation, completion, analysis, denominators, attrition, adjustment and repeated measurement is needed to connect the same tango program, population, active control, endpoint, duration, denominators, precision and harms.",
      "application_exception": "Selected D and absent individual score and axes are retained, distinguishing parent C54 and no-intervention C. No-intervention program effects are not converted into active-control superiority or effects unique to tango movements, or within-group P values into between-group effects. Allocation, analysis, exclusions and activity-retention proportions are not newly calculated. No new effects, CIs, denominators, unique totals, grades or individual-care guidance are created.",
      "criterion": "Original material on Group allocation, completion, analysis, denominators, attrition, adjustment and repeated measurement must link to the same question, control, endpoint, time point and denominators, distinguishing within- and between-group results, parent context and unread external materials.",
      "basis": "Preserved principles distinguishing questions, direct comparisons, reports and trials, endpoints, denominators, precision and harms informed production.",
      "condition_origin": "These are evidence conditions for the existing question of tango-specific superiority over other dance or exercise. They do not establish preregistration, execution of an official assessment tool or completed clinical content review.",
      "proposed_research": "Material needed: Group- and endpoint-specific denominators, attrition, missingness, ITT/PP, adjustment and sensitivity remain unverified; the shared no-intervention group is not counted repeatedly. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N15",
      "question_type": "Evidence condition",
      "question": "What is the context of 62, 52 and within-group participation P values?",
      "needed": "2013 allocation of 62, analysis of 52 with 26 per group, 10 excluded, and no-intervention changes",
      "role": "Required",
      "role_reason": "Material on 2013 allocation of 62, analysis of 52 with 26 per group, 10 excluded, and no-intervention changes is needed to connect the same tango program, population, active control, endpoint, duration, denominators, precision and harms.",
      "application_exception": "Selected D and absent individual score and axes are retained, distinguishing parent C54 and no-intervention C. No-intervention program effects are not converted into active-control superiority or effects unique to tango movements, or within-group P values into between-group effects. Allocation, analysis, exclusions and activity-retention proportions are not newly calculated. No new effects, CIs, denominators, unique totals, grades or individual-care guidance are created.",
      "criterion": "Original material on 2013 allocation of 62, analysis of 52 with 26 per group, 10 excluded, and no-intervention changes must link to the same question, control, endpoint, time point and denominators, distinguishing within- and between-group results, parent context and unread external materials.",
      "basis": "Preserved principles distinguishing questions, direct comparisons, reports and trials, endpoints, denominators, precision and harms informed production.",
      "condition_origin": "These are evidence conditions for the existing question of tango-specific superiority over other dance or exercise. They do not establish preregistration, execution of an official assessment tool or completed clinical content review.",
      "proposed_research": "Material needed: Significant versus nonsignificant within-group results are not transferred into between-group effects or active-control superiority, or used as 12-month active-control confirmation. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N16",
      "question_type": "Evidence condition",
      "question": "Were prespecified superiority contrasts, multiple endpoints and analyses verified?",
      "needed": "Registration, protocols, analysis plans, primary and secondary endpoints, timing and changes",
      "role": "Required",
      "role_reason": "Material on Registration, protocols, analysis plans, primary and secondary endpoints, timing and changes is needed to connect the same tango program, population, active control, endpoint, duration, denominators, precision and harms.",
      "application_exception": "Selected D and absent individual score and axes are retained, distinguishing parent C54 and no-intervention C. No-intervention program effects are not converted into active-control superiority or effects unique to tango movements, or within-group P values into between-group effects. Allocation, analysis, exclusions and activity-retention proportions are not newly calculated. No new effects, CIs, denominators, unique totals, grades or individual-care guidance are created.",
      "criterion": "Original material on Registration, protocols, analysis plans, primary and secondary endpoints, timing and changes must link to the same question, control, endpoint, time point and denominators, distinguishing within- and between-group results, parent context and unread external materials.",
      "basis": "Preserved principles distinguishing questions, direct comparisons, reports and trials, endpoints, denominators, precision and harms informed production.",
      "condition_origin": "These are evidence conditions for the existing question of tango-specific superiority over other dance or exercise. They do not establish preregistration, execution of an official assessment tool or completed clinical content review.",
      "proposed_research": "Material needed: Prespecified superiority contrasts, primary endpoints, multiplicity, interactions and selective reporting remain unverified because plans were unread; registration absence is not asserted. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N17",
      "question_type": "Evidence condition",
      "question": "Are improvement in other dance and uncertainty both retained?",
      "needed": "Positive other-dance findings, selected equality or superiority, and gaps in long active-control confirmation",
      "role": "Required",
      "role_reason": "Material on Positive other-dance findings, selected equality or superiority, and gaps in long active-control confirmation is needed to connect the same tango program, population, active control, endpoint, duration, denominators, precision and harms.",
      "application_exception": "Selected D and absent individual score and axes are retained, distinguishing parent C54 and no-intervention C. No-intervention program effects are not converted into active-control superiority or effects unique to tango movements, or within-group P values into between-group effects. Allocation, analysis, exclusions and activity-retention proportions are not newly calculated. No new effects, CIs, denominators, unique totals, grades or individual-care guidance are created.",
      "criterion": "Original material on Positive other-dance findings, selected equality or superiority, and gaps in long active-control confirmation must link to the same question, control, endpoint, time point and denominators, distinguishing within- and between-group results, parent context and unread external materials.",
      "basis": "Preserved principles distinguishing questions, direct comparisons, reports and trials, endpoints, denominators, precision and harms informed production.",
      "condition_origin": "These are evidence conditions for the existing question of tango-specific superiority over other dance or exercise. They do not establish preregistration, execution of an official assessment tool or completed clinical content review.",
      "proposed_research": "Material needed: Positive findings for both dances versus no intervention do not establish tango superiority, and insufficient establishment is not converted into exact absence of effect or equivalence. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N18",
      "question_type": "Evidence condition",
      "question": "Are long-term, other-exercise and equal-intensity comparisons available?",
      "needed": "Long active controls, equal-intensity exercise and social activity, duration and participation",
      "role": "Required",
      "role_reason": "Material on Long active controls, equal-intensity exercise and social activity, duration and participation is needed to connect the same tango program, population, active control, endpoint, duration, denominators, precision and harms.",
      "application_exception": "Selected D and absent individual score and axes are retained, distinguishing parent C54 and no-intervention C. No-intervention program effects are not converted into active-control superiority or effects unique to tango movements, or within-group P values into between-group effects. Allocation, analysis, exclusions and activity-retention proportions are not newly calculated. No new effects, CIs, denominators, unique totals, grades or individual-care guidance are created.",
      "criterion": "Original material on Long active controls, equal-intensity exercise and social activity, duration and participation must link to the same question, control, endpoint, time point and denominators, distinguishing within- and between-group results, parent context and unread external materials.",
      "basis": "Preserved principles distinguishing questions, direct comparisons, reports and trials, endpoints, denominators, precision and harms informed production.",
      "condition_origin": "These are evidence conditions for the existing question of tango-specific superiority over other dance or exercise. They do not establish preregistration, execution of an official assessment tool or completed clinical content review.",
      "proposed_research": "Material needed: Longer no-intervention findings are not transferred into long active-control replication, and superiority over every exercise or intensity is not established. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N19",
      "question_type": "Evidence condition",
      "question": "Do functional test differences substitute for daily-life or clinical superiority?",
      "needed": "Function, daily participation, falls, disease progression and treatment replacement",
      "role": "Required",
      "role_reason": "Material on Function, daily participation, falls, disease progression and treatment replacement is needed to connect the same tango program, population, active control, endpoint, duration, denominators, precision and harms.",
      "application_exception": "Selected D and absent individual score and axes are retained, distinguishing parent C54 and no-intervention C. No-intervention program effects are not converted into active-control superiority or effects unique to tango movements, or within-group P values into between-group effects. Allocation, analysis, exclusions and activity-retention proportions are not newly calculated. No new effects, CIs, denominators, unique totals, grades or individual-care guidance are created.",
      "criterion": "Original material on Function, daily participation, falls, disease progression and treatment replacement must link to the same question, control, endpoint, time point and denominators, distinguishing within- and between-group results, parent context and unread external materials.",
      "basis": "Preserved principles distinguishing questions, direct comparisons, reports and trials, endpoints, denominators, precision and harms informed production.",
      "condition_origin": "These are evidence conditions for the existing question of tango-specific superiority over other dance or exercise. They do not establish preregistration, execution of an official assessment tool or completed clinical content review.",
      "proposed_research": "Material needed: Selected test differences are not transferred into daily participation, actual falls, hospitalization, disease progression or superiority over all treatment. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N20",
      "question_type": "Evidence condition",
      "question": "What do independent replication and overlapping research teams mean?",
      "needed": "Unique active comparisons, shared reports, overlapping networks and opposing results",
      "role": "Required",
      "role_reason": "Material on Unique active comparisons, shared reports, overlapping networks and opposing results is needed to connect the same tango program, population, active control, endpoint, duration, denominators, precision and harms.",
      "application_exception": "Selected D and absent individual score and axes are retained, distinguishing parent C54 and no-intervention C. No-intervention program effects are not converted into active-control superiority or effects unique to tango movements, or within-group P values into between-group effects. Allocation, analysis, exclusions and activity-retention proportions are not newly calculated. No new effects, CIs, denominators, unique totals, grades or individual-care guidance are created.",
      "criterion": "Original material on Unique active comparisons, shared reports, overlapping networks and opposing results must link to the same question, control, endpoint, time point and denominators, distinguishing within- and between-group results, parent context and unread external materials.",
      "basis": "Preserved principles distinguishing questions, direct comparisons, reports and trials, endpoints, denominators, precision and harms informed production.",
      "condition_origin": "These are evidence conditions for the existing question of tango-specific superiority over other dance or exercise. They do not establish preregistration, execution of an official assessment tool or completed clinical content review.",
      "proposed_research": "Material needed: These are not counted as new independent replication or participants; exact cohort overlap, unique replication and totals remain unverified. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N21",
      "question_type": "Evidence condition",
      "question": "What is known about funding, institutions, instructors, program rights and interests?",
      "needed": "NIH, academic support, manufacturer involvement, programs, institutions, employment and support",
      "role": "Required",
      "role_reason": "Material on NIH, academic support, manufacturer involvement, programs, institutions, employment and support is needed to connect the same tango program, population, active control, endpoint, duration, denominators, precision and harms.",
      "application_exception": "Selected D and absent individual score and axes are retained, distinguishing parent C54 and no-intervention C. No-intervention program effects are not converted into active-control superiority or effects unique to tango movements, or within-group P values into between-group effects. Allocation, analysis, exclusions and activity-retention proportions are not newly calculated. No new effects, CIs, denominators, unique totals, grades or individual-care guidance are created.",
      "criterion": "Original material on NIH, academic support, manufacturer involvement, programs, institutions, employment and support must link to the same question, control, endpoint, time point and denominators, distinguishing within- and between-group results, parent context and unread external materials.",
      "basis": "Preserved principles distinguishing questions, direct comparisons, reports and trials, endpoints, denominators, precision and harms informed production.",
      "condition_origin": "These are evidence conditions for the existing question of tango-specific superiority over other dance or exercise. They do not establish preregistration, execution of an official assessment tool or completed clinical content review.",
      "proposed_research": "Material needed: Absence of institutional or instructor relationships, program rights, nonfinancial support, employment or interests is not newly verified; funding wording alone does not establish absence of bias or certified independence. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N22",
      "question_type": "Evidence condition",
      "question": "Were harms directly compared with other dance or exercise?",
      "needed": "Falls, injuries, collection, class-exposure denominators, stopping and active controls",
      "role": "Supplementary",
      "role_reason": "Material on Falls, injuries, collection, class-exposure denominators, stopping and active controls is needed to connect the same tango program, population, active control, endpoint, duration, denominators, precision and harms.",
      "application_exception": "Selected D and absent individual score and axes are retained, distinguishing parent C54 and no-intervention C. No-intervention program effects are not converted into active-control superiority or effects unique to tango movements, or within-group P values into between-group effects. Allocation, analysis, exclusions and activity-retention proportions are not newly calculated. No new effects, CIs, denominators, unique totals, grades or individual-care guidance are created.",
      "criterion": "Original material on Falls, injuries, collection, class-exposure denominators, stopping and active controls must link to the same question, control, endpoint, time point and denominators, distinguishing within- and between-group results, parent context and unread external materials.",
      "basis": "Preserved principles distinguishing questions, direct comparisons, reports and trials, endpoints, denominators, precision and harms informed production.",
      "condition_origin": "These are evidence conditions for the existing question of tango-specific superiority over other dance or exercise. They do not establish preregistration, execution of an official assessment tool or completed clinical content review.",
      "proposed_research": "Material needed: Actual falls, injuries, collection, stopping and denominators for tango versus other dance remain unverified. Functional differences do not establish a safer program. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N23",
      "question_type": "Evidence condition",
      "question": "What is known about setting, partners, concurrent care, timelines and long-term harms?",
      "needed": "Instructors, partners, turns, backward walking, settings, baseline conditions, medication and event timelines",
      "role": "Supplementary",
      "role_reason": "Material on Instructors, partners, turns, backward walking, settings, baseline conditions, medication and event timelines is needed to connect the same tango program, population, active control, endpoint, duration, denominators, precision and harms.",
      "application_exception": "Selected D and absent individual score and axes are retained, distinguishing parent C54 and no-intervention C. No-intervention program effects are not converted into active-control superiority or effects unique to tango movements, or within-group P values into between-group effects. Allocation, analysis, exclusions and activity-retention proportions are not newly calculated. No new effects, CIs, denominators, unique totals, grades or individual-care guidance are created.",
      "criterion": "Original material on Instructors, partners, turns, backward walking, settings, baseline conditions, medication and event timelines must link to the same question, control, endpoint, time point and denominators, distinguishing within- and between-group results, parent context and unread external materials.",
      "basis": "Preserved principles distinguishing questions, direct comparisons, reports and trials, endpoints, denominators, precision and harms informed production.",
      "condition_origin": "These are evidence conditions for the existing question of tango-specific superiority over other dance or exercise. They do not establish preregistration, execution of an official assessment tool or completed clinical content review.",
      "proposed_research": "Material needed: Actual group settings, specific causes, between-group risks, stopping and recovery, and absence of long-term or rare harms remain unverified; no new causality or incidence rates are created. This records needed materials; no new research was executed."
    },
    {
      "item_id": "N24",
      "question_type": "Evidence condition",
      "question": "What do selected and parent bilingual records, axes, dates and empty fields mean?",
      "needed": "Selected D, absent individual score, parent C54, axes, Korean and English, and 2026-09-07",
      "role": "Required",
      "role_reason": "Material on Selected D, absent individual score, parent C54, axes, Korean and English, and 2026-09-07 is needed to connect the same tango program, population, active control, endpoint, duration, denominators, precision and harms.",
      "application_exception": "Selected D and absent individual score and axes are retained, distinguishing parent C54 and no-intervention C. No-intervention program effects are not converted into active-control superiority or effects unique to tango movements, or within-group P values into between-group effects. Allocation, analysis, exclusions and activity-retention proportions are not newly calculated. No new effects, CIs, denominators, unique totals, grades or individual-care guidance are created.",
      "criterion": "Original material on Selected D, absent individual score, parent C54, axes, Korean and English, and 2026-09-07 must link to the same question, control, endpoint, time point and denominators, distinguishing within- and between-group results, parent context and unread external materials.",
      "basis": "Preserved principles distinguishing questions, direct comparisons, reports and trials, endpoints, denominators, precision and harms informed production.",
      "condition_origin": "These are evidence conditions for the existing question of tango-specific superiority over other dance or exercise. They do not establish preregistration, execution of an official assessment tool or completed clinical content review.",
      "proposed_research": "Material needed: Historical cross-checking and parent axes are not inherited as selected axes, current clinical review or independent certification; new literature, registration and retraction searches were not performed. This records needed materials; no new research was executed."
    }
  ]
}