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Each row is one question a systematic review asked: who, what, compared with what, and which outcome, with the effect it found and how certain that is. Words match anywhere in the field.
8 questions in 3 reviews · cluster CL0034
current versionsNo studies 0 · 0%Ungraded 8 · 100%Very low 0 · 0%Low 0 · 0%Moderate 0 · 0%High 0 · 0%
Ungraded means an effect was reported without a GRADE rating; it is not a gap. No studies means the review found nothing to answer the question. The six categories are a display order, not a score.
Intervention categories, outcome domains and clusters are a proposed key pending human validation. Clear all filters
| Question | Effect | Evidence | Status / GRADE |
|---|---|---|---|
Country-level income (World Bank income classification) vs Higher- vs lower-income country categories Oral health-related quality of life (OHRQoL sum score, transformed 0-100) · Community-dwelling elderly persons aged ≥60 years · High-middle to high income Association between oral health-related quality of life and structural determinants of health among elderly… (2025) | MEAN 77.9 [70.2, 85.6] | NR | Ungraded |
Country-level income inequality (Gini index) vs Lower vs higher income inequality categories Oral health-related quality of life (OHRQoL sum score, transformed 0-100) · Community-dwelling elderly persons aged ≥60 years · Relative equality (Gini index 0.21 to 0.30) Association between oral health-related quality of life and structural determinants of health among elderly… (2025) | MEAN 91.3 [90.0, 92.6] | NR | Ungraded |
Country-level income (World Bank income classification) vs Higher- vs lower-income country categories Oral health-related quality of life (OHRQoL sum score, transformed 0-100) · Community-dwelling elderly persons aged ≥60 years · Low-middle income Association between oral health-related quality of life and structural determinants of health among elderly… (2025) | MEAN 66.9 [56.7, 77.0] | NR | Ungraded |
Country-level income inequality (Gini index) vs Lower vs higher income inequality categories Oral health-related quality of life (OHRQoL sum score, transformed 0-100) · Community-dwelling elderly persons aged ≥60 years · High inequality Association between oral health-related quality of life and structural determinants of health among elderly… (2025) | MEAN 75.3 [67.1, 83.6] | NR | Ungraded |
Country-level income inequality (Gini index) vs Lower vs higher income inequality categories Oral health-related quality of life (OHRQoL sum score, transformed 0-100) · Community-dwelling elderly persons aged ≥60 years · Adequate equality Association between oral health-related quality of life and structural determinants of health among elderly… (2025) | MEAN 75.4 [70.1, 82.7] | NR | Ungraded |
Country-level income inequality (Gini index) vs Lower vs higher income inequality categories Oral health-related quality of life (OHRQoL sum score, transformed 0-100) · Community-dwelling elderly persons aged ≥60 years · Severe inequality Association between oral health-related quality of life and structural determinants of health among elderly… (2025) | MEAN 81.2 [75.3, 88.3] | NR | Ungraded |
Higher family income / socioeconomic status vs Lower income / worse socioeconomic status Oral health-related quality of life (OHRQoL) · Adolescents (10-19 years) Oral-health-related quality of life in adolescents: umbrella review. (2023) | Adolescents from families with higher incomes and higher levels of maternal education have better OHRQoL scores [34]. Worse oral health status, older age, female sex and worse socioeconomic status were significantly… | NR | Ungraded |
Low family income (<$70/month) vs Higher family income (>=$70/month) Poor oral health-related quality of life (OHRQoL) · Children aged 3-12 years The Association of Oral Health Status, demographic characteristics and socioeconomic determinants with Oral… (2020) | OR 1.16 [1.11, 1.21] | 4 studies | Ungraded |