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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.
780 questions in 55 reviews · Public Health
current versionsNo studies 162 · 20.8%Ungraded 52 · 6.7%Very low 231 · 29.6%Low 191 · 24.5%Moderate 122 · 15.6%High 22 · 2.8%
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.
| Question | Effect | Evidence | Status / GRADE |
|---|---|---|---|
Intervention NR Probability of outbreaks Non‐pharmacological measures implemented in the setting of long‐term care facilities to prevent SARS‐CoV‐2… (2021) · Cochrane | no estimate extracted | NR | Very low |
Unconditional cash transfers vs no intervention Prevalence of undernourishment · children, adults, households Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | NR | No studies |
Conditional cash transfers vs no intervention Food security · children, adults, households Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | NR | No studies |
Conditional cash transfers vs no intervention Dietary diversity · children, adults, households Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | 2 studies · 3937 participants | Moderate |
Conditional cash transfers vs no intervention Stunting · children, adults, households Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | 4 studies · 3529 participants | Low |
Conditional cash transfers vs no intervention Wasting · children, adults, households Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | 2 studies · 2116 participants | Low |
Conditional cash transfers vs no intervention Cognitive function and development · children, adults, households Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | 2 studies · 5383 participants | High |
Income‐generation interventions vs no intervention Prevalence of undernourishment · children, adults, households Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | NR | No studies |
Income‐generation interventions vs no intervention Proportion of household expenditure on food · children, adults, households Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | 434 participants | Ungraded |
Income‐generation interventions vs no intervention Food security · children, adults, households Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | 1 study · 2193 participants | Low |
Income‐generation interventions vs no intervention Dietary diversity · children, adults, households Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | 4 studies · 3677 participants | Low |
Income‐generation interventions vs no intervention Stunting · children, adults, households Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | 2 studies · 3466 participants | Moderate |
Unconditional cash transfers vs no intervention Proportion of household expenditure on food · children, adults, households Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | 5 studies · 11271 participants | Very low |
Income‐generation interventions vs no intervention Wasting · children, adults, households Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | 2 studies · 3500 participants | Moderate |
Income‐generation interventions vs no intervention Cognitive function and development · children, adults, households Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | NR | No studies |
Food vouchers vs no intervention Prevalence of undernourishment · poor households Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | NR | No studies |
Food vouchers vs no intervention Proportion of household expenditure on food · poor households Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | NR | No studies |
Food vouchers vs no intervention Food security · poor households Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | NR | No studies |
Food vouchers vs no intervention Dietary diversity · poor households Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | 2 studies · 2459 participants | Low |
Food vouchers vs no intervention Stunting (HAZ < –2SD) · poor households Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | 1 study · 1633 participants | Moderate |
Food vouchers vs no intervention Wasting (WHZ < –2SD) · poor households Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | 1 study · 1633 participants | Low |
Food vouchers vs no intervention Cognitive function and development · poor households Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | NR | No studies |
Food and nutrition subsidies vs no intervention Prevalence of undernourishment · primary schools and households and members of healthcare plan Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | NR | No studies |
Unconditional cash transfers vs no intervention Food security · children, adults, households Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | 6 studies · 10251 participants | High |
Food and nutrition subsidies vs no intervention Proportion of household expenditure on food · primary schools and households and members of healthcare plan Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | 169485 participants | Very low |
Food and nutrition subsidies vs no intervention Food security · primary schools and households and members of healthcare plan Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | NR | No studies |
Food and nutrition subsidies vs no intervention Dietary diversity · primary schools and households and members of healthcare plan Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | 1 study · 656 participants | Low |
Food and nutrition subsidies vs no intervention Stunting · primary schools and households and members of healthcare plan Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | NR | No studies |
Food and nutrition subsidies vs no intervention Wasting · primary schools and households and members of healthcare plan Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | NR | No studies |
Food and nutrition subsidies vs no intervention Cognitive function and development · primary schools and households and members of healthcare plan Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | NR | No studies |
Social support vs no intervention Prevalence of undernourishment · households at risk of food insecurity Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | NR | No studies |
Social support vs no intervention Proportion of household expenditure on food · households at risk of food insecurity Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | NR | No studies |
Social support vs no intervention Food security · households at risk of food insecurity Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | 1687 participants | Very low |
Social support vs no intervention Dietary diversity · households at risk of food insecurity Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | 1615 participants | Very low |
Unconditional cash transfers vs no intervention Dietary diversity · children, adults, households Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | 10 studies · 12631 participants | Low |
Social support vs no intervention Stunting · households at risk of food insecurity Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | 1 study · 1481 participants | Low |
Social support vs no intervention Wasting · households at risk of food insecurity Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | 1 study · 1481 participants | Moderate |
Social support vs no intervention Cognitive function and development · households at risk of food insecurity Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | NR | No studies |
Unconditional cash transfers vs no intervention Stunting · children, adults, households Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | 4 studies · 4713 participants | Low |
Unconditional cash transfers vs no intervention Wasting · children, adults, households Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | 4 studies · 6396 participants | Very low |
Unconditional cash transfers vs no intervention Cognitive function and development · children, adults, households Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | 3 studies · 10813 participants | High |
Conditional cash transfers vs no intervention Prevalence of undernourishment · children, adults, households Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | NR | No studies |
Conditional cash transfers vs no intervention Proportion of household expenditure spent on food · children, adults, households Community‐level interventions for improving access to food in low‐ and middle‐income countries (2020) · Cochrane | no estimate extracted | 2 studies · 4760 participants | High |
Intervention NR Implementation of policies, practices or programmes that promote child healthy eating, physical activity and/or obesity prevention · children up to the age of 6 years Strategies to improve the implementation of healthy eating, physical activity and obesity prevention… (2020) · Cochrane | SMD 0.49 [0.19, 0.79] | 9 studies · 495 participants | Moderate |
Intervention NR Cost or cost‐effectiveness of strategies to improve the implementation of policies, practices or programmes in childcare services · children up to the age of 6 years Strategies to improve the implementation of healthy eating, physical activity and obesity prevention… (2020) · Cochrane | no estimate extracted | NR | No studies |
Intervention NR Adverse consequences of strategies to improve the implementation of policies, practices or programmes in childcare services · children up to the age of 6 years Strategies to improve the implementation of healthy eating, physical activity and obesity prevention… (2020) · Cochrane | no estimate extracted | 2 studies · 148 participants | Low |
Intervention NR Measures of child diete · children up to the age of 6 years Strategies to improve the implementation of healthy eating, physical activity and obesity prevention… (2020) · Cochrane | no estimate extracted | 2 studies · 134 participants | Low |
Intervention NR Measures of child physical activityf · children up to the age of 6 years Strategies to improve the implementation of healthy eating, physical activity and obesity prevention… (2020) · Cochrane | no estimate extracted | 2 studies · 53 participants | Moderate |
Intervention NR Measures of child weight status · children up to the age of 6 years Strategies to improve the implementation of healthy eating, physical activity and obesity prevention… (2020) · Cochrane | no estimate extracted | 2 studies · 298 participants | Moderate |
'Summary of findings' table for primary outcomes: Taxation of sugar‐added foods vs no taxation Mean consumption (purchased quantities) of taxed sugar‐added foods · general population Taxation of unprocessed sugar or sugar‐added foods for reducing their consumption and preventing obesity or… (2020) · Cochrane | no estimate extracted | 1 study · 40210 participants | Very low |