Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

4,730 questions · 18,059 findings · 1,282 reviews

No studies found 4,360 · 24.1%GRADE not reported 2,529 · 14%Very low 4,641 · 25.7%Low 4,007 · 22.2%Moderate 2,057 · 11.4%High 465 · 2.6%

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A combination of individual‐level interventions vs no intervention/wait list/placebo/no stress‐reduction intervention

Stress symptoms ( · healthcare workers
3 findings from 1 review

Educational intervention vs no intervention

Needle stick injuries · healthcare workers

Educational intervention showed no clear difference in needle stick injuries, questionnaires, 6 mo (RCT) compared with no intervention (low certainty).

4 findings from 1 review
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Water, sanitation, and hygiene (WASH) intervention vs no WASH intervention

Any STH prevalence · children and adults

Water, sanitation, and hygiene (WASH) intervention showed no clear difference in any STH prevalence compared with no WASH intervention (moderate certainty).

1 finding from 1 review

Water, sanitation, and hygiene (WASH) intervention vs no WASH intervention

Ascaris lumbricoides prevalence · children and adults

Water, sanitation, and hygiene (WASH) intervention showed no clear difference in ascaris lumbricoides prevalence compared with no WASH intervention (moderate certainty).

1 finding from 1 review

Water, sanitation, and hygiene (WASH) intervention vs no WASH intervention

Trichuris trichiura prevalence · children and adults

Water, sanitation, and hygiene (WASH) intervention showed no clear difference in trichuris trichiura prevalence compared with no WASH intervention (low certainty).

1 finding from 1 review

Water, sanitation, and hygiene (WASH) intervention vs no WASH intervention

Hookworm prevalence · children and adults

Water, sanitation, and hygiene (WASH) intervention showed no clear difference in hookworm prevalence compared with no WASH intervention (moderate certainty).

1 finding from 1 review

Visual interventions vs control

Neglect outcomes: immediate effects · spatial neglect or inattention following stroke and other adult‐acquired non‐progressive brain injury

It is very uncertain whether visual interventions changes neglect outcomes: immediate effects compared with any control (very low certainty).

1 finding from 1 review

Psychosocial interventions vs no intervention

Point abstinence (number of participants who were abstinent at the end of the treatment) · adults with stimulant use disorder

Summary of findings table ‐ Any psychosocial intervention showed no clear difference in point abstinence, end of treatment compared with no intervention (high certainty).

1 finding from 1 review