Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

2,973 questions · 3,072 findings · 410 reviews · Headline outcomes only

No studies found 559 · 18.2%GRADE not reported 143 · 4.7%Very low 654 · 21.3%Low 833 · 27.1%Moderate 683 · 22.2%High 200 · 6.5%

Intervention not reported

Symptoms and complications of disease: cerebrovascular events (ITT population) · Anderson‐Fabry disease
1 finding from 1 review

Intervention not reported

Chlamydia prevalence (general population) Outcome was chlamydia test positivity after 3 yearly invitations in intervention clusters vs 1 invitation in control areas. Uptake was too low for chlamydia positivity to be considered an unbiased estimate... · healthy adults

The intervention showed no clear difference in chlamydia prevalence (general population) Outcome was chlamydia test… (low certainty).

1 finding from 1 review

Intervention not reported

Chlamydia prevalence (high risk population) Outcome was prevalence of positive chlamydia tests in repeated cross‐sectional surveys of women tested at sex venues after 4 years of intervention. · healthy adults

The intervention may leads to lower chlamydia prevalence (high risk population) Outcome was prevalence… (low certainty).

1 finding from 1 review

Intervention not reported

Clinical improvement in pulse rate · adults with schizophrenia or related disorders treated for clozapine‐induced tachycardia

The review found no eligible studies for this question.

1 finding from 1 review

Intervention not reported

Expulsion by 6 months · postpartum women with desire for contraceptive

The intervention showed no clear difference in expulsion by 6 months (moderate certainty).

1 finding from 1 review

Intervention not reported

Expulsion by 6 months · postpartum women with desire for contraceptive

The intervention probably leads to higher expulsion by 6 months (moderate certainty).

1 finding from 1 review

Intervention not reported

Pulmonary embolism · Treating bleeding trauma patients

The intervention showed no clear difference in pulmonary embolism (moderate certainty).

1 finding from 1 review