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Evidence found and GRADE certainty

780 questions · 834 findings · 76 reviews

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No studies found 187 · 22.4%GRADE not reported 164 · 19.7%Very low 144 · 17.3%Low 172 · 20.6%Moderate 105 · 12.6%High 62 · 7.4%

Steroid plus vitamin D vs steroids

Number of participants achieving 'response' by PGA · scalp psoriasis

Steroid plus vitamin D leads to higher number of participants achieving 'response' by PGA compared with steroid (high certainty).

1 finding from 1 review

Steroid plus vitamin D vs steroids

Number of participants achieving 'clearance' by IGA · scalp psoriasis

Steroid plus vitamin D probably leads to higher number of participants achieving 'clearance' by IGA compared with steroid (moderate certainty).

1 finding from 1 review

Steroid plus vitamin D vs steroids

Number of participants achieving 'response' by IGA · scalp psoriasis

Steroid plus vitamin D probably leads to higher number of participants achieving 'response' by IGA compared with steroid (moderate certainty).

1 finding from 1 review

Steroid plus vitamin D vs steroids

Number of participants withdrawing due to adverse events (AE) · scalp psoriasis

Steroid plus vitamin D showed no clear difference in number of participants withdrawing due to adverse events (AE) compared with steroid (moderate certainty).

1 finding from 1 review

Non‐vitamin‐K‐antagonist oral anticoagulants vs placebo

Apixaban (all doses combined) vs placebo · adults after AMI without an indication for anticoagulation
3 findings from 1 review

Non‐vitamin‐K‐antagonist oral anticoagulants vs placebo

Rivaroxaban (all doses combined) vs placebo · adults after AMI without an indication for anticoagulation
3 findings from 1 review

Non‐vitamin‐K‐antagonist oral anticoagulants vs placebo

Dabigatran (all doses combined) vs placebo · adults after AMI without an indication for anticoagulation
3 findings from 1 review

Wheat flour or wheat flour products fortified with folic acid plus other vitamins and minerals vs unfortified wheat flours or wheat flour products (not containing folic acid nor any other vitamins and minerals)

Spina bifida · health: non‐randomised studies

It is very uncertain whether wheat flour or wheat flour products fortified with folic acid plus… changes spina bifida compared with unfortified wheat flours or wheat flour products (not containing… (very low certainty).

1 finding from 1 review

Wheat flour or wheat flour products fortified with folic acid plus other vitamins and minerals vs unfortified wheat flours or wheat flour products (not containing folic acid nor any other vitamins and minerals)

Encephalocoele · health: non‐randomised studies

It is very uncertain whether wheat flour or wheat flour products fortified with folic acid plus… changes encephalocoele compared with unfortified wheat flours or wheat flour products (not containing… (very low certainty).

1 finding from 1 review

Wheat flour or wheat flour products fortified with folic acid plus other vitamins and minerals vs unfortified wheat flours or wheat flour products (not containing folic acid nor any other vitamins and minerals)

Fatal anencephaly · health: non‐randomised studies

It is very uncertain whether wheat flour or wheat flour products fortified with folic acid plus… changes fatal anencephaly compared with unfortified wheat flours or wheat flour products (not containing… (very low certainty).

1 finding from 1 review

Wheat flour or wheat flour products fortified with folic acid plus other vitamins and minerals vs unfortified wheat flours or wheat flour products (not containing folic acid nor any other vitamins and minerals)

Folate concentration Serum folate levels, measured between 6 and 12 months after entry to the study · health: non‐randomised studies
1 finding from 1 review