Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

3,454 questions · 3,562 findings · 816 reviews · Headline outcomes only

No studies found 538 · 15.1%GRADE not reported 239 · 6.7%Very low 933 · 26.2%Low 1,041 · 29.2%Moderate 612 · 17.2%High 199 · 5.6%

Any‐treatment‐dose vitamin D (greater than 400 IU/day) vs supplemental‐dose vitamin D (less than 400 IU/day)

Withdrawals due to adverse events · people with inflammatory bowel disease

It is very uncertain whether any‐treatment‐dose vitamin D (greater than 400 IU/day) changes withdrawals due to adverse events compared with supplemental‐dose vitamin D (less than 400 IU/day) (very low certainty).

1 finding from 1 review

High‐treatment‐dose vitamin D (greater than 1000 IU/day) vs low‐treatment‐dose vitamin D (400 IU/day to 1000 IU/day)

Clinical relapse · people with inflammatory bowel disease

High‐treatment‐dose vitamin D (greater than 1000 IU/day) showed no clear difference in clinical relapse at end of study (52 weeks) compared with low‐treatment‐dose vitamin D (400 IU/day to 1000 IU/day) (low certainty).

1 finding from 1 review

High‐treatment‐dose vitamin D (greater than 1000 IU/day) vs low‐treatment‐dose vitamin D (400 IU/day to 1000 IU/day)

Withdrawals due to adverse events · people with inflammatory bowel disease

It is very uncertain whether high‐treatment‐dose vitamin D (greater than 1000 IU/day) changes withdrawals due to adverse events compared with low‐treatment‐dose vitamin D (400 IU/day to 1000 IU/day) (very low certainty).

1 finding from 1 review

Mild clobetasol propionate cream regimen (10 to 30 g/day) vs standard clobetasol propionate cream regimen (40 g/day)

Adverse events at 1 year · bullous pemphigoid

Mild clobetasol propionate cream regimen (10 to 30 g/day) showed no clear difference in adverse events at 1 year compared with standard clobetasol propionate cream regimen (40 g/day) (low certainty).

1 finding from 1 review

Comparison 2: 7 days oral amoxicillin + injectable gentamicin vs 7 days injectable benzylpenicillin + injectable gentamicin

Neonatal mortality · neonates with possible serious bacterial infection

Comparison 2: 7 days oral amoxicillin + injectable gentamicin showed no clear difference in neonatal mortality compared with 7 days injectable benzylpenicillin + injectable gentamicin (moderate certainty).

1 finding from 1 review

Comparison 2: 7 days oral amoxicillin + injectable gentamicin vs 7 days injectable benzylpenicillin + injectable gentamicin

Sepsis‐specific neonatal mortality · neonates with possible serious bacterial infection

The review found no eligible studies for this question.

1 finding from 1 review