Vitamin D vs placebo or no intervention
Vitamin D may leads to lower all‐cause mortality compared with placebo or no intervention (low certainty).
- RR 0.93 [0.88, 0.98]15 studies · 49866 participantsLow
Vitamin D may leads to lower all‐cause mortality compared with placebo or no intervention (low certainty).
It is very uncertain whether vitamin D changes all‐cause mortality compared with placebo or no intervention (very low certainty).
It is very uncertain whether vitamin C supplementation changes all‐cause mortality Physicians compared with placebo (very low certainty).
The review found no eligible studies for this question.
The review found no eligible studies for this question.
Vitamin A supplementation leads to lower all‐cause mortality compared with placebo or usual care (high certainty).
The review found no eligible studies for this question.
It is very uncertain whether vitamin K antagonist (VKA) changes all‐cause mortality compared with low molecular weight heparin (LMWH) (very low certainty).
The review found no eligible studies for this question.
The review found no eligible studies for this question.
Fondaparinux plus vitamin K antagonist showed no clear difference in all‐cause mortality compared with standard therapy (moderate certainty).
Vitamin K antagonist (VKA) showed no clear difference in all‐cause mortality (up to 3 months) compared with no VKA (low certainty).
Neonatal vitamin A supplementation showed no clear difference in all‐cause neonatal mortality: risk ratios based on cumulative risk… compared with control (high certainty).
Neonatal vitamin A supplementation showed no clear difference in all‐cause infant mortality at 6 months: risk ratios based on… compared with control (high certainty).
It is very uncertain whether neonatal vitamin A supplementation changes all‐cause infant mortality at 6 months: risk ratios based on… compared with control (very low certainty).