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).
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).
Vitamin A alone showed no clear difference in maternal mortality compared with placebo or no treatment (high certainty).
Vitamin A alone showed no clear difference in perinatal mortality compared with placebo or no treatment (high certainty).
Vitamin A alone probably leads to lower maternal anaemia compared with placebo or no treatment (moderate certainty).
Vitamin A alone may leads to lower maternal clinical infection compared with placebo or no treatment (low certainty).
Vitamin A alone showed no clear difference in preterm birth compared with placebo or no treatment (high certainty).
Steroid plus vitamin D leads to higher number of participants achieving 'clearance' by IGA compared with vitamin D (high certainty).
Steroid plus vitamin D probably leads to higher number of participants achieving 'response' by IGA compared with vitamin D (moderate certainty).
Steroid plus vitamin D leads to lower number of participants withdrawing due to adverse events compared with vitamin D (high certainty).
Steroid plus vitamin D probably leads to higher number of participants achieving 'response' by PGA compared with vitamin D (moderate certainty).
It is very uncertain whether 150,000 IU of vitamin D changes ulcer healing (absolute change in individual parameters of ulcer… compared with 300,000 IU of vitamin D (very low certainty).
The review found no eligible studies for this question.
The review found no eligible studies for this question.
The review found no eligible studies for this question.
The review found no eligible studies for this question.