Research paper
Effect of Vitamin D Supplementation on Unexplained Recurrent Spontaneous Abortion: A Double-Blind Randomized Controlled Trial.
Study answer
What this study found
BACKGROUND Recurrent spontaneous abortion is a serious problem in pregnancy, which affects between 2 and 5% of women of reproductive age. This study was designed to examine the effect of vitamin D supplementation on the occurrence of unexplained recurrent spontaneous abortion (URSA). METHODS A double-blind randomized and controlled clinical trial was performed on 80 patients with URSA. They were treated with vaginal progesterone (400 IU/day) after confirmation of pregnancy and received vitamin D and placebo in two intervention (n=40) and control groups (n=40), respectively. The incidence of…
A separate results summary is not available, so this answer uses the paper abstract.
- Study & population
- Interventional (Human) Studies
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Open PDFOriginal abstract
BACKGROUND Recurrent spontaneous abortion is a serious problem in pregnancy, which affects between 2 and 5% of women of reproductive age. This study was designed to examine the effect of vitamin D supplementation on the occurrence of unexplained recu…