A systematic review and meta-analysis of prevalence of vitamin D deficiency among Indonesian pregnant women: a public health emergency

There are few in-depth investigations or meta-analyses determining the prevalence of vitamin D insufficiency in expectant Indonesian mothers. This systematic review and meta-analysis aims to determine this prevalence. We searched information using the following databases: MEDLINE, PubMed, Google Scholar, Cochrane Library, ScienceDirect, Neliti, Indonesia Onesearch, Indonesian Scientific Journal Database, bioRxiv, and medRxiv. The inclusion criteria included cross-sectional studies or observational studies published in any language, studying Indonesian pregnant women whose vitamin D levels were measured. Vitamin D deficiency in this review was defined as serum 25-hydroxyvitamin D