Fig. 2From: The effect of vitamin D supplementation on oxidative stress and inflammatory biomarkers in pregnant women: a systematic review and meta-analysis of clinical trialsForest plot and SMD with 95% CI estimate the effect of vitamin D supplementation on the concentration of 25(OH)D (1a; maternal, 1-1a cord blood), hs-CRP (1b), TAC (1c), MDA (1d) and GSH (1e). The square shapes represent weight of the articles in the analysis and diamond reflects the pooled SMDBack to article page