Fig. 1From: The impact of vitamin D changes during pregnancy on the development of maternal adverse events: a random forest analysisDistribution of vitamin D status during pregnancy by maternal adverse events. The bar charts show the relative frequency of vitamin D status among the women with presence and absence of adverse events, separately (left y axis, labeled relative frequency). The error bars show the 95% confidence intervals for the percentages of adverse event in each category of vitamin D status (right y axis, labeled probability)Back to article page