Fig. 2

Forest plot of meta-analysis vulvovaginal yeast infections and preterm birth stratified by symptom status. Legend: vertical line, line of no association (odds ratio 1.0); horizontal line, 95% confidence interval; vertical line inside the box, point estimate of odds ratio; grey box, study size; diamond, summary estimate with 95% confidence interval; black bar, 95% prediction interval. To the left of the line of no association, preterm birth was less likely in women with vulvovaginal yeast infection; to the right of the line of no association, preterm birth was more likely