Fig. 1From: Birth by caesarean section and school performance in Swedish adolescents- a population-based studyDistribution of school grades by mode of delivery. Abbreviations: OR: odds ratio, VD: vaginal delivery, CS: Caesarean section. *Interpretation: the bold lines represent the median (50th percentile), lines at the top and bottom of each box represent the 25th and 75th percentiles, respectively. Dotted lines extend to the most extreme data point that is within 1.5 times the inter-quartile range of the box. Circles represent outliers, or data points outside this rangeBack to article page