Figure 3

Follow-up time by condition. The median follow-up time, interquartile ranges, outliers, and extremes are shown in the boxes. Conditions with fewer than 10 cases are not shown. Bold dash, median; gray box, interquartile range; error bars, 95% confidence interval, open circle, outlier (value >1.5 times the interquartile range); *extreme outlier (value more than three times the interquartile range).