Fig. 11
Performance for Swedish athletes in 100 m, analyzed by birth tertile (T) and sex in different age groups with one-way analysis of variance (statistics at the top of the figure). When significant followed by Tukey’s post-hoc test for multiple comparison between groups. The boundary of the box closest to zero indicates the 25th percentile, the line within the box marks the median, the confidence diamond contains the mean and the upper and lower 95% of the mean, and the boundary of the box farthest from zero indicates the 75th percentile. End of whiskers represents the lowest and highest data point within 1.5× interquartile range of the first and third quartile. **P ≤ 0.01