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Table 1 Physical characteristics and leg bone length variables in 100-m and 400-m specialized sprinters

From: A pilot study on a potential relationship between leg bone length and sprint performance in sprinters; are there any event-related differences in 100-m and 400-m sprints?

 100-m sprinters400-m sprintersFPCohen’s d
Body height, cm173.2 ± 4.0172.4 ± 4.10.0880.4370.198
Body weight, kg64.6 ± 5.262.8 ± 4.11.4620.1730.384
Body mass index, kg/m221.5 ± 1.321.1 ± 0.93.9250.2320.358
Leg bone length
 Femur, mm432.0 ± 15.6430.8 ±v12.21.5880.7370.086
 Tibia, mm359.7 ± 14.7357.9 ± 13.01.6780.6200.130
Relative leg bone length
 Femur, % of body height24.9 ± 0.625.0 ± 0.43.8680.6960.196
 Tibia, % of body height20.8 ± 0.620.8 ± 0.60.2100.9840.000
Total leg bone length
 Femur + Tibia, mm791.7 ± 29.5788.6 ± 23.22.3110.6630.117
Relative total leg bone length
 Femur + Tibia, % of body height45.7 ± 1.145.7 ± 0.83.4660.8500.000
Ratio between leg bones
 Tibia/Femur, mm/mm0.83 ± 0.020.83 ± 0.023.6260.6700.000
  1. Values are presented as Mean ± SD