| Sprinters | Non-sprinters | P value | Cohen’s d |
---|---|---|---|---|
Body height, cm | 175.2 ± 5.4 | 174.1 ± 5.5 | 0.326 | 0.20 |
Body mass, kg | 65.4 ± 6.1 | 65.9 ± 7.0 | 0.709 | 0.08 |
Knee extensor strength | ||||
 Isometric strength, Nm | 272.9 ± 52.0 | 257.5 ± 47.5 | 0.140 | 0.31 |
 Slow-velocity Isokinetic strength, Nm | 189.1 ± 38.8 | 173.8 ± 34.5 | 0.047 | 0.41 |
 Fast-velocity Isokinetic strength, Nm | 128.0 ± 27.5 | 112.5 ± 23.2 | < 0.001 | 0.60 |
Quadriceps femoris size | ||||
 Proximal CSA, cm2 | 53.8 ± 7.0 | 49.3 ± 8.1 | < 0.001 | 0.61 |
 Middle CSA, cm2 | 79.0 ± 8.4 | 77.5 ± 10.6 | 0.443 | 0.19 |
 Distal CSA, cm2 | 58.2 ± 6.5 | 58.0 ± 9.1 | 0.923 | 0.02 |
 MV, cm3 | 2101.5 ± 250.1 | 2007.4 ± 270.1 | 0.080 | 0.36 |
Knee extensor strength/body mass | ||||
 Isometric strength, Nm/kg | 4.2 ± 0.6 | 3.9 ± 0.6 | 0.050 | 0.41 |
 Slow-velocity Isokinetic strength, Nm/kg | 2.9 ± 0.5 | 2.6 ± 0.5 | 0.017 | 0.50 |
 Fast-velocity Isokinetic strength, Nm/kg | 2.0 ± 0.3 | 1.7 ± 0.3 | < 0.001 | 0.69 |
Quadriceps femoris size/body mass | ||||
 Proximal CSA, cm2/kg2/3 | 3.3 ± 0.4 | 3.0 ± 0.5 | 0.001 | 0.68 |
 Middle CSA, cm2.kg2/3 | 4.9 ± 0.4 | 4.8 ± 0.5 | 0.241 | 0.26 |
 Distal CSA, cm2/kg2/3 | 3.6 ± 0.3 | 3.6 ± 0.5 | 0.731 | 0.08 |
 MV, cm3/kg | 32.1 ± 2.7 | 30.5 ± 3.5 | 0.018 | 0.53 |
Knee extensor strength/quadriceps femoris MV | ||||
 Isometric strength, kNm/cm3 | 130.2 ± 22.1 | 128.5 ± 18.3 | 0.681 | 0.08 |
 Slow-velocity Isokinetic strength, kNm/cm3 | 90.1 ± 15.7 | 86.9 ± 14.3 | 0.299 | 0.21 |
 Fast-velocity isokinetic strength, kNm/cm3 | 61.1 ± 12.1 | 56.3 ± 10.3 | 0.044 | 0.42 |