Table 2 Absolute and normalized values of muscle volumes of runners and cyclists.

From: Different morphology and function of hip extensor muscles between sprint runners and sprint cyclists

 

Runners

Cyclists

P

Absolute muscle volume [cm3]

 Semimembranosus

243.4 (228.7, 264.3)

270.9 (239.8, 290.8)

n.s.

 Semitendinosus

248.9 (223.9, 293.1)

210.3 (197.4, 228.9)

0.005

 Biceps femoris long head

235.6 (197.5, 258.0)

210.6 (199.3, 228.9)

n.s.

 Biceps femoris short head

103.7 (97.6, 116.2)

114.8 (100.8, 124.4)

n.s.

 Gluteus maximus

1049.7 (989.0, 1151.1)

1089.0 (989.1, 1197.9)

n.s.

Normalized muscle volume [cm3·kg−1·m−1]

 Semimembranosus

2.08 (1.95, 2.48)

2.16 (1.89, 2.42)

n.s.

 Semitendinosus

2.29 (2.23, 2.47)

1.70 (1.55, 1.81)

0.001

 Biceps femoris long head

2.01 (1.62, 2.34)

1.76 (1.52, 1.87)

n.s.

 Biceps femoris short head

0.96 (0.90, 1.06)

0.97 (0.79, 1.02)

n.s.

 Gluteus maximus

9.77 (9.05, 10.26)

9.10 (8.06, 9.59)

n.s.

  1. Value are medians (lower quartile, upper quartile). Comparison between groups was examined using the Mann–Whitney U test (P < 0.05).