Table 2.

Resting muscle architecture.

	Maasai (n = 19)	Controls (n = 12)	95% C.I.	P
GM fascicle length (mm)	48.3 ± 5.8	53.4 ± 7.9	− 10.1, − 0.1	0.047*
GM pennation angle (°)	19.5 ± 2.4	21.4 ± 2.8	− 3.8, 0.0	0.048*
GM thickness (mm)	15.0 ± 2.2	18.4 ± 1.7	− 4.9, − 1.9	< 0.001*
VL fascicle length (mm)	78.7 ± 7.9	81.7 ± 15.7	− 11.7, 5.7	0.485
VL pennation angle (°)	15.3 ± 1.9	16.0 ± 3.4	− 2.6, 1.2	0.497
VL thickness (mm)	21.2 ± 2.4	21.6 ± 3.9	− 2.7, 1.9	0.678

Group mean ± SD. 95% confidence interval (C.I.) for differences between means.

GM, medial gastrocnemius; VL, vastus lateralis.

*Denotes significant group difference.