Table 1.

Musculotendon measurements for the BFlh. Biceps femoris long head (BFlh) musculotendon measurements were made on high-resolution MR images for track and field athletes. Measurements reported as average (standard deviation).

Structure	Location	Dimensions	[cm]
Proximal free tendon	Superior	Width	0.8 (0.1)
		Thickness	0.2 (0.1)
	Middle	Width	0.6 (0.1)
		Thickness	0.2 (0.1)
	Inferior	Width	0.7 (0.2)
		Thickness	0.2 (0.1)
	n/a	Length	7.0 (1.0)
Proximal aponeurosis	Superior	Width	0.7 (0.1)
		Thickness	0.2 (0.0)
	Middle	Width	1.8 (0.3)
		Thickness	0.1 (0.0)
	Inferior	Width	1.7 (0.4)
		Thickness	0.1 (0.0)
	n/a	Length	17.9 (1.6)
Muscle	Superior taper	Width	2.3 (0.4)
		Thickness	1.6 (0.2)
	Distal aponeurosis end	Width	4.8 (0.5)
		Thickness	3.1 (0.5)
	Middle	Width	5.2 (0.4)
		Thickness	3.6 (0.6)
	Proximal aponeurosis end	Width	4.7 (0.5)
		Thickness	4.0 (0.5)
	Inferior	Width	3.6 (0.5)
		Thickness	2.3 (0.4)
	n/a	Length	28.6 (2.1)
Distal aponeurosis	Superior	Width	5.8 (0.6)
		Thickness	0.2 (0.0)
	Middle	Width	6.3 (0.7)
		Thickness	0.2 (0.0)
	Inferior	Width	0.9 (0.2)
		Thickness	0.1 (0.0)
	n/a	Length	18.7 (2.2)
Distal free tendon	Superior	Width	0.7 (0.1)
		Thickness	0.2 (0.1)
	Middle	Width	0.7 (0.1)
		Thickness	0.2 (0.1)
	Inferior	Width	0.8 (0.2)
		Thickness	0.2 (0.1)
	n/a	Length	11.1 (1.7)