Table 2.

ANOVA results for muscle head (lateral or long head) effects on muscle parameters

	DF	TrLAT Stretch		TrLAT Shortening		Stance
		F Ratio	P	F Ratio	P	F Ratio	P
Up Jumps
Lead limb
Strain	1	141	0.001	0.4	0.565	6.1	0.091
Strain rate	1	27.6	0.013	3.1	0.176	0.6	0.507
Stress	1	46.4	0.007	0.9	0.407	14.2	0.033
Work	1	14.2	0.032	4.44	0.125	17.3	0.025
Lag limb
Strain	1	127.8	0.002	0.1	0.782	73.1	0.003
Strain rate	1	43.6	0.007	2.0	0.256	19.0	0.022
Stress	1	6.53	0.043	1.7	0.284	11.0	0.045
Work	1	38.5	0.009	11.8	0.041	31.5	0.011
Down Jumps
Landing limb
Strain	1	2.1	0.202	0.9	0.418	1.4	0.326
Strain rate	1	3.77	0.147	7.5	0.070	4.4	0.126
Stress	1	3.3	0.164	2.6	0.208	5.8	0.094
Work	1	4.8	0.116	1.6	0.297	5.7	0.090

Bold values indicate significant difference between muscles (P < 0.05).