The Company of Biologists

Table 3.

Effect of incline and speed

	Incline					Speed
Variable	d.f.	F	P	d.f.	F	P
LG
Net work	1, 5	36.79	0.0018^{^*}	1, 5	108.83	0.0001^{^*}
Mean force	1, 5	17.14	0.0090^{^*}	1, 5	347.54	<0.0001^{^*}
Net strain	1, 5	26.78	0.0035^{^*}	1, 5	53.04	0.0008^{^*}
Phase	1, 5	10.05	0.0248^{^†}	1, 5	117.55	0.0001^{^*}
EMG intensity	1, 4	0.96	NS	1, 4	26.31	0.0068^{^*}
EMG duration	1, 4	5.96	NS	1, 4	8.73	0.0418^{^*}
DF-IV
Net work	1, 5	7.84	0.0380^{^†}	1, 5	0.59	NS
Mean force	1, 5	13.13	0.0152^{^†}	1, 5	217.18	<0.0001^{^*}
Net strain	1, 5	9.21	0.0289^{^†}	1, 5	1.92	NS
Phase	1, 5	6.03	NS	1, 5	43.64	0.0012^{^*}
EMG intensity	1, 4	2.62	NS	1, 4	21.86	0.0095^{^*}
EMG duration	1, 4	0.17	NS	1, 4	180.85	0.0002^{^*}

	Incline					Speed
Variable	d.f.	F	P	d.f.	F	P
LG
Net work	1, 5	36.79	0.0018^{^*}	1, 5	108.83	0.0001^{^*}
Mean force	1, 5	17.14	0.0090^{^*}	1, 5	347.54	<0.0001^{^*}
Net strain	1, 5	26.78	0.0035^{^*}	1, 5	53.04	0.0008^{^*}
Phase	1, 5	10.05	0.0248^{^†}	1, 5	117.55	0.0001^{^*}
EMG intensity	1, 4	0.96	NS	1, 4	26.31	0.0068^{^*}
EMG duration	1, 4	5.96	NS	1, 4	8.73	0.0418^{^*}
DF-IV
Net work	1, 5	7.84	0.0380^{^†}	1, 5	0.59	NS
Mean force	1, 5	13.13	0.0152^{^†}	1, 5	217.18	<0.0001^{^*}
Net strain	1, 5	9.21	0.0289^{^†}	1, 5	1.92	NS
Phase	1, 5	6.03	NS	1, 5	43.64	0.0012^{^*}
EMG intensity	1, 4	2.62	NS	1, 4	21.86	0.0095^{^*}
EMG duration	1, 4	0.17	NS	1, 4	180.85	0.0002^{^*}

ANOVA; see Materials and methods for details.

NS, not significant.

LG, lateral gastrocnemius muscle; DF-IV, digital flexor-IV, EMG,electromyographic activity.

Significant at the 0.05 level after Bonferroni correction.

P<0.05, but not significant after Bonferroni correction.