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Table 6.

Loadings from a discriminant function analysis on 90 strides of uphill,downhill and level locomotion for both C. calyptratus and D. dorsalis on a treadmill

Variable	DF1	DF2	DF3
Relative stride length	0.29	−0.19	−0.04
Relative step length	0.25	−0.20	−0.34
Relative Y_hipfootfall	−0.06	0.39	0.15
Relative ΔY_hiptotal	0.05	0.02	0.19
Knee angle (footfall)	0.34	0.16	0.26
Knee angle (end stance)	0.22	0.16	−0.46
Ankle angle (footfall)	0.43	0.06	0
Ankle angle (end stance)	0.07	0.01	−0.11
Toe orientation (footfall)	0.13	0.13	−0.07
Pelvic rotation	0.12	−0.05	0.10
Min. femur retraction	−0.08	0.18	−0.09
Max. femur retraction	0.01	0.19	−0.48
Min. femur depression	−0.42	0.38	0.26
Max. femur depression	−0.06	0.38	−0.38
Min. femur rotation	0.13	−0.31	0.28
Max. femur rotation	0.39	0.23	0.08

Variable	DF1	DF2	DF3
Relative stride length	0.29	−0.19	−0.04
Relative step length	0.25	−0.20	−0.34
Relative Y_hipfootfall	−0.06	0.39	0.15
Relative ΔY_hiptotal	0.05	0.02	0.19
Knee angle (footfall)	0.34	0.16	0.26
Knee angle (end stance)	0.22	0.16	−0.46
Ankle angle (footfall)	0.43	0.06	0
Ankle angle (end stance)	0.07	0.01	−0.11
Toe orientation (footfall)	0.13	0.13	−0.07
Pelvic rotation	0.12	−0.05	0.10
Min. femur retraction	−0.08	0.18	−0.09
Max. femur retraction	0.01	0.19	−0.48
Min. femur depression	−0.42	0.38	0.26
Max. femur depression	−0.06	0.38	−0.38
Min. femur rotation	0.13	−0.31	0.28
Max. femur rotation	0.39	0.23	0.08

Loadings with a magnitude≥0.3 are marked in bold type.

Canonical correlations for DF1, DF2 and DF3 were 0.99, 0.91 and 0.70,respectively.

Y_hipfootfall, hip height at footfall;Δ Y_hiptotal, total vertical oscillation of the hip for the entire stride cycle.

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