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Table 2.

Locomotor dynamics in Monodelphis domestica

All (N=90)PWalks (N=8)Non-aerial runs (N=28)Aerial runs (N=54)
Velocity (m s-10.948±0.039 <0.0001 0.642±0.100 0.658±0.054 1.144+0.039* 
Duty factor (%) 41.5±0.6 <0.0001 51.4±1.3* 44.5±0.7 38.4±0.5 
Limb phase (%) 47.8±0.5 <0.0001 50.6±1.5 44.8±0.8* 49.0±0.6 
% Recovery 3.4±0.3 0.437 3.4±0.9 3.1±0.5 3.8±0.3 
Phase shift (degrees) 13.7±0.2 0.643 7.4±7.2 17.7±3.9 14.7±2.8 
All (N=90)PWalks (N=8)Non-aerial runs (N=28)Aerial runs (N=54)
Velocity (m s-10.948±0.039 <0.0001 0.642±0.100 0.658±0.054 1.144+0.039* 
Duty factor (%) 41.5±0.6 <0.0001 51.4±1.3* 44.5±0.7 38.4±0.5 
Limb phase (%) 47.8±0.5 <0.0001 50.6±1.5 44.8±0.8* 49.0±0.6 
% Recovery 3.4±0.3 0.437 3.4±0.9 3.1±0.5 3.8±0.3 
Phase shift (degrees) 13.7±0.2 0.643 7.4±7.2 17.7±3.9 14.7±2.8 

Values are means ± S.E.M. for all 90 steps analyzed, and Pvalues and post-hoc tests for ANOVA comparing walking (duty factors 50% or greater), non-aerial and aerial running (duty factors less than 50%)gaits.

*

Significantly different post-hoc comparison at P<0.0001.

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