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Table 5.

Partial correlation coefficients between toe length and flexor mechanical variables in walks and runs, controlling for the effects of body mass, contact time, toe contact time and toe-out angle

Peak flexor force (N)Flexor impulse (Ns)Negative work (J)Positive work (J)
Force plate trials (single forefoot model)     
   Walks 0.40 (P=0.08) 0.16 (P=0.50) –0.28 (P=0.22) 0.26 (P=0.25) 
   Runs 0.61 (P=0.004) 0.71 (P<0.001) –0.59 (P=0.005) 0.57 (P=0.007) 
Pressure plate trials – hallux data     
   Walks –0.18 (P=0.43) –0.23 (P=0.32) 0.15 (P=0.51) –0.10 (P=0.67) 
   Runs 0.37 (P=0.10) 0.51 (P=0.02) –0.52 (P=0.02) 0.44 (P=0.05) 
Pressure plate trials – lateral toe data     
   Walks –0.0007 (P=0.99) 0.04 (P=0.86) –0.03 (P=0.89) –0.08 (P=0.73) 
   Runs 0.36 (P=0.11) 0.37 (P=0.10) –0.40 (P=0.07) 0.33 (P=0.14) 
Peak flexor force (N)Flexor impulse (Ns)Negative work (J)Positive work (J)
Force plate trials (single forefoot model)     
   Walks 0.40 (P=0.08) 0.16 (P=0.50) –0.28 (P=0.22) 0.26 (P=0.25) 
   Runs 0.61 (P=0.004) 0.71 (P<0.001) –0.59 (P=0.005) 0.57 (P=0.007) 
Pressure plate trials – hallux data     
   Walks –0.18 (P=0.43) –0.23 (P=0.32) 0.15 (P=0.51) –0.10 (P=0.67) 
   Runs 0.37 (P=0.10) 0.51 (P=0.02) –0.52 (P=0.02) 0.44 (P=0.05) 
Pressure plate trials – lateral toe data     
   Walks –0.0007 (P=0.99) 0.04 (P=0.86) –0.03 (P=0.89) –0.08 (P=0.73) 
   Runs 0.36 (P=0.11) 0.37 (P=0.10) –0.40 (P=0.07) 0.33 (P=0.14) 

Data are means ± s.d. Data for force and pressure plate trials are presented separately. Partial correlation coefficients in bold are significant at the P=0.05 level

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