Table 2.

Contact times and ground reaction forces

Lead foreTrail foreLead hindTrail hind
Contact time (ms)74.5±4.6*70.8±5.0*71.5±3.274.3±4.0
Forces (BW)
   Mean vertical1.25±0.071.31±0.080.99±0.07*0.94±0.07*
   Peak vertical2.12±0.102.23±0.131.64±0.11*1.47±0.09*
   Peak accelerating0.44±0.040.49±0.040.46±0.070.38±0.05
   Peak decelerating-1.02±0.10-1.00±0.11-0.62±0.05-0.57±0.03
   Peak lateral0.22±0.040.20±0.040.12±0.030.16±0.03
   Peak medial-0.11±0.03-0.11±0.04-0.12±0.03-0.11±0.04
Impulses (BW ms)
   Vertical91.7±3.091.8±4.070.0±4.268.6±3.8
   Accelerating10.8±0.9012.3±0.7513.0±2.22*10.7±1.85*
   Decelerating-11.0±0.43*-9.80±0.79*-5.41±0.70-5.43±0.78
   Lateral3.81±0.803.88±1.171.87±0.834.36±1.23
   Medial-1.2±0.44-1.77±0.90-1.37±1.24-2.18±1.49
  • Significant difference between leading and trailing limbs with *P<0.05, P<0.01. indicates a significant difference between total forelimb and total hindlimb impulses (P<0.01). BW, body weights