Research Article

Effects of Cooling on Ankle Muscle Strength, Electromyography, and Gait Ground Reaction Forces

Table 2

Vertical and longitudinal GRFs (normalized by body weight in Newton) (mean ± SD) during heel strike and toe-off in relation to DF and PF, respectively, and RCOF before and after cooling ( ).

Heel strike (HS) phaseToe-off (TO) phase
PrecoolingPostcooling -testPrecoolingPostcooling -test

Peak vertical ( ) 0.140 0.186
Peak longitudinal ( ) 0.903 0.129
Required coefficient of friction (RCOF)* 0.851

RCOF during heel strike phase was included in the analysis.