The Immediate Effect of Backward Walking on External Knee Adduction Moment in Healthy Individuals

Table 3

Pearson’s correlation coefficients (r) between the mean change in the first EKAM peak and mean change in other measured biomechanical variables.

Mean change in…	Mean change in the first EKAM peak (Nm/kg) Pearson r
Walking speed (m/s)	0.06
The first peak EKAM arm (m)^a	0.50
KAAI (Nm/kg)•s	0.58
Early stance medial-lateral GRF (body weight)^a	−0.001
The first peak of vertical GRF (body weight)^a	0.18
COP at the time of the first EKAM peak (mm)^a	−0.43

. ^aAt time of first peak EKAM.