Clinical Study

Preoperative Strength Training for Elderly Patients Awaiting Total Knee Arthroplasty

Table 4

Pearson correlation coefficients between maximal knee extension strength and functional tests.

Chair 
stand test
Stair 
climb test
6-minute 
walk test

Affected sideT1−0.03−0.53*0.41
T2−0.32−0.58*0.50*
T3−0.56*−0.68*0.76*
T4−0.56*−0.74*0.86*

Unaffected sideT1−0.17−0.59*0.46
T2−0.32−0.64*0.54*
T3−0.47−0.59*0.66*
T4−0.52*−0.73*0.77*

.