Physical Therapy Korea
pISSN 1225-8962 eISSN 2287-982X

Results of Pearson correlation coefficients between independent variables

Variable KES HGS PEF Depression Mean ± SD
KES 1 21.09 ± 6.07
HGS 0.623** 1 22.88 ± 5.03
PEF 0.023* 0.319** 1 5.01 ± 1.32
Depression –0.023* –0.215* –0.311** 1 11.71 ± 5.29

KES, knee extension strength; HGS, hand grip strength; PEF, peak expiratory flow; Mean ± SD, mean ± standard deviation. *p < 0.05, **p < 0.01.

Phys. Ther. Korea 2023;30:202~210 https://doi.org/10.12674/ptk.2023.30.3.202
© Physical Therapy Korea