Retrospective Study
Copyright ©The Author(s) 2021.
World J Exp Med. Mar 20, 2021; 11(2): 17-29
Published online Mar 20, 2021. doi: 10.5493/wjem.v11.i2.17
Table 8 Friedman test results regarding the change in the modified Ashworth scale left scores of the patients before and after the operation

n
Mean
SD
Mean rank
χ2
df
P value
Pre-test821.632.835.7538.74150.000
Post-test 1 wk819.503.215.066
Post-test 1 mo817.752.964.06
Post-test 2 mo816.383.023.13
Post-test 4 mo813.883.401.94
Post-test 12 mo812.133.641.06