Retrospective Study
Copyright ©The Author(s) 2021.
World J Clin Cases. Dec 26, 2021; 9(36): 11265-11275
Published online Dec 26, 2021. doi: 10.12998/wjcc.v9.i36.11265
Table 7 Comparison of patients with posterior muscle strength ≥ grade III
Group
n
Muscle strength ≥ grade III
Rate
Study group655889.23%
Control group613150.82%
χ26.17
P value0.03