Correlation between preoperative CT scan of the paraspinal, psoas, and gluteus muscles and postoperative ambulatory status in patients with femoral neck fractures

Table 4 Relationship between cross-sectional area of muscle and ambulatory status at discharge

CSA (cm²)	High ambulatory status group (HG) (N = 28)	Low ambulatory status group (LG) (N = 64)	P-value
Psoas muscle	7.7 ± 1.9	7.2 ± 2.0	0.19
Paraspinal muscle	15.6 ± 3.3	13.9 ± 3.0	0.02*
Gluteus maximus muscle	33.2 ± 6.0	30.5 ± 5.8	0.02*
Gluteus medius muscle	28.2 ± 6.1	24.6 ± 5.1	0.004**

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