Table 3. Comparison of CSAs of Muscles of the All Study Subjects at Preoperative and Postoperative State.

All study subjects	Preoperative	Postoperative	P-value
CSA-G.med	1,867.54±409.43	1,838.54±445.81	0.657
CSA-G.min	628.41±254.23	613.87±271.33	0.609
CSA-IP	764.87±217.71	625.15±203.28	0.027
CSA-RF	413.69±199.85	372.28±132.72	0.017

Values are presented as mean±standard deviation.

CSA: cross-sectional area (mm²), G.med: gluteus medius, G.min: gluteus minimus, IP: iliopsoas, RF: rectus femoris.