Table 3.

Correlation between the Japanese Orthopaedic Association Hip Disease Evaluation Questionnaire (JHEQ) and muscle atrophy/fatty degeneration

	Muscle group	Pain	p value*	Movement	p value*	Mental	p value*	Total	p value*
Atrophy	Gluteus maximus	− 0.07	0.644	− 0.18	0.233	− 0.09	0.546	− 0.13	0.395
	Gluteus medius and minimus	− 0.12	0.448	− 0.17	0.276	0.01	0.978	0.01	0.539
	Iliopsoas	− 0.12	0.448	− 0.40	0.008	− 0.18	0.237	− 0.26	0.087
	Hip adductors	− 0.12	0.442	− 0.33	0.027	− 0.07	0.652	− 0.19	0.225
	Quadriceps	− 0.20	0.204	− 0.20	0.186	− 0.17	0.263	− 0.22	0.153
	Hamstrings	− 0.11	0.465	− 0.31	0.044	− 0.10	0.517	− 0.19	0.216
Fatty degeneration	Gluteus maximus	− 0.19	0.209	− 0.35	0.021	− 0.14	0.380	− 0.25	0.103
	Gluteus medius and minimus	− 0.06	0.683	− 0.23	0.129	0.09	0.573	− 0.06	0.708
	Iliopsoas	− 0.19	0.213	− 0.43	0.003	− 0.14	0.365	− 0.28	0.067
	Hip adductors	− 0.21	0.179	− 0.45	0.002	− 0.14	0.365	− 0.29	0.056
	Quadriceps	− 0.16	0.303	− 0.29	0.053	− 0.06	0.695	− 0.18	0.234
	Hamstrings	− 0.19	0.217	− 0.42	0.005	− 0.18	0.253	− 0.29	0.055

*The correlation coefficient and p value were calculated using the Spearman rank correlation coefficient test