Treatment of pre-collapse non-traumatic osteonecrosis of the femoral head through Orthopdische Chirurgie München approach combined with autologous bone mixed with β-tricalcium phosphate porous bioceramic bone graft: a retrospective study of mid-term results

Table 4 Demographic characteristics of patients with ARCO IIIA

	Gender	Age(y)	Etiology	BMI (kg/m²)	25(OH)D (nmol/L)	CTX (ng/mL)	Follow up time (month)
Clinical failure	Male	50	Alcoholic	23	12.19	0.958	31
	Male	50	Idiopathic	26	17.85	0.147	28
	Male	50	Alcoholic	21	20.76	1.232	28
	Male	41	Idiopathic	23	21.17	0.739	48
	Male	49	Hormonal	23	23.78	1.005	30
	Male	32	Idiopathic	29	26.77	1.319	44
	Male	47	Alcoholic	24	32.05	0.730	40
	Male	43	Idiopathic	29	32.40	0.890	37
	Female	39	Idiopathic	22	40.14	0.922	30
	Male	29	Hormonal	32	74.01	0.144	24
	Female	47	Hormonal	28	45.40	1.203	50
	Male	35	Hormonal	25	47.71	0.942	24
	Male	34	Hormonal	25	24.37	0.890	36
	Male	46	Idiopathic	29	20.76	1.353	40
Clinical success	Male	40	Alcoholic	27	15.99	0.531	56
	Male	40	Alcoholic	28	18.23	1.241	58
	Male	31	Alcoholic	28	54.23	0.145	48
	Male	37	Idiopathic	22	54.59	0.148	52
	Male	32	Alcoholic	34	34.41	1.364	52
	Male	32	Alcoholic	29	38.43	1.430	53
	Male	30	Idiopathic	25	40.14	1.181	41
	Female	24	Hormonal	22	45.40	0.837	54
	Female	49	Hormonal	28	72.64	1.069	39

ISSN: 1749-799X