Increased COUP-TFII Expression Mediates the Differentiation Imbalance of Bone Marrow-Derived Mesenchymal Stem Cells in Femoral Head Osteonecrosis

Table 1

Patient demographics.

Variables	Control	Trauma		Steroid		Alcohol
			value		value		value
Age (years)	77.9 ± 6.6	52.7 ± 11.3	<0.001	42.3 ± 6.5	<0.001	50.3 ± 5.5	<0.001
Gender			0.337		0.337		0.337
Male	5	6		4		6
Female	5	4		6		4
CCI^∗	0.88 ± 0.69	0.63 ± 0.52	0.157	0.82 ± 0.60	0.399	0.70 ± 0.68	0.255

^∗CCI: Charlson comorbidity index (nonage adjusted).