Quantitative assessment of mesenchymal stem cells contained in concentrated autologous bone marrow aspirate transplantation for the treatment of osteonecrosis of the femoral head: predictive factors and differences by etiology

Table 3 Multiple regression analysis indicated that the MSC count

	Unstandardized coefficient	Standard error	Standardized coefficient β	t value	p value	Multicollinearity statistics tolerance
(Constant)	− 164.486	42.669		− 3.855	0
Total bone marrow aspirated	0.475	0.104	0.426	4.563	0	0.941
Platelet count: peripheral blood	0.4	0.138	0.267	2.897	0.005	0.968
Nucleated cell count: initial bone marrow aspiration	0.617	0.303	0.191	2.033	0.005	0.93

ISSN: 1756-0500