. 2020 Apr 18;52(2):290–297. [Article in Chinese] doi: 10.19723/j.issn.1671-167X.2020.02.016

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股骨颈骨折内固定术后股骨头坏死危险因素的多因素Logistic回归分析

Multivariate Logistic regression analysis of risk factors for necrosis of femoral head after internal fixation

Parameter	OR	P value	95%CI
Dummy variable was applied in the Logistic regression analysis. a, Pauwels Ⅲ was set as the standard; b, reduction quality C was set as the stan-dard.
Reason of fracture	4.11	0.03	1.19, 14.24
Garden classification	4.85	0.04	1.08, 21.75
Pauwels classification^a
Ⅰ vs. Ⅲ	1.95	0.57	0.19, 20.05
Ⅱ vs. Ⅲ	1.65	0.45	0.45, 6.08
Internal fixation	0.28	0.06	0.07, 1.06
Reduction quality^b
A vs. C	2.13	0.56	0.16, 27.59
B vs. C	0.29	0.37	0.02, 4.54