Analysis of Risk Factors and Surgical Strategy of Knee Traumatic Arthritis after Internal Plate Fixation in the Treatment of Tibial Plateau Fracture

Table 3

Logistic regression analysis of multiple factors affecting knee traumatic arthritis after internal plate fixation for tibial plateau fracture.

Constant		S. E	Chi-square value	value	OR	95% CI for OR
Fracture classification	0.891	0.145	37.759	<0.05	2.438	1.835-3.239
Mode of injury	1.241	0.352	12.430	<0.05	3.459	1.735-6.896
Osteoporosis	1.692	0.592	8.188	<0.05	5.441	1.705-17.363
Time from injury to operation	-0.245	0.101	5.884	<0.05	0.783	0.642-0.954