Table 3.

Related factors for Kellgren–Lawrence grade.

	β	p Value	95% CI
Age	0.164	0.002	0.01, 0.02
Sex	0.016	0.760	−0.16, 0.22
Body mass index	0.067	0.183	−0.01, 0.04
Hip–knee–ankle angle	−0.029	0.716	−0.06, 0.04
Mechanical lateral distal femoral angle	0.018	0.773	−0.05, 0.07
Medial proximal tibial angle	−0.093	0.185	−0.09, 0.02
Joint line convergence angle	0.687	<0.001	0.28, 0.40

Note: The analysis was performed by linear regression analysis. The dependent variable was the Kellgren–Lawrence grade.

Abbreviation: CI, confidence interval.