|   变量  |       β值  |       SE  |       Β’值  |       t值  |       P  |       95% CI  |    
|   软骨损伤评分  |       0.007  |       0.004  |       0.203  |       1.767  |       0.08  |       (−0.001, 0.015)  |    
|   BML  |       0.004  |       0.006  |       0.064  |       0.754  |       0.453  |       (−0.007, 0.015)  |    
|   术前HKA (˚)  |       0.011  |       0.005  |       0.195  |       2.140  |       0.035  |       (0.001, 0.021)  |    
|   症状持续时间(年)  |       0.004  |       0.002  |       0.117  |       1.559  |       0.122  |       (−0.001, 0.008)  |    
|   JSW (mm)  |       0.013  |       0.016  |       0.090  |       0.777  |       0.439  |       (−0.02, 0.045)  |    
|   半月板损伤评分  |       0.027  |       0.009  |       0.241  |       3.060  |       0.003  |       (0.009, 0.044)  |    
|   K-L3级  |       参考组  |    |||||
|   K-L2级  |       −0.103  |       0.052  |       −0.195  |       −1.979  |       0.050  |       (−0.206, 0.000)  |    
|   K-L4级  |       0.013  |       0.054  |       0.026  |       0.247  |       0.805  |       (−0.094, 0.121)  |    
|   BMI (kg/m²)  |       0.012  |       0.005  |       0.176  |       2.317  |       0.022  |       (0.002, 0.023)  |