Variables | Simple linear regression | ||||||||
---|---|---|---|---|---|---|---|---|---|
Tibial bone resorption (mm) | |||||||||
Medial | Lateral | Anterior | |||||||
β | 95% CI | p | β | 95% CI | p | β | 95% CI | p | |
Age (years) | 0.004 | −0.081 to 0.088 | 0.934 | 0.008 | −0.082 to 0.097 | 0.866 | 0.053 | −0.015 to 0.120 | 0.127 |
BMI (kg/m2) | 0.135 | 0.000 to 0.269 | 0.050 | −0.030 | −0.175 to 0.115 | 0.685 | −0.045 | −0.156 to 0.065 | 0.418 |
Sex | −0.246 | −1.197 to 0.706 | 0.610 | −0.380 | −1.385 to0.625 | 0.455 | −0.252 | −1.021 to 0.518 | 0.518 |
Side | 0.043 | −0.875 to 0.961 | 0.926 | 0.411 | −0.557 to1.379 | 0.402 | 0.149 | −0.593 to 0.891 | 0.691 |
Tibial component coverage (mm) | |||||||||
 Medial | −0.303 | −0.486 to − 0.119 | 0.001 |  |  |  |  |  |  |
 Lateral |  |  |  | −0.263 | −0.499 to −0.027 | 0.029 |  |  |  |
 Anterior |  |  |  |  |  |  | −0.202 | −0.424 to 0.021 | 0.076 |
KSS score | |||||||||
 KSS total-pre | 0.000 | −0.021 to 0.021 | 0.990 | −0.007 | −0.029 to 0.016 | 0.557 | 0.004 | −0.013 to 0.021 | 0.670 |
WOMAC pain score | |||||||||
 WOMACp-pre | 0.071 | −0.174 to 0.316 | 0.567 | 0.149 | −0.109 to 0.407 | 0.255 | 0.005 | −0.193 to 0.204 | 0.957 |