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Table 5 Correlations between patient-specific factors (PSF) and 4-years KSS-F scores

From: Surgically modifiable factors measured by computer-navigation together with patient-specific factors predict knee society score after total knee arthroplasty

Potential 4-years Body Body BMI Age Pre-OP Pre-OP
Predictors KSS-F Weight Height    KSS-F MKF
Body Weight -.11 **       
Body Height -.04 .31*      
BMI -.09 ** .86* -.20*     
Age -.25 * -.35* -.13 -.31*    
Pre-OP KSS-F .08 ** -.09 .04 -.12 -.01   
Pre-OP MKF .03 -.00 .19* -.09 -.12 .08  
Mean ± SD 85.0 ± 15.1 83.4 ± 15.9 167.1 ± 8.5 29.9 ± 5.6 68.9 ± 7.9 48.5 ± 19.8 110.0 ± 14.2
  1. (*) p < .05; (**) p< .20 ; Statistically significant linear relationship to 4-Y KSS-F score in bold. MKF maximal knee flexion