Skip to main content

Table 4 Results of linear regression analysis to adjust for confounding variables (see Tables 1 and 2) between the two groups to assess the independent effect of group upon PROMs

From: Early functional outcomes after condylar-stabilizing (deep-dish) versus standard bearing surface for cruciate-retaining total knee arthroplasty

PROM

Group

B

95% confidence interval

p value*

Lower

Upper

OKS

CR

Reference

   

CS

0.04

−2.78

2.85

0.98

EQ-5D

CR

Reference

   

CS

0.01

−0.08

0.09

0.90

SF-12 PCS

CR

Reference

   

CS

0.23

−2.99

3.46

0.89

SF-12 MCS

CR

Reference

   

CS

0.83

−1.59

3.26

0.50

Pain VAS

CR

Reference

   

CS

−5.20

−14.19

3.79

0.26

  1. *Unpaired t test
  2. CR cruciate retaining, CS condylar stabilizing, EQ-5D EuroQol 5 dimensions score, OKS Oxford Knee Score, PROM Patient-reported functional outcome measure, SF-12 MCS Short Form-12 mental component score, SF-12 PCS Short Form-12 physical component score, VAS visual analogue scale