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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