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Table 2 Association between preoperative pain catastrophizing score and change in Oxford Knee Score (OKS) from preoperatively to 12 months postoperatively

From: The association between pain catastrophizing, physical function and pain in a cohort of patients undergoing knee arthroplasty

 

OKS total score

Variable

Change in OKS a

(95% CI)

P value

TKA (n = 419)

 PCS < 11

ref

  

 PCS =11–21

0.9

(−1.5, 3.2)

0.47

 PCS > 21

3.2

(1.0, 5.4)

0.005

UKA (n = 162)

 PCS < 11

ref

  

 PCS = 11–21

4.3

(1.5, 7.1)

0.003

 PCS > 21

5.4

(2.2, 8.6)

0.001

  1. aAdjusted for sex, age, BMI, alcohol, smoking, operated bilateral (patients having two arthroplasties within 12 months) and co-morbidity
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BMC Musculoskeletal Disorders

ISSN: 1471-2474

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