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Table 2 Difference between pre- and post- surgical symptom severity and quality of life variables

From: The prognostic value of pain catastrophizing in health-related quality of life judgments after Total knee arthroplasty

Mean (SD)

Pre

Post

P

Cohen’s D

Pain

10.6 (3.5)

3.4 (3.4)

<.001

1.8

Disability

38.0(12.5)

14.1(11.4)

<.001

1.7

Stiffness

4.7 (1.5)

2.2 (1.5)

<.001

1.4

SF-12 PCS

30.5 (8.1)

43.1 (10.5)

<.001

1.2

SF-12 MCS

55.3 (10.4)

55.9 (7.9)

ns

.05

  1. Note: N = 116. Pain = WOMAC Pain Score; Function = WOMAC Physical Function Score; Stiffness = WOMAC Stiffness Score; SF-12 PCS = SF-12 Physical component score of health-related quality of life; SF-12 MCS = SF-12 Mental component score of health-related quality of life
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Health and Quality of Life Outcomes

ISSN: 1477-7525

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