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Table 3 Comparison of the subscales of SF-36, PCS, and MCS score before and 12 months after THA

From: Evaluation of health-related quality of life before and after total hip arthroplasty in the elderly in Iran: a prospective cohort study

Variable

Before THA

12 months after THA

Effect size (Cohen’s d)

P value*

Subscales (Mean ± SD)

Physical performance

10.54 ± 8.5

35.11 ± 10.5

1.61

0.001

Physical role

10.3 ± 9.3

38.6 ± 11.4

1.69

0.001

Mental health

12.4 ± 28.2

45.5 ± 22.1

1.01

0.008

Vitality

19.6 ± 13.4

59.4 ± 20.5

1.46

0.022

Emotional role

42.6 ± 13.6

75.4 ± 24.6

1.19

0.042

Social role

8.6 ± 7.5

32.5 ± 13.2

1.38

0.001

Physical pain

10.03 ± 8.3

56.3 ± 14.3

1.35

0.001

General health

16.3 ± 8.1

50.5 ± 16.5

1.51

0.001

MCS

32.1 ± 18.4

55.6 ± 22.3

0.88

0.048

PCS

10.6 ± 9.9

41.2 ± 11.5

1.89

0.012

  1. MCS, mental component score; PCS, physical component score; THA, total hip arthroplasty
  2. *P value fewer than 0.05 is considered significant
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BMC Psychology

ISSN: 2050-7283

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