Skip to main content

Table 2 Comparison of the SF-36 total and sub-scales’ score between the case and the control group

From: Evaluation of health-related quality of life after total hip arthroplasty: a case-control study in the Iranian population

Sub-scale

Case group (n = 217)

Control group (n = 2017)

P value*

Physical performance

28.3 ± 11.1

71.6 ± 21.5

0.001

Physical role

31.2 ± 12.6

73.4 ± 29.1

0.001

Mental health

39.3 ± 28.2

62.1 ± 31.4

0.014

Happiness and vitality

56.2 ± 21.4

68.7 ± 32.5

0.059

Emotional role

79.1 ± 19.2

77.7 ± 20.9

0.32

Social role

28.5 ± 29.2

61.3 ± 32.6

0.001

Physical pain

48.2 ± 28.4

70.1 ± 25

0.016

General health

42.1 ± 26.3

64.2 ± 26.7

0.023

Total score of quality of life

41.4 ± 22.2

67.3 ± 26.6

0.001

  1. *A p value fewer than 0.05 is considered significant