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Table 2 Mean Scores of SF36 dimensions and clinical parameters before and after total hip or knee replacement surgery

From: Satisfaction with care after total hip or knee replacement predicts self-perceived health status after surgery

  

After surgery

 

Before surgery mean (SD)

1 mo mean (SD)

6 mo mean (SD)

mean (SD)

p*

SF-36

     

   Physical functioning

36.1 (22)

39.2 (24)

56.6 (24)

59.1 (24)

< .001

   Physical role

20.6 (32)

10.9 (24)

43.2 (42)

49.9 (42)

< .001

   Bodily pain

33.6 (16)

53.1 (22)

59.9 (23)

61.0 (23)

< .001

   Mental health

54.5 (19)

64.1 (20)

64.8 (20)

64.7 (19)

< .001

   Emotional role

32.1 (41)

22.8 (38)

48.9 (46)

54.2 (44)

< .001

   Social functioning

61.7 (23)

67.1 (25)

74.6 (23)

74.8 (23)

< .001

   Vitality

38.8 (16)

48.5 18)

51.7 (18)

52.2 (19)

< .001

   General health

54.7 (18)

62.6 (18)

60.9 (19)

60.6 (19)

< .001

CLINICAL PARAMETERS

     

   Pain level (VAS, 0-100 mm)

64.5 (17)

26.7 (20)

15.4 (17)

12.9 (16)

< .001

   Harris score (0-100)

40.8 (13)

 

79.0 (11)

81.6 (13)

< .001

   ISK** disease score (0-200)

100.0 (26)

 

165.9 (28)

173.0 (21)

< .001

   Walking distance (m)

469 (342)

 

1908 (1752)

2021 (1730)

< .001

  1. VAS = visual analog scale; ISK = Index of Severity for Knee
  2. * ANOVA with repeated measures