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Table 2 Health status and previous treatments

From: Effects of a medical second opinion programme on patients’ decision for or against knee arthroplasty and their satisfaction with the programme

Characteristic

All patients (n = 141)

Second opinion: Knee arthroplasty recommended (n = 57)

Second opinion: Knee arthroplasty currently not recommended (n = 84)

n (%) or mean ± SD

n (%) or mean ± SD

n (%) or mean ± SD

Health Status

 Kellgren-Lawrence scorea (n = 141)

  1

7 (5%)

0 (0%)

7 (8%)

  2

26 (18%)

2 (4%)

24 (29%)

  3

69 (49%)

30 (53%)

39 (46%)

  4

39 (28%)

25 (44%)

14 (17%)

 KOOSb scores

  Symptoms (n = 138)

46.5 ± 19.6

53.8 ± 17.2

49.6 ± 17.6

  Pain (n = 136)

51.3 ± 17.5

49.3 ± 20.5

44.8 ± 19.0

  Activities of daily living (n = 141)

44.6 ± 19.1

48.7 ± 19.2

41.8 ± 18.5

  Sport and recreation (n = 127)

72.8 ± 21.3

78.5 ± 18.4

68.9 ± 22.3

  Quality of life (n = 140)

71.4 ± 15.9

75.2 ± 14.0

68.8 ± 16.7

 EQ-5D scoresc

  Visual analogue scale (n = 136)

60.1 ± 18.8

57.4 ± 18.4

61.9 ± 19.1

  Index (n = 136)

0.64 ± 0.27

0.59 ± 0.29

0.68 ± 0.26

 Previous treatment

  Exercise therapyd

96 (76%)

43 (83%)

53 (72%)

  Attempt to lose weight

9 (7%)

4 (8%)

5 (7%)

 Pain medication

  None

34 (24%)

14 (25%)

20 (24%)

  On demand

68 (48%)

23 (40%)

45 (54%)

  Regularly

39 (28%)

20 (35%)

19 (23%)

 Knee surgery

83 (59%)

33 (58%)

50 (60%)

 Knee injection

51 (36%)

21 (37%)

30 (36%)

  1. aKellgren-Lawrence score: range from 0 to 4, with a score of 2, 3, or 4 indicating definite osteoarthritis and higher scores indicating more severe disease. bKOOS: Knee Injury and Osteoarthritis Outcome Score, scores range from 0 (best) to 100 (worst); cEQ-5D scores: the visual analogue scale ranges from 0 (worst) to 100 (best); the index score ranges from −0.661 (worst) to 1 (best). dExercise therapy: supervised strength or endurance training (individually or in group) or home-based strength or endurance training or comprehensive rehabilitation intervention