Skip to main content

Table 3 Distribution of survey results and claims data in patient groups willing and unwilling to undergo TJR

From: Which disease-related factors influence patients’ and physicians’ willingness to consider joint replacement in hip and knee OA? Results of a questionnaire survey linked to claims data

 

Symptomatic Hip OA

Symptomatic Knee OA

Variable

Willing for TJR

n = 79,

17% (weighted)

Unwilling for TJR n = 388,

83% (weighted)

Willing for TJR

n = 127

14% (weighted)

Unwilling for TJR

n = 783

86% (weighted)

Age (years), mean

63 (61; 66)

65 (64; 66)

65 (64; 67)

65 (64; 65)

Female

63 (50; 76)

63 (58; 68)

63 (54; 72)

68 (66; 71)

BMI (kg/m2), mean

27 (26; 28)

28 (27; 28)

30 (29; 30)

29 (29; 30)

BMI < =18.5

. (.;.)

2 (0; 5)

. (.;.)

1 (0; 1)

18.5 < BMI < =25

37 (22; 52)

31 (25; 38)

14 (6; 21)

21 (17; 25)

25 < BMI < =30

43 (29; 57)

41 (34; 48)

49 (38; 59)

41 (37; 45)

BMI > 30

20 (10; 30)

26 (20; 32)

38 (27; 48)

37 (33; 41)

Symptom duration (years), mean

14 (10; 18)

14 (12; 16)

17 (14; 19)

14 (13; 15)

Deterioration of symptoms (during last 2 years)

80 (67; 93)

59 (53; 66)

80 (72; 89)

53 (49; 57)

WOMAC total, mean

52 (46; 57)

40 (37; 42)

52 (49; 56)

39 (37; 41)

WOMAC pain, mean

51 (45; 57)

41 (38; 43)

53 (50; 56)

40 (38; 42)

WOMAC function, mean

51 (46; 57)

38 (36; 41)

51 (48; 55)

37 (36; 39)

WOMAC stiffness, mean

52 (45; 60)

43 (40; 46)

57 (53; 61)

43 (41; 45)

Any impact on personal situation

99 (96; 100)

75 (69; 81)

95 (90; 100)

75 (71; 79)

WHO-5

49 (42; 56)

51 (47; 54)

44 (39; 49)

52 (50; 54)

Orthopaedist is treating

78 (65; 92)

60 (53; 67)

78 (69; 86)

71 (67; 75)

Opioid prescriptiona

13 (2; 23)

14 (9; 19)

22 (13; 30)

12 (9; 15)

Daily use of medication

28 (15; 41)

26 (20; 32)

37 (27; 47)

20 (17; 24)

Physical therapy prescriptiona

50 (35; 65)

45 (38; 52)

54 (43; 64)

47 (43; 51)

Having at least one artificial joint

53 (38; 67)

17 (12; 23)

41 (31; 52)

16 (13; 19)

  1. Values are percentages unless indicated otherwise. Values in brackets are 95% confidence intervals. a indicates information derived from claims data