Characteristic | Total OA group (n = 87) | Hip OA (n = 38) | Knee OA (n = 49) | References (n = 43) | |
---|---|---|---|---|---|
Women (n (%)) | 50(58) | 21(55) | 29(59) | 23(54) | |
Age (y), mean (SD) | 68(4.1) | 67(3.8) | 69(4.2) | 69(4.6) | |
BMI (kg/m2), mean (SD) | 28.9(4.5) | 27.8(4.3) | 29.8(4.5) | 26.5(3.4) | |
Index joint, right (n (%)) | 51(59) | 19(50) | 32(65) | NA | |
Analgesics | Â | Â | Â | Â | |
 | Regular use | 63 | 33 | 30 | 2 |
 | Sporadic | 11 | 3 | 8 | 18 |
 | No | 13 | 2 | 11 | 23 |
Previous surgery (n) | Â | Â | Â | Â | |
 | Knee/hip | 26 | 9 | 17 | 7 |
 | Foot | 16 | 6 | 10 | 5 |
 | Back/neck | 7 | 3 | 4 | 1 |
 | Upper extremity | 26 | 9 | 17 | 6 |
Co-morbidities* (n) | Â | Â | Â | Â | |
 | 0 | 36 | 20 | 16 | 27 |
 | 1 | 38 | 15 | 23 | 8 |
 | ≥2 | 13 | 3 | 10 | 8 |
Considered TJR (mths), median (quartiles) | 7(4–12) | 7(4–12) | 8(5–19) | NA | |
Daily activities (n) | Â | Â | Â | Â | |
 | Easy (mainly sitting) | 40 | 17 | 23 | 19 |
 | Somewhat hard (walking) | 38 | 17 | 21 | 21 |
 | Hard/very hard (walking, lifting) | 9 | 4 | 5 | 3 |
Physical therapy training for hip/knee within last year | Â | Â | Â | Â | |
 | No | 64 | 29 | 35 | 41 |
 | Yes | 23 | 9 | 14 | 2 |
Walking aid | Â | Â | Â | Â | |
 | No | 80 | 33 | 47 | 43 |
 | Yes | 7 | 5 | 2 | 0 |
Marital status | Â | Â | Â | Â | |
 | Married/cohabiting | 60 | 26 | 34 | 34 |
 | Divorced | 11 | 5 | 6 | 4 |
 | Widowed | 12 | 5 | 7 | 2 |
 | Single | 3 | 2 | 1 | 3 |
Immigrant (n) | 8 | 5 | 3 | 7 | |
Education | Â | Â | Â | Â | |
 | Elementary school | 55 | 24 | 31 | 16 |
 | High school | 9 | 6 | 3 | 15 |
 | College or University | 19 | 7 | 12 | 11 |
 | Other | 4 | 1 | 3 | 1 |
Smoking | Â | Â | Â | Â | |
 | No | 49 | 20 | 29 | 25 |
 | Previously | 33 | 14 | 19 | 16 |
 | Yes | 5 | 4 | 1 | 2 |
Alcohol consumption | Â | Â | Â | Â | |
 | Never | 6 | 3 | 3 | 3 |
 | Rarely | 16 | 5 | 11 | 6 |
 | Monthly | 30 | 13 | 17 | 8 |
 | Weekly | 34 | 16 | 18 | 22 |
 | Daily | 1 | 1 | 0 | 4 |