Variable | Knee (n = 7 333) | Hip (n = 2 492) |
---|---|---|
Women, n (%) | 5 405 (74) | 1 840 (74) |
Age, mean (SD; range) in years | 64.0 (9.9; 18–94) | 65.5 (9.7; 15–91) |
Body mass index, mean (SD; range) | 28.4 (5.2; 15–54) | 26.7 (4.6; 14–48) |
Highest education level completed: Short-term higher education or lower, n (%) | 3 206 (48.5) | 1 113 (48.3) |
Pain intensity during the last month on a 0–100 mm visual analogue scale, mean (SD) | 48.2 (22.0) | 47.1 (21.8) |
Duration of pain, mean (SD) in months | 54.7 (79.8) | 40.5 (54.4) |
Patients using pain medication (acetaminophen, NSAIDs or opioids/opioid-like painkillers) due to their joint pain during the last 3 months, n (%) | 4 086 (56) | 1 478 (59) |
30-s chair-stand test, mean number of chair-stands (SD) during 30 s | 12.1 (3.7) | 12.5 (3.9) |
40-m fast-paced walk test, mean (SD) time to complete 40 m in seconds. | 28.7 (8.8) | 28.7 (8.9) |
Patients self-reporting being physically active for at least 30 min at least 5 days a week, n (%) | 3 976 (60) | 1 443 (63) |
Joint-related quality of life, from the KOOS/HOOS quality of life subscale, 0–100, worst to best, mean (SD) | 44.9 (14.5) | 47.3 (14.9) |
Patients on sick leave during the last 12 months because of their joint pain, n (%) | 686 (27) | 132 (18) |