Characteristics | Values |
---|---|
Age, yrs, mean (SD) | 61.0 (8.6) |
Sex, women, n (%) | 463 (86) |
BMI, mean (SD) | 27.1 (4.8) |
Marital status, married, n (%) | 395 (75) |
Employment, n (%) | |
Working | 215 (41) |
Pension | 161 (31) |
Sickness leave/work disabled | 67 (13) |
Education level, n (%) | |
Low | 141 (27) |
Middle | 204 (39) |
High | 179 (34) |
General and disease-specific burden | |
Self-reported health-related quality of life, mean (SD) | |
PCS | 44.7 (8.2) |
MCS | 51.7 (8.7) |
Self-reported function 0–36, mean (SD) | 15.6 (8.5) |
Self-reported pain 0–20, mean (SD) | 9.3 (4.3) |
Hand-specific disease characteristics | |
Symptom duration, yrs, mean (SD) | 8.7 (9.0) |
Dominance hand, right, n (%) | 419 (80) |
Fulfilling ACR criteria for hand OA, n (%) | 476 (88) |
Physical examination, median (range) | |
Tender joint count 0–30 | 3 (0–30) |
Bony swelling joint count 0–30 | 11 (0–24) |
Soft swollen joint count 0–30 | 0 (0–17) |
Deformity joint count 0–22 | 3 (0–16) |
Joints with limited ROM 0–22 | 4 (0–22) |
Radiographic scoring, median (range) | |
KL summated score 0–120 | 17 (0–89) |
KL ≥ 2 joint count 0–30 | 4 (0–29) |
Osteophytes summated score 0–56 | 9 (0–47) |
JSN summed score 0–56 | 7 (0–45) |
Erosive disease, n (%) of patients | 154 (29) |
Pain medication, yes, n (%) | 351 (67) |
Acetaminophen | 257 (49) |
NSAID | 168 (32) |
Nutraceuticals, yes, n (%) | 162 (31) |
HOSTAS: Hand OSTeoArthritis in Secondary care; BMI: body mass index; PCS: physical component score; MCS: mental component summary; ACR: American College of Rheumatology; ROM: range of motion; KL: Kellgren-Lawrence (osteo)arthritis grading scale; JSN: joint space narrowing; NSAID: nonsteroidal antiinflammatory drugs.