Characteristics of study group at baseline
| Study groups | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Variable | Overall (n = 914) | Knee OA: OS progressors (n = 89) | Knee OA: OS non-progressors (n = 44) | Knee OA: JSN progressors (n = 51) | Knee OA: JSN non- progressors (n = 97) | |||||
| Values are mean (SD). | ||||||||||
| BMI, body mass index; JSN, joint space narrowing; OA, osteoarthritis; OS, osteophytes. | ||||||||||
| Age (years) | 54.1 (6.0) | 57.6 (5.3) | 56.1 (6.2) | 55.2 (5.5) | 53.9 (6.5) | |||||
| BMI (kg/m2) | 25.6 (4.2) | 27.7 (4.2) | 27.8 (5.5) | 26.4 (4.6) | 26.0 (4.2) | |||||