| Baseline ultrasound | Radiographic progression, | Crude OR (95% CI) | Adjusted OR (95% CI) |
|---|
| n (%) | | |
|---|
|
|---|
| Osteophytes |
| Grade 0 (n=1804) | 154 (8.5) | 1.0 | 1.0 |
| Grade 1 (n=198) | 39 (19.7) | 2.5 (1.7–3.8) | 2.5 (1.6–3.9) |
| Grade 2 (n=121) | 44 (36.4) | 5.9 (3.8–9.1) | 5.6 (3.4–9.2) |
| Grade 3 (n=25) | 14 (56.0) | 13.4 (7.1–25.1) | 11.0 (5.1–23.6) |
| Joint space narrowing |
| Grade 0 (n=1732) | 155 (8.9) | 1.0 | 1.0 |
| Grade 1 (n=186) | 51 (27.4) | 3.7 (2.3–5.9) | 3.5 (2.1–5.8) |
| Grade 2 (n=114) | 31 (27.2) | 3.7 (2.5–5.3) | 3.9 (2.6–5.7) |
| Grade 3 (n=22) | 12 (54.5) | 11.0 (4.6–26.4) | 17.0 (6.8–43.0) |
| Erosions |
| Grade 0 (n=1704) | 47 (2.8) | 1.0 | 1.0 |
| Grade 1 (n=180) | 18 (10.0) | 3.7 (1.9–6.9) | 3.9 (1.9–7.8) |
| Grade 2 (n=106) | 19 (17.9) | 6.8 (3.3–14.1) | 9.1 (4.2–19.4) |
| Grade 3 (n=17) | 6 (35.3) | 16.1 (6.4–40.9) | 15.7 (6.8–36.2) |