Table 2.
Demographics and disease variables for patients with and without new vertebral and non-vertebral fractures baseline or follow-up
| Vertebral fracture | Non-vertebral fracture | ||||||
|---|---|---|---|---|---|---|---|
| Yes (18) | No (79) | p | Yes (16) | No (86) | p | ||
| Age, years | Mean (SD) | 61 (6.5) | 60 (5.8) | 0.49 | 62 (5.0) | 60 (6.1) | 0.20 |
| Disease duration, years | Mean (SD) | 17 (8.7) | 17 (10.5) | 0.95 | 18 (8.7) | 17 (10.7) | 0.70 |
| IgM-RF positive | N (%) | 9 (50) | 24 (30) | 0.278 | 10 (62) | 57 (67) | 0.77 |
| BMI, kg/m2 | Mean (SD) | 25.1 (3.8) | 25.1 (4.0) | 0.96 | 24.7 (2.9) | 25.6 (5.1) | 0.27 |
| HAQ | Mean (SD) | 1.56 (0.35) | 1.4 (0.72) | 0.30 | 1.4 (0.75) | 1.5 (0.68) | 0.79 |
| Use of corticosteroids | N (%) | 14 (78) | 43 (54) | 0.04 | 11 (69) | 47 (54) | 0.30 |
| Use of ART during follow-up | N (%) | 7 (39) | 24 (30) | 0.49 | 10 (62) | 21 (24) | 0.002 |
| BMD spine, g/cm2 at baseline | Mean (SD) | 0.981 (0.193) | 1.159 (0.516) | 0.12 | 0.969 (0.132) | 1.151 (0.585) | 0.08 |
| BMD hip, g/cm2 at baseline | Mean (SD) | 0.843 (0.138) | 0.840 (0.165) | 0.96 | 0.751 (0.108) | 0.858 (0.159) | 0.003 |
| DAS-28 at baseline | Mean (SD) | 5.2 (0.7) | 4.7 (1.2) | 0.06 | 4.8 (1.2) | 4.8 (1.2) | 0.89 |
| Mean ESR, mm/h | Mean (SD) | 22.3 (13.3) | 20.1 (11.5) | 0.49 | 21.7 (13.6) | 20.8 (11.6) | 0.80 |
| Mean CRP, mg/L | Mean (SD) | 15.7 (8.0) | 11.3 (8.1) | 0.07 | 12.5 (6.4) | 12.7 (11.7) | 0.82 |
| Vertebral fracture at baseline | N (%) | 1 (5) | 11 (15) | 0.067 | 5 (31) | 19 (22) | 0.44 |
| Non-vertebral fracture at baseline | N (%) | 8 (44) | 15 (19) | 0.02 | 4 (25) | 10 (11) | 0.12 |