Spinal mobility assessments: data are mean scores (percentage change from baseline).
| Endpoint* | Baseline | Week 60 | Week 108 | |||
|---|---|---|---|---|---|---|
| PBO/ETN, n = 39 | ETN/ETN, n = 42 | PBO/ETN, n = 39 | ETN/ETN, n = 42 | PBO/ETN, n = 39 | ETN/ETN, n = 42 | |
| Modified Schober test, cm | 2.8 | 2.2 | 2.9 (5.1) | 2.7 (26.0) | 3.0 (6.9) | 2.6 (21.4) |
| Chest expansion, cm | 3.9 | 3.4 | 4.6 (16.3) | 4.4 (27.7) | 4.8 (21.8) | 4.6 (33.6) |
| Occiput-to-wall measurement, cm | 4.6 | 7.0 | 2.1 (53.4) | 6.0 (14.1) | 2.5 (44.7) | 6.8 (3.2) |
ETN: etanercept; PBO: placebo.