Table 2 Baseline demographic data and clinical characteristics*
Characteristics | Placebo (n = 16) | IFN beta-1a 44 mcg biw (n = 17) | IFN beta-1a 44 mcg tiw (n = 16) | IFN beta-1a 66 mcg tiw (n = 18) | Total (n = 67) |
|---|---|---|---|---|---|
Mean (SD) age (years) | 37.6 (13.6) | 42.1 (14.8) | 39.4 (12.9) | 35.1 (11.9) | 38.5 (13.3) |
Mean (SD) BMI (kg/m2) | 23.5 (7.8) | 24.2 (6.4) | 24.4 (4.7) | 24.3 (5.8) | 24.1 (6.1) |
Sex | Â | Â | Â | Â | Â |
   Male | 8 (50) | 6 (35.3) | 7 (43.8) | 7 (38.9) | 28 (41.8) |
   Female | 8 (50) | 11 (64.7) | 9 (56.3) | 11 (61.1) | 39 (58.2) |
Race | Â | Â | Â | Â | Â |
   White | 15 (93.8) | 17 (100) | 16 (100) | 17 (94.4) | 65 (97) |
   Hispanic | 1 (6.3) |  |  | 1 (5.6) | 2 (3) |
Diagnosis confirmed by: | 14 (87.5) | 15 (88.2) | 12 (75) | 15 (83.3) | 56 (83.6) |
   Endoscopy | 11 (68.8) | 11 (64.7) | 12 (75) | 10 (55.6) | 44 (65.7) |
   Histology | 6 (37.5) | 8 (47.1) | 9 (56.3) | 10 (55.6) | 33 (49.3) |
   Barium contrast radiography | 4 (25) | 4 (23.5) | 6 (37.5) | 4 (22.2) | 18 (26.9) |
   Other |  |  |  |  |  |
Surgery | Â | Â | Â | Â | Â |
   Yes | 5 (31.3) | 3 (17.6) | 2 (12.5) | 4 (22.2) | 14 (20.9) |
   No | 11 (68.8) | 14 (82.4) | 14 (87.5) | 14 (77.8) | 53 (79.1) |
   Mean CDAI total score | 100.8 | 92.1 | 80.4 | 79.2 | 87.9 |