Table 1 Characteristics of persons contacted, excluded, lost, and enrolled
Characteristic | Contacted, no response | Refused participation | Enrolled, lost before baseline | Enrolled successfully |
|---|---|---|---|---|
(n = 6766) n% | (n = 3710) n% | (n = 185) n% | (n = 2966) n% | |
Age (Years) | ||||
≤ 30 | 536 ( 7.9) | 164 ( 4.4) | 7 ( 3.8) | 140 ( 4.7) |
31 – 40 | 1434 (21.2) | 517 (13.9) | 30 (16.3) | 455 (15.3) |
41 – 50 | 2207 (32.6) | 1000 (27.0) | 54 (29.2) | 885 (29.8) |
51 – 60 | 1873 (27.7) | 1291 (34.8) | 65 (34.9) | 1068 (36.0) |
≥ 61 | 716 (10.6) | 738 (19.9) | 29 (15.8) | 418 (14.1) |
Gender | ||||
Female | 5200 (76.9) | 2815 (75.9) | 153 (82.8) | 2385 (80.4) |
Male | 1566 (23.1) | 895 (24.1) | 32 (17.2) | 581 (19.6) |
Dispensed DMT: | ||||
GA | 3187 (47.1) | 1677 (45.2) | 99 (53.6) | 1475 (49.7) |
IFNβ-1a IM | 1504 (22.2) | 857 (23.1) | 30 (16.3) | 604 (20.4) |
IFNβ-1a SC | 1172 (17.3) | 678 (18.3) | 29 (15.8) | 470 (15.8) |
IFNβ-1b | 903 (13.3) | 498 (13.4) | 27 (14.4) | 417 (14.1) |