Table 2 Completion Rates of Annual Follow-Ups of Cases of the DZL All Age Asthma Cohort (ALLIANCE)
Date: 31/12/2016 | Completed Study Visits | Documented Drop-Outs | Sum | Attrition |
|---|---|---|---|---|
Pediatric Arm | ||||
- Baseline | 415 | NA | NA | NA |
- 12 months | 272 | 52 | 324 | 16.1% |
- 24 months | 172 | 17 | 189 | 9.0% |
- 36 months | 16 | 4 | 20 | 20.0% |
Adult Arm | ||||
- Baseline | 208 | NA | NA | NA |
- 12 months | 153 | 16 | 169 | 9.5% |
- 24 months | 78 | 3 | 81 | 3.7% |