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Table 2 Completion Rates of Annual Follow-Ups of Cases of the DZL All Age Asthma Cohort (ALLIANCE)

From: The all age asthma cohort (ALLIANCE) - from early beginnings to chronic disease: a longitudinal cohort study

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%
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