Table 3. Number of cohorts and estimated number of individual participant data by key age groups from 128 of the 129 studies on the efficacy of drugs for treating ascariasis, trichuriasis and hookworm.
Age groups are assigned according to reporting of the study, which does not always coincide with World Health Organization definitions.
| Age groups included in cohort | Number of cohorts | Estimated number of IPD1 |
|---|---|---|
| Pre-SAC2 | 6 | 351 |
| Pre-SAC and SAC3 | 8 | 2,976 |
| SAC | 92 | 20,772 |
| SAC and adults4 | 21 | 4,294 |
| Adults, including pregnancy-only cohorts | 23 | 1,680 |
| Pre-SAC, SAC, and adults | 16 | 4,545 |
1 individual participant data
2 pre-school age children, as defined or implied in each reference (usually aged ≥ 1 and < 5 years)
3 school age children, as defined or implied in each reference (usually aged ≥ 5 and < 18 years)
4 as defined or implied in each reference, usually aged > 18 years