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Years of community-directed treatment with ivermectin (CDTI) and timing of skin snip testing per study site.
| Characteristic | South Sudan | DRC | Tanzania | |
|---|---|---|---|---|
| Maridi | Logo | Aketi | Mahenge | |
| Years of CDTI | 1 | 0 | 14 | 21 |
| Number of months since last CDTI | 12 | NA | 12 | 5 |
| Number of months between pre-treatment skin snip (followed by ivermectin administration) and post-treatment skin snip | 5 | 4 | 3 | 3 |
NA = not applicable because of no previous CDTI round.
