Table 3. Drug coverage from the May, 2008 mass drug administration (MDA) according to survey responses and the MDA register.
| Percent coverage estimate (95% confidence interval)* | |||
|---|---|---|---|
| Coverage Indicator | 1 Month (N = 506) | 6 Months (N = 1131) | 12 Months (N = 947) |
| Overall coverage | |||
| "Did a community health worker carrying a stick to measure height offer you white pills in May, 2008?" | 88.5 (85.6–91.5) | 91.8 (90.2–93.3) | 90.0 (88.3–91.7) |
| "Did you swallow at least one of the pills the community health worker offered you?" | 87.9 (84.8–91.1) | 91.4 (89.8–93.0) | 89.4 (87.6–91.2) |
| Did you swallow all the pills the community health worker offered you?" | 87.5 (84.3–90.7) | 91.1 (89.5–92.6) | 89.3 (87.5–91.1) |
| Medication-specific coverage | |||
| "Did you take this oval pill with one line?" (albendazole) | 73.7 (64.6–82.9) | 89.4 (87.7–91.0) | 84.8 (82.7–86.9) |
| "Did you take this small round pill?" (ivermectin) | 76.1 (67.7–84.5) | 86.4 (84.6–88.2) | 85.9 (83.8–87.9) |
| "Did you take this long rectangular pill with 3 lines?" (praziquantel) | 71.7 (62.7–80.8) | 85.6 (83.8–87.4) | 82.3 (79.7–84.8) |
| Treatment documented in MDA register | |||
| Received at least one medication | 88.3 (85.8–90.8) | 87.4 (84.7–90.0) | 80.0 (76.3–83.7) |
| Received albendazole | 88.3 (85.8–90.8) | 87.3 (84.6–89.9) | 78.4 (74.5–82.2) |
| Received ivermectin | 85.8 (83.1–88.5) | 83.5 (81.3–85.8) | 76.6 (73.1–80.0) |
| Received praziquantel | 85.4 (82.4–88.4) | 82.2 (80.1–84.4) | 74.3 (70.8–77.8) |
* Coverage was defined as the number of persons in the population who took the medication, therefore all results represent the number who took or reported taking each medication, divided by the total population. Those who responded "don't know" or who refused to answer a particular question are included in the denominator.