Table 3.
Reported and observed coverage of school-based and community-wide treatment in Zanzibar in 2013. Treatment coverage according to community drug distributor reports to the Ministry of Health (MoH) and coverage and compliance according to the Schistosomiasis Consortium for Operational Research and Evaluation (SCORE) post-mass drug administration (MDA) survey carried out as part of a parasitological survey from March to May 2014, 3–5 months after the school-based and community-wide treatment with praziquantel in November 2013 on Unguja and Pemba islands, United Republic of Tanzania
| MoH data | SCORE post-MDA survey | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Number treated/number surveyed | Population | Treated population | % Treated | Surveyed population | Received treatment | Received and swallowed tablets | % Received treatment | 95 % CI | Design effect | % Received and swallowed tablets | 95 % CI | Design effect | |
| Unguja | |||||||||||||
| Schools: registered population | 27c/48 | 26,612 | 17,005 | 63.9 | 2754 | 2394 | 86.9 | 81.0–92.9 | 20.10 | ||||
| Shehias: total population | 43b/47 | 181,434 | 122,860 | 67.7 | 2123 | 1378 | 1147 | 64.9 | 60.7–69.1 | 4.0 | 54.0 | 50.3–57.7 | 2.9 |
| Shehias: eligible populationa | 43b/47 | 152,362 | 122,860 | 80.6 | 1907 | 1358 | 1147 | 71.2 | 66.6–75.8 | 4.9 | 60.1 | 55.9–64.4 | 3.5 |
| Pemba | |||||||||||||
| Schools: registered population | 43d/45 | 28,235 | 23,807 | 84.3 | 4803 | 4092 | 85.2 | 81.8–88.6 | 10.7 | ||||
| Shehias: total population | 45/45 | 224,518 | 132,475 | 59.0 | 2231 | 1196 | 977 | 53.6 | 50.4–56.8 | 2.2 | 43.8 | 40.5–47.1 | 2.4 |
| Shehias: eligible populationa | 45/45 | 161,597 | 132,475 | 82.0 | 1940 | 1166 | 976 | 60.1 | 56.5–63.7 | 2.6 | 50.3 | 46.6–54.0 | 2.7 |
95 % CI: 95 % confidence intervals
aPeople who were sick, pregnant or breastfeeding were excluded from analysis
bFour shehias were excluded from analysis due to problems with data obtained from the MoH (Upenja had duplicate, Miwani had invalid, and Gamba and Makoba had no MoH data)
c21 schools were excluded from analysis. Reason: no MoH data were available for 19 schools in Unguja (among them, 13 schools also did not report any treatment in the post-MDA survey) and 2 additional schools, which reported no treatment in the post-MDA survey
dTwo schools were excluded from analysis. Reason: no MoH data were available for the schools of two shehias in Pemba (Shungi and Mchanga Mdogo)