Table 3 Details of eligible active screening sessions and stage 1 and 2 prevalences
From: Estimates of the duration of the early and late stage of gambiense sleeping sickness
Adjumani | Arua | Kiri | Total | |
|---|---|---|---|---|
Eligible screening sessions (n) | 28 | 35 | 25 | 88 |
Years of intervention | 1992–1994 | 1997–2000 | 2000–2004 | - |
Total population screened | 17 550 | 78 268 | 16 231 | 112 049 |
Village population: median (IQR) | 700 (417–1418) | 2209 (1777–2558) | 199 (115–260) | 861 (287–2148) |
Pre-screening passive detection rate: cases per 1000 person-months, weighted median (range) | 0.32 (0.00–6.33) | 0.07 (0.00–2.24) | 0.78 (0.00–30.46) | 0.12 (0.00–30.46) |
Stage 1 prevalence (S1): weighted mean % (range, median) | 0.68 (0.00–5.67, 0.28) | 0.14 (0.00–0.84, 0.07) | 0.54 (0.00–2.31, 0.19) | 0.24 (0.00–5.67, 0.10) |
Stage 2 prevalence (S2): weighted mean % (range, median) | 0.66 (0.00–6.67, 0.20) | 0.12 (0.00–1.02, 0.07) | 0.62 (0.00–6.48, 0.25) | 0.23 (0.00–6.67, 0.08) |
S1 to S2 ratio | 1.03 | 1.17 | 0.87 | 1.04 |