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Table 1 Details of eligible active screening sessions and best estimates of stage 1 and 2 prevalence in the three areas investigated, as well as in all three areas combined (equivalent to treating the three screened populations as one large population)

From: Updated estimate of the duration of the meningo-encephalitic stage in gambiense human African trypanosomiasis

 

Adjumani, Uganda

Arua-Yumbe Uganda

Kiri, South Sudan

Combined

Number of eligible screening sessions

78

64

32

174

Total population targeted for screening

76,864

163,523

11,231

251,618

Village population: median (IQR)

831 (630–1,074)

2,274 (1,824–2,844)

217 (103–297)

1,041 (571–2035)

Estimated prevalent cases in stage 1 (S1)

731

298

101

1130

Estimated prevalent cases in stage 2 (S2)

363

117

61

541

S 1S 2 ratio

2.01

2.55

1.66

2.09

  1. IQR inter-quartile range.