Skip to main content

Advertisement

Table 3 Trypanosome infections according to villages and different HAT foci

From: Detection of Wolbachia and different trypanosome species in Glossina palpalis palpalis populations from three sleeping sickness foci of southern Cameroon

Focus Village No. of flies captured No. of flies analyzed Trypanosome infections [95% CI]
T+ (%) Tb (s.l.) (%) Tcf (%) Tcn (%) Tv (%)
Bipindi Bidjouka 600 77 17 (22.1) 0 (0) 0 (0) 0 (0) 17 (22.1)
Ebimimbang 122 46 9 (19.6) 0 (0) 0 (0) 0 (0) 9 (19.6)
Lambi 486 86 16 (18.6) 0 (0) 0 (0) 0 (0) 16 (18.6)
Total (1) 1208 209 42 (20.1) [15.2–26.1] 0 (0) 0 (0) 0 (0) 42 (20.1) [15.2–26.1]
P-value    0.854     0.854
Campo Akak 212 141 42 (29.8)a 14 (9.9) 11 (7.8) 2 (1.4) 28 (19.9)
Campo beach/center 157 27 9 (33.3)a 2 (7.4) 1 (3.7) 0 (0) 7 (25.9)
Ipono 72 71 18 (25.4)a 0 (0) 4 (5.6) 4 (5.6) 13 (18.3)
Mabiogo 178 66 37 (56.1)a 24 (36.4) 1 (1.5) 0 (0) 18 (27.3)
Total (2) 619 305 106 (34.8) [29.6–40.3]a 40 (13.1) [9.8–17.4] 17 (5.6) [3.51–8.74] 6 (2.0) [0.9–4.2] 66 (21.6) [17.4–26.6]
P-value    0.0005     0.521
Fontem Bechati 54 53 18 (34.0)a 0 (0) 9 (16.98) 0 (0) 11 (20.8)
Besali 4 4 1 (25)a 0 (0) 1 (25) 0 (0) 1 (25)
Folepi 145 138 48 (34.9)a 0 (0) 31 (22.46) 0 (0) 22 (15.9)
Menji 71 70 33 (47.1)a 0 (0) 28 (40) 0 (0) 14 (20)
Total (3) 274 265 100 (37.7) [32.1–43.7]a 0 (0) 69 (26.04) [21.1–31.6] 0 (0) 48 (18.1) [13.9–23.2]
P-value    0.1774   0.0059   0.6512
Total (1) + (2) + (3) 2101 779 248 (31.8) [28.7–35.2]a 40 (5.1) [3.8–6.9] 86 (11.0) [9.0–13.4] 6 (0.8) [0.35–1.7] 156 (20.1) [17.4–23.0]
P-value    7.76e-05     0.5596
  1. aParts of tsetse flies with co-infections of different trypanosome species
  2. Abbreviations: % trypanosome infection rate, T+ tsetse flies with at least one trypanosome infection, Tb (s.l.) Trypanosoma brucei sensu lato, Tcf Trypanosoma congolense forest type, Tcn Trypanosoma congolense savannah type, Tv Trypanosoma vivax, CI confidence interval