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Table 3

Plasmodium falciparum sporozoite rates in a subset of Anopheles vectors according to taxonomic groups.

Survey Species, group or complex No. positive for Pf No. tested SR (%) [95% CI]
September–October 2016 Anopheles gambiae s.s. 29 408 7.14 [5.02–10.07]
Anopheles coluzzii 1 10 10.00 [0.51–40.42]
Funestus Group 8 47 17.02 [8.89–30.14]
Anopheles nili complex 1 63 1.59 [0.08–8.46]
Total 39 528 7.39 [5.45–9.94]
November–December 2016 Anopheles gambiae s.s. 14 160 8.75 [5.28–14.15]
Anopheles coluzzii 1 5 20.00 [1.03–62.45]
Funestus Group 0 1 0.00 [0.00–94.87]
Anopheles nili complex 0 1 0.00 [0.00–94.87]
Total 15 167 8.98 [5.52–14.29]
February–March 2017 Anopheles gambiae s.s. 3 43 6.98 [2.40–18.61]
Anopheles coluzzii 0 26 0.00 [0.00–12.87]
Funestus Group 0
Anopheles nili complex 0
Total 3 69 4.35 [1.49–12.02]
April–May 2017 Anopheles gambiae s.s. 0 55 0.00 [0.00–6.53]
Anopheles coluzzii 1 36 2.78 [0.14–14.17]
Funestus Group 0
Anopheles nili complex 0
Total 1 91 1.10 [0.06–5.96]

No.: number of mosquitoes; Pf: Plasmodium falciparum; SR: Sporozoite rate; [95% CI]: 95% Wilson’s confidence interval.

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