Table 3.
Distribution of the genotypic and allelic frequencies of the kdr loci of An.gambiae s.s. molecular form S in the studied areas of Libreville
| Genotypic frequencies | Allelic frequencies | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| N° of specimens | ReS | ReRe | ReRw | RwRw | RwS | SS | Re | Rw | S | p* | |
| Alibandeng | 240 | 1 (0.4) | 13 (5.4) | 80 (33.3) | 146 (60.9) | - | - | 22.3 | 77.5 | 0.2 | |
| Camp des boys | 310 | - | 18 (5.8) | 120 (38.7) | 168 (54.2) | 2 (0.6) | 2 (0.6) | 25.1 | 73.9 | 1 | |
| Beauéjour | 138 | - | 7 (5.1) | 48 (34.8) | 82 (54.4) | - | 1 (0.7) | 22.5 | 76.8 | 0.7 | NS |
| Sotega | 203 | - | 15 (7.4) | 63 (31.0) | 124 (61.1) | - | 1 (0.5) | 22.9 | 76.6 | 0.5 | |
| Akébé Poteau | 129 | - | 8 (6.2) | 44 (34.1) | 77 (59.7) | - | - | 23.3 | 76.7 | 0 | |
| Libreville-Total | 1020 | 1 (0.1) | 61 (6.0) | 355 (34.8) | 597 (58.5) | 2 (0.2) | 4 (0.4) | 23.5 | 76.0 | 0.5 | |
p* the allelic frequencies of the kdr loci are not different between the different districts of Libreville