Table 3.
Chromosomal inversions inAnopheles gambiae s.s.were not significantly associated withP. falciparumCSP positivity in October 2009 after the Bonferroni correction (P < 0.003)
| Inversion |
No. Positive / No. Screened (% Positive) |
||
|---|---|---|---|
|
Kela |
Sidarebougou |
Total |
|
| 32 / 215 (14.9%) | 27 / 179 (15.1%) | 59 / 335 (15.0%) | |
|
2La Inversion | |||
| Standard |
0 / 0 (0%) |
0 / 0 (0%) |
0 / 0 (0%) |
| Heterozygous |
1 / 2 (50%) |
1 / 14 (7.1%) |
2/ 16 (12.5%) |
| Inversion |
31 / 213 (14.6% |
26 / 165 (15.8%) |
57 / 378 (15.1%) |
| Statistic |
NAa |
NA |
X2 = 0.080; df = 1; P = 0.777 |
|
2Rb Inversion | |||
| Standard |
8 / 83 (9.6%) |
1 / 9 (11.1%) |
9 / 92 (9.8%) |
| Heterozygous |
14 / 90 (15.6%) |
7 / 47 (14.9%) |
21 / 137 (15.3%) |
| Inversion |
10 / 42 (23.8%) |
19 / 123 (15.4%) |
29 / 165 (17.6%) |
| Statistic |
X2 = 4.48; df = 2; P = 0.107 |
X2 = 0.125; df = 2; P = 0.939 |
X2 = 2.84; df = 2; P = 0.242 |
|
2Rc Inversion | |||
| Standard |
11 / 46 (23.9%) |
19 / 139 (13.7%) |
30 / 185 (16.2%) |
| Heterozygous |
9 / 46 (19.6%) |
5 / 30 (16.7%) |
14 / 76 (18.4%) |
| Inversion |
12 / 123 (9.8%) |
3 / 10 (30.0%) |
15 / 133 (11.3%) |
| Statistic |
X2 = 6.31; df = 2; P = 0.043 |
X2 = 2.01; df = 2; P = 0.366 |
X2 = 2.36; df = 2; P = 0.307 |
|
2Rd Inversion | |||
| Standard |
31 / 210 (14.8%) |
24 / 166 (14.5%) |
55 / 376 (14.6%) |
| Heterozygous |
1 / 5 (20.0%) |
3 / 12 (25.0%) |
4 / 17 (23.5%) |
| Inversion |
0 / 0 (0%) |
0 / 1 (0.0%) |
0 / 1 (0.0%) |
| Statistic |
NA |
X2 = 0.967; df = 1; P = 0.326 |
X2 = 1.01; df = 1; P = 0.315 |
|
2Rj Inversion | |||
| Standard |
20 / 93(21.5%) |
27 / 176 (15.3%) |
47 / 269 (17.5%) |
| Heterozygous |
0 / 0 (0.0%) |
0 / 1 (0%) |
0 / 1 (0.0%) |
| Inversion |
12 / 122 (9.8%) |
0 / 2 (0%) |
12 / 124 (9.7%) |
| Statistic |
X2 = 5.67; df = 1; P = 0.017 |
NA |
X2 = 4.04; df = 1; P = 0.044 |
|
2Ru Inversion | |||
| Standard |
9 / 40 (22.5%) |
24 / 153 (15.7%) |
33 / 193 (17.1%) |
| Heterozygous |
12 / 52 (23.1%) |
3 / 24 (12.5%) |
15 / 76 (19.7%) |
| Inversion |
11 / 123 (8.9%) |
0 / 2 (0%) |
11 / 125 (8.8%) |
| Statistic |
X2 = 8.01; df = 2; P = 0.018 |
X2 = 0.163; df = 1; P = 0.686 |
X2 = 5.78; df = 2; P = 0.056 |
a No calculations were conducted because sample size was too small (n < 5).