Table 2 Distribution of msp-1 and msp-2 allelic families by study site
Gene | Allelic family | Study site | P-value | |||
|---|---|---|---|---|---|---|
Overall | Anjoma Ramartina (Fringes) | Antanimbary (Tropical) | Tsaratanana (Equatorial) | |||
msp-1 | N | 221 | 67 | 80 | 74 | – |
K1 | 29.4% | 34.3% | 32.5% | 21.6% |  < 0.0001* | |
MAD20 | 17.2% | 7.5% | 26.3% | 17.6% | ||
RO33 | 9.0% | 17.9% | 3.8% | 6.8% | ||
K1 + MAD20 | 16.7% | 1.5% | 8.8% | 20.3% | ||
K1 + RO33 | 8.1% | 7.5% | 25.0% | 8.1% | ||
MAD20 + RO33 | 10.9% | 22.4% | 0.0% | 12.2% | ||
K1 + MAD20 + RO33 | 8.6% | 9.0% | 3.8% | 13.5% | ||
msp-2 | N | 164 | 50 | 31 | 83 | – |
3D7 | 30.5% | 20.0% | 40.7% | 30.9% | 0.0006* | |
FC27 | 50.6% | 67.3% | 27.8% | 56.4% | ||
3D7 + FC27 | 18.9% | 12.7% | 31.5% | 12.7% | ||