From: Historical trends and new surveillance of Plasmodium falciparum drug resistance markers in Angola
Year | dhfr | dhps | Province | Recruitment | Notes | Ref | |||||
---|---|---|---|---|---|---|---|---|---|---|---|
51I | 59R | 108N | 436A | 437G | 540E | 581G | |||||
2004 | – | – | – | 56.4 | 94.9 | 0 | - | Uíge | Children < 12 years at hospital with uncomplicated malaria | Mixed infections reported as mutant or excluded | [63] |
2004 | 95.5 | 36.4 | 97 | 51.5 | 92.4 | 0 | 0 | Uíge | Children 4–108 months in hospital emergency unit | Mixed infections reported as mutant | [36] |
2007 | – | 33.1 | – | – | – | 11.2 | – | Luanda | Children 1–16 years with uncomplicated malaria in hospital | Year approximate | [54] |
2007 | 90.9 | 38 | 99.1 | – | 84.8 | 12.2 | – | Huambo, Uíge, Kwanza Norte, Cabinda, Malanje | Baseline survey of children < 5 years | - | [50] |
2007 | 93.4 | 57.4 | 98.4 | 23.3 | 93.3 | 10 | 6.7 | Luanda | Adults with uncomplicated malaria at health facilities | dhfr/dhps reported separately | [32] |
2011 | 46.2 | 63.5 | 98.1 | 3.4 | 96.6 | 6.9 | 0 | Huíla | > 12 years old with uncomplicated malaria in hospital | Mixed infections reported as mutant; dhfr/dhps reported separately | [64] |
2010–2011 | 89.7 | 25.9 | 96.6 | 26.7 | 86.7 | 0 | 0 | Benguela | Random household survey of children < 15 years | Mixed infections not mentioned; dhfr/dhps reported separately | [56] |
2013–2016 | 94.2 | 73.9 | 98.6 | 4.3 | 91.3 | 17.4 | 0 | – | Migrant workers returning to China | Mixed infections reported as mutant | [37] |
2018 | 97.9 | 93.8 | 94 | 23.5 | 97.9 | 30.6 | 9.6 | Cabinda | Adults and children in hospital | - | This study |