Assessing the asymptomatic reservoir and dihydroartemisinin–piperaquine effectiveness in a low transmission setting threatened by artemisinin resistant Plasmodium falciparum

Falq, Grégoire; Van Den Bergh, Rafael; De Smet, Martin; Etienne, William; Nguon, Chea; Rekol, Huy; Imwong, Mallika; Dondorp, Arjen; Kindermans, Jean-Marie

doi:10.1186/s12936-016-1487-z

Table 2 Prevalence, 95 % confidence interval by malaria species and by village in the prevalence survey

From: Assessing the asymptomatic reservoir and dihydroartemisinin–piperaquine effectiveness in a low transmission setting threatened by artemisinin resistant Plasmodium falciparum

Village	P. falciparum ^a		P. vivax ^a		Unspecified		Total
Village	Cases	Prevalence [CI 95]	Cases	Prevalence [CI 95]	Cases	Prevalence [CI 95]	Cases	Prevalence [CI 95]
Bor	0	0.0 [0.0; 0.0]	3	3.4 [0.8; 8.7]	0	0.0 [0.0; 0.0]	3	3.4 [0.8; 8.7]
Chamreun	2	2.4 [0.4; 7.4]	3	3.6 [0.9; 9.3]	2	2.4 [0.4; 7.4]	7	8.4 [3.6;15.9]
Chrach	4	4.4 [1.3;10.1]	3	3.3 [0.8; 8.5]	5	5.5 [1.9;11.6]	11	12.1 [6.4;20.0]
Damnak Trach	0	0.0 [0.0; 0.0]	1	1.2 [0.1; 5.4]	0	0.0 [0.0; 0.0]	1	1.2 [0.1; 5.4]
Khyang	0	0.0 [0.0; 0.0]	1	1.1 [0.1; 4.8]	4	4.3 [1.3;10.0]	5	5.4 [1.9;11.5]
Kouk	1	1.1 [0.1; 4.8]	0	0.0 [0.0; 0.0]	2	2.2 [0.3; 6.7]	3	3.3 [0.8; 8.4]
Kravan	0	0.0 [0.0; 0.0]	0	0.0 [0.0; 0.0]	2	2.3 [0.4; 7.0]	2	2.3 [0.4; 7.0]
Meun reach	0	0.0 [0.0; 0.0]	0	0.0 [0.0; 0.0]	1	1.0 [0.1; 4.6]	1	1.0 [0.1; 4.6]
Pakdevoat	1	1.1 [0.1; 5.1]	0	0.0 [0.0; 0.0]	2	2.3 [0.4; 7.1]	3	3.4 [0.8; 8.9]
Peuk	0	0.0 [0.0; 0.0]	3	3.1 [0.8; 8.0]	3	3.1 [0.8; 8.0]	6	6.3 [2.5;12.4]
Phneak Roleuk	4	4.6 [1.4;10.5]	1	1.1 [0.1; 5.1]	3	3.4 [0.8; 8.9]	7	8.0 [3.5;15.2]
Ploach	1	1.1 [0.1; 4.9]	0	0.0 [0.0; 0.0]	1	1.1 [0.1; 4.9]	2	2.2 [0.4; 6.9]
Pramoul Phdom	0	0.0 [0.0; 0.0]	1	1.2 [0.1; 5.2]	0	0.0 [0.0; 0.0]	1	1.2 [0.1; 5.2]
Putrea	0	0.0 [0.0; 0.0]	1	1.1 [0.1; 4.7]	0	0.0 [0.0; 0.0]	1	1.1 [0.1; 4.7]
S’aang	0	0.0 [0.0; 0.0]	1	1.0 [0.1; 4.5]	4	4.1 [1.2; 9.4]	5	5.1 [1.8;10.8]
Samroang	1	1.1 [0.1; 4.9]	1	1.1 [0.1; 4.9]	1	1.1 [0.1; 4.9]	3	3.3 [0.8; 8.6]
Slaeng	0	0.0 [0.0; 0.0]	2	2.0 [0.3; 6.2]	0	0.0 [0.0; 0.0]	2	2.0 [0.3; 6.2]
Srae veal	0	0.0 [0.0; 0.0]	2	2.3 [0.4; 7.0]	3	3.4 [0.8; 8.8]	5	5.7 [2.0;12.0]
Tasu	0	0.0 [0.0; 0.0]	0	0.0 [0.0; 0.0]	0	0.0 [0.0; 0.0]	0	0.0 [0.0; 0.0]
Teuk Lich	0	0.0 [0.0; 0.0]	0	0.0 [0.0; 0.0]	1	1.2 [0.1; 5.4]	1	1.2 [0.1; 5.4]
Thmea	2	2.1 [0.3; 6.5]	2	2.1 [0.3; 6.5]	1	1.1 [0.1; 4.7]	4	4.2 [1.3; 9.7]
Thmei	0	0.0 [0.0; 0.0]	1	1.3 [0.1; 5.6]	0	0.0 [0.0; 0.0]	1	1.3 [0.1; 5.6]
Tuol Peuk	0	0.0 [0.0; 0.0]	0	0.0 [0.0; 0.0]	2	2.1 [0.3; 6.5]	2	2.1 [0.3; 6.5]
District	16	0.74 [0.41; 1.21]	26	1.33 [0.85; 1.97]	37	1.84 [1.28; 2.54]	76	3.73 [2.91; 4.68]

^aIncluding mixed infections of P. falciparum and P. vivax

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