Skip to main content

Table 2 The results of RDT, light microscopy, and HVUSqPCR in Cambodia, Thailand–Myanmar border areas, and Vietnam

From: The epidemiology of subclinical malaria infections in South-East Asia: findings from cross-sectional surveys in Thailand–Myanmar border areas, Cambodia, and Vietnam

  Cambodia Thailand–Myanmar border areas Vietnam Overall
RDT
 n 1447 1384 2177 5008
 No. pos 1 (0.1 %) 158 (11 %) 65 (3 %) 224 (5 %)
 Pf 1 (0.1 %) 108 (8 %) 39 (2 %) 148 (3 %)
 Non-PF 0 50 (4 %) 18 (1 %) 68 (1 %)
 Mixed 0 0 8 (0.4 %) 8 (0.2 %)
Microscopya
 n 1447 1532 2132 5111
 No. pos 8 (1 %) 144 (9 %) 77 (4 %) 229 (5 %)
 Pf 1 (0.1 %) 39 (3 %) 27 (1 %) 67 (1 %)
 Pv 7 (0.5 %) 105 (7 %) 46 (2 %) 158 (3 %)
HVUSqPCR
 n 1447 1536 1992 4975
 No. pos 229 (16 %) 520 (34 %) 239 (12 %) 988 (20 %)
 Pf 32 (2 %) 87 (6 %) 45 (2 %) 164 (3 %)
 Pv 48 (3 %) 230 (15 %) 79 (4 %) 357 (7 %)
 Mixed 4 (0.3 %) 21 (1 %) 31 (2 %) 56 (1 %)
 P. spp. 145 (10 %) 182 (12 %) 84 (4 %) 411 (8 %)
  1. N, number; No. pos, number positive; mixed, mixed infections P. falciparum and P. vivax; Pf, P. falciparum; non-PF, Plasmodium species other than P. falciparum; Pv P. vivax
  2. aLight microscopy did not detect mixed infections