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Table 4 Malaria prevalence (by LM and PCR) by study site

From: Micro-heterogeneity of malaria transmission in the Peruvian Amazon: a baseline assessment underlying a population-based cohort study

  Lupuna (LUP) Cahuide (CAH) Total
n % % [95% CI] n % % [95% CI] n % % [95% CI]
Microscopy
 Total analysed samples (N) 829     1112     1941    
 P. vivax* 8 1.0 0.4 2.0 30 2.7 1.9 3.9 38 2.0 1.4 2.7
 P. falciparum 2 0.2 0.0 1.0 0 0.0    2 0.1 0.0 0.4
 Overall* 10 1.2 0.6 2.3 30 2.7 1.9 3.9 40 2.1 1.5 2.8
 Asymptomatic P. vivax 3 0.4 0.1 1.1 24 2.2 1.4 3.2 27 1.4 0.9 2.0
 Symptomatic P. vivax 5 0.6 0.2 1.5 6 0.5 0.2 1.2 11 0.6 0.3 1.0
 Asymptomatic P. falciparum 1 0.1 0.0 0.8 0 0.0    1 0.1 0.0 0.3
 Symptomatic P. falciparum 1 0.1 0.0 0.8 0 0.0    1 0.1 0.0 0.3
PCR
 Total analysed samples (N) 777     1013     1790    
 P. vivax* 30 3.9 2.7 5.5 63 6.2 4.8 7.9 93 5.2 4.2 6.4
 P. falciparum* 9 1.2 0.6 2.3 26 2.6 1.7 3.8 35 2.0 1.4 2.7
 Overall* 39 5.0 3.6 6.9 89 8.8 7.2 10.7 128 7.2 6.0 8.5
 Asymptomatic P. vivax 20 2.6 1.6 4.0 53 5.2 4.0 6.8 73 4.1 3.2 5.1
 Symptomatic P. vivax 10 1.3 0.7 2.4 10 1.0 0.5 1.9 20 1.1 0.7 1.8
 Asymptomatic P. falciparum 5 0.6 0.2 1.6 23 2.3 1.5 3.4 28 1.6 1.1 2.3
 Symptomatic P. falciparum 4 0.5 0.2 1.4 3 0.3 0.1 0.9 7 0.4 0.2 0.8
 Sub-patent P. vivax 22 2.8 1.8 4.3 41 4.0 3.0 5.5 63 3.5 2.7 4.5
 Patent P. vivax 8 1.0 0.5 2.1 22 2.2 1.4 3.3 30 1.7 1.2 2.4
 Sub-patent P. falciparum 8 1.0 0.5 2.1 26 2.6 1.7 3.8 34 1.9 1.3 2.7
 Patent P. falciparum 1 0.1 0.0 0.8 0 0.0    1 0.1 0.0 0.4
  1. * Significant difference between sites (p < 0.05)