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Table 1 Characteristics of the studied population in the dry season, parasitological and immunological data

From: Plasmodium falciparum infection during dry season: IgG responses to Anopheles gambiae salivary gSG6-P1 peptide as sensitive biomarker for malaria risk in Northern Senegal

  Dry seasona January 2009 June 2009
Nb of children 681 371 310
Age, mean ± SD (years) 5.52 ± 2.5 5.27 ± 2.6 5.77 ± 2.4
Sex ratio (male/female)(%) 341/681 (50%) 188/183 (50.6%) 153/157 (49.4%)
Prevalence of P. falciparum infection (%)b 98/681 (14.4%) 87/371 (23.5%) 11/310 (3.5%)
Gametocyte carriage (%) 7/681 (1.0%) 3/371 (1.0%) 3/310 (1.0%)
% responders IgG anti-gSG6-P1c 102/681 (14.9%) 59/371 (15.9%) 43/310 (13.9%)
  1. aCumulative data for January and June 2009.
  2. bAll P. falciparum infection (malaria positive blood smear) with and without symptoms.
  3. cNumber and percentage (%) of immune responders of IgG Ab to An. gambiae gSG6-P1 peptide.