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Table 2 Main findings of studies that assessed the prevalence of malaria parasite infection

From: Malaria epidemiological research in the Republic of Congo

References Period of sample collection Year of publication Asymptomatic infection Infection in febrile patients Severe malaria
Microscopy (%) PCR (%) Microscopy (%) PCR (%) Microscopy (%)
Ndounga et al. [13] 2003–2006 2008 23.8b,e versus 44.7a,e
Tsumori et al. [11] 2005–2006 2011 37b,e versus 59a,e 42b,e versus 75a,e
Moyen et al. [14] 2006 2010 14.7b
Koukouikila-Koussounda et al. [15] 2010 2012 8.6a,c 16a,c
Ossou-Nguiet et al. [18] 2011 2013   34.9b
Mbongo et al. [17] 2011–2013 2015 4.4b,d
Ntoumi et al. [9] 2011–2012 2013 12b,c versus 17b,d
Ntoumi et al. [16] 2012–2013 2016 7a,d 19a,d
  1. aPrevalence in sub-urban area
  2. bPrevalence in urban areas
  3. cChildren
  4. dPregnant women
  5. eNo age limit