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Table 11 Distribution of parasite densities (asexual parasites/μl) per species for the 1066 Plasmodium positive samples submitted to ITM for the period January 2000 - June 2010. (Only the first sample per patient was included).

From: External quality assessment on the use of malaria rapid diagnostic tests in a non-endemic setting

Parasite density Single infection, species Mixed infection
Numbers P. falciparum P. vivax P. ovale P. malariae
0-100 81 3 12 3 0
101-500 93 14 22 3 2
501-5,000 221 52 38 20 4
5,001-250,000 360 59 14 6 5
>250,000 53 1    
Total. 808 129 86 32 11
Cumulative (%)      
≤100 10.0 2.3 14.0 9.4 0
>100 90.0 97.7 86.0 90.6 100
>500 78.5 86.8 60.5 81.3 81.8
>5.000 51.1 46.5 16.3 18.8 45.5
>250.000 6.6 0.01 0 0 0
  1. Mixed infections included P. falciparum infection with P. ovale (n = 4) or P. malariae (n = 5) and P. malariae infection with P. ovale (n = 1) or P. vivax (n = 1).