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Table 4 Comparison of effectiveness of the two diagnostic strategies (N = 166)

From: Asymptomatic Plasmodium falciparum infection is associated with anaemia in pregnancy and can be more cost-effectively detected by rapid diagnostic test than by microscopy in Kinshasa, Democratic Republic of the Congo

Tests results Diagnostic strategy
  RDT Microscopy
True positive 40 33
False positive 6 3
True negative 111 114
False negative 9 16
Total sample analysed 166 166
Number correctly diagnosed 151 147
Proportion correctly diagnosed 90.9 88.6