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

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

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

ISSN: 1475-2875