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Table 2 Positivity rate detected by the different diagnostics at the screening and during follow-up

From: Performance of ultra-sensitive malaria rapid diagnostic test to detect Plasmodium falciparum infection in pregnant women in Kinshasa, the Democratic Republic of the Congo

Test

All samples (N = 497)

Screening samples (N = 249)

Followup samples (N = 248)

Microscopy positive

93 (18.7%)

84 (33.7%)

9 (3.6%)

RDT positive

145 (29.2%)

112 (45.0%)

33 (13.3%)

uRDT positive

158 (31.8%)

123 (49.4%)

35 (14.1%)

qPCR positive

158 (31.8%)

130 (52.2%)

28 (11.3%)

  1. N (sample size); RDT (rapid diagnostic test), uRDT (ultrasensitive rapid diagnostic test); qPCR(quantitative polymerase chain reaction)