Skip to main content

Table 2 Molecular characterization of P. falciparum cases, stratified by RDT result

From: Surveillance of pfhrp2 and pfhrp3 gene deletions among symptomatic Plasmodium falciparum malaria patients in Central Vietnam

Ā 

Pf positive RDT result

False-negative RDT result

All

DBS processed

255

15

270

Species qPCR

Ā P. falciparum

245 (96.1%)

15 (100%)

260 (96.3%)

Ā Pfā€“Pv mixed infections

7 (2.7%)

0 (0)

7 (2.6%)

Ā Negative

3 (1.2%)

0 (0)

3 (1.1%)

Ā Ct (Pf), median [IQR]

28.1 [26.6ā€“29.9]

30.0 [I27.5ā€“31.4]

28.2 [26.7ā€“30.0]

hrp2/3 PCR positivity

Ā pfhrp2 exon2

252/252 (100%)

14/15 (93.3%)

266/267 (99.6%)

Ā pfhrp3 exon2

252/252 (100%)

14/15 (93.3%)

266/267 (99.6%)

HRP2 plasma ng/mL, median [IQR]

54.5 [15.2ā€“226.0]a

11.8 [2ā€“14.9]

26.0 [11.9ā€“209.7]

  1. anā€‰=ā€‰44