Skip to main content

Table 3 Number of P. falciparum samples with parasite density ≥ 4% generating prozone for HRP-2 (n = 6) and Pf- pLDH (n = 2) RDT brands.

From: Prozone in malaria rapid diagnostics tests: how many cases are missed?

Brands/manufacturers P. falciparum antigen targeted Number of samples tested Total number of samples with prozone (%) HRP-2 or Pf-pLDH line intensity for undiluted prozone positive samples
     Negative Faint Weak
Paracheck-Pf HRP-2 76 29 (38.2) 3 5 21
ICT Malaria HRP-2 76 27 (35.5) 1 10 16
SD Malaria Antigen Pf FK50 HRP-2 76 25 (32.9) - - 25
Hexagon Malaria Combi HRP-2 72 12 (16.7) - - 12
SD Malaria Ag Pf/Pan FK60 HRP-2 76 6 (7.9) - - 6
Malaria Pan/Pv/Pf Rapid Device HRP-2 75 5 (6.7) -   5
SD Malaria pLDH FK40 Pf-pLDH 76 - - - -
CareStart Malaria pLDH Pf-pLDH 76 - - - -