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Table 1 Result interpretation by the Binax Now® RDT

From: Comparative evaluation of two rapid field tests for malaria diagnosis: Partec Rapid Malaria Test® and Binax Now® Malaria Rapid Diagnostic Test

Positive Test Negative Test Invalid Test
Line Interpretation Line Interpretation Line Interpretation
C plus T1 Positive for C only Negative No Line Invalid test.
  P. falciparum only     Repeat test with a new kit.
C plus T2 Positive for    T1 or T2 only Invalid test. Repeat
  P. vivax or     test with a new kit.
  P. malariae or     
  P. ovale or a mix of these. Differentiation of the species is not possible.     
C plus T1 Positive for    T1 and T2 only Invalid test. Repeat
and T2 P. falciparum. It may also represent a mixed infection of     test with a new kit.
  P. falciparum with     
  P. vivax,     
  P. malariae, or     
  P. ovale. Differentiation between a Pf only infection and a mixed infection containing Pf and     
  another malaria species is not possible with this test.     
  1. Source: Binax NOW® reagent package insert, 2007 page 6.