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Table 5 ELISA and IFAT results for malaria-risk blood donors

From: A new ELISA kit which uses a combination of Plasmodium falciparum extract and recombinant Plasmodium vivax antigens as an alternative to IFAT for detection of malaria antibodies

  

ELISA malaria antibody test

  

Positive

Equivocal

Negative

Total

IFAT

Positive

4

0

0

4

 

Equivocal

2

0

9

11

 

Negative

15

14

879

908

 

Total

21

14

888

923

  1. ELISA analytical specificity and sensitivity are respectively 96.8% (879/908) (CI: 95.6 – 98%) and 40% (6/15) (CI: 0.8 – 79.2%) in comparison to IFAT, equivocal results considered as positive for calculation.