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Table 5 A 2 × 2 table for performance of HIV-1 pol FP-DBS PCR assay on all FP-DBS

From: Evaluation of a single round polymerase chain reaction assay using dried blood spots for diagnosis of HIV-1 infection in infants in an African setting

  

KNOWN HIV-1 STATUS

 
  

Positive

Negative

TOTAL

pol PCR HIV-1 results

Positive

230

1

231

 

Negative

4

91

95

 

TOTAL

*234

$92

326

  1. A total of 115 archived and 211 current FP-DBS samples of known HIV-1 infection status were tested. Overall the sensitivity of HIV-1 pol PCR FP-DBS assay on all FP-DBS samples (archived and recent samples) was 98.3% and specificity of 98.9%.
  2. * a total of 56 archived FP-DBS samples and 178 recent FP-DBS samples obtained from infants.
  3. $ a total of 59 archived and 33 recent FP-DBS samples (8 obtained from infants and 25 from adults).