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. Author manuscript; available in PMC: 2015 Apr 3.
Published in final edited form as: Diagn Microbiol Infect Dis. 2014 Nov 27;81(2):102–104. doi: 10.1016/j.diagmicrobio.2014.11.010

Table 2.

Vaginal swab pooling results on the Cepheid GeneXpert CT/NG Assay as compared to GenProbe AC2 for the detection of CT and NG.

No. of pools with indicated result
Test No. of pools tested R+/C+ R−/C− R+/C− R−/C+ % Sensitivity (95% CI) % Specificity (95% CI) NPV (%) PPV (%)
Gene Xpert 25 13 11 0 1 100 (71.6–100) 91.6 (59.7–99.5) 100 92.8

R = reference method result (AC2); C = comparative method result (GeneXpert); 95% CI = 95% confidence intervals.