TABLE 2.

PPV of COBAS AMPLICOR NG test compared to that of 16S rRNA PCR

Specimen	na	PPV (%)	95% Cl
Male	72	70.8	58.9-81.0
Urethral	37	59.5	42.1-75.2
Urine	35	82.9	66.4-93.4
Female	158	13.3	8.4-19.6
Endocervical	112	7.1	3.1-13.6
Urine	46	28.3	16.0-43.5
Urine	81	51.9	40.5-63.1
Cervix or urethra	149	20.1	14.0-27.5
Total	230	31.3	25.4-37.7

^aThe number of specimens positive by COBAS AMPLICOR NG PCR that underwent confirmatory testing by 16S rRNA PCR.