Table 3.

Results of C. trachomatis testing

CategoryCOBAS resultNo. of specimensb
SwabUrineAsym FSym FAsym MSym MAll
Culture positive++627766150355
+5561329
+12003
121610
DFA or MOMP positive, culture negative++1114105994
+530614
+9562545
aa10023
Culture negative, DFA negative, MOMP negative++01225
+5761129
+41581340
Culture negative9941,0076059433,549
 Total1,0981,1387101,2304,176
  • a Specimens were interpreted as COBAS AMPLICOR false negatives because they had yielded positive results in the AMPLICOR CT/NG test that were confirmed by DFA or MOMP testing.

  • b Asym, asymptomatic; Sym, symptomatic; F, female; M, male.