TABLE 1.

Detection of true-positive Chlamydia trachomatis and Neisseria gonorrhoeae test results

TestNo. of samples testing positivea
C. trachomatisN. gonorrhoeae
First 500Total 1,000First 500Total 1,000
ProbeTec SDA3875412
Aptima Combo24692515
Amplicor PCR46NAb11NA
  • a The numbers of true positives were as follows: for the first 500 samples for C. trachomatis, 46; for all 1,000 samples for C. trachomatis, 92; for the first 500 samples for N. gonorrhoeae, 5; and for all 1,000 samples for N. gonorrhoeae, 15.

  • b NA, not applicable.