TABLE 2.
Aptima Combo 2 results for all mailed samples tested at the three sites
| Inoculum | No. positive/total no. |
|
|---|---|---|
| C. trachomatis | N. gonorrhoeae | |
| C. trachomatis low | 77/80 | |
| C. trachomatis medium | 80/80 | |
| C. trachomatis high | 80/80 | |
| N. gonorrhoeae low | 79/80 | |
| N. gonorrhoeae medium | 79/80 | |
| N. gonorrhoeae high | 80/80 | |
| C. trachomatis low/N. gonorrhoeae low | 20/20 | 16a/20 |
| C. trachomatis high/N. gonorrhoeae low | 40/40 | 31b/40 |
| C. trachomatis low/N. gonorrhoeae high | 40/40 | 40/40 |
| Negative | 7c/100 | 0/100 |
a
Four false-negative results are from 2 different samples.
b
Nine false-negative results are from 5 different samples.
c
Seven false-positive results are from 4 different samples.