Table 4 C. trachomatis detection results of 553 cases with culture, LCR and enzymatic method used an expanded gold standard as the reference standard
Method | No. of true positives/positives | No. of true negatives/negatives |
|---|---|---|
Enzymatic method | 86/132 | 413/421 |
Urethral discharge 22/24 | Urethral discharge 126/127 | |
Prostate massage liquid 8/47 | Prostate massage liquid 4/5 | |
Cervical secretion 31/33 | Cervical secretion 196/199 | |
Vaginal secretion 25/28 | Vaginal secretion 87/90 | |
Cell culture | 60/60 | 459/493 |
Urethral discharge 18/18 | Urethral discharge 128/133 | |
Prostate massage liquid 7/7 | Prostate massage liquid 43/45 | |
Cervical secretion 21/21 | Cervical secretion 198/211 | |
Vaginal secretion 14/14 | Vaginal secretion 90/104 | |
LCR | 85/89 | 459/464 |
Urethral discharge 22/22 | Urethral discharge 128/133 | |
Prostate massage liquid 8/8 | Prostate massage liquid 43/45 | |
Cervical secretion 32/32 | Cervical secretion 198/211 | |
Vaginal secretion 27/27 | Vaginal secretion 90/104 | |
Expanded gold standard | 94 | 459 |
Urethral discharge 23 | Urethral discharge 128 | |
Prostate massage liquid 9 | Prostate massage liquid 43 | |
Cervical secretion 34 | Cervical secretion 198 | |
Vaginal secretion 28 | Vaginal secretion 90 |