TABLE 5.
Test Performance of Visby Medical Sexual Health Test by Organism in an Evaluation of a Rapid Point-of-Care Molecular Test for the Detection of Chlamydia trachomatis, Neisseria gonorrhoeae, and Trichomonas vaginalis From Self-Collected Vaginal Swabs
| Organism | Click Device Result | Patient Infected Status Designation | Sensitivity (95% CI*) |
Specificity (95% CI*) |
Overall Accuracy (95% CI*) |
|||
|---|---|---|---|---|---|---|---|---|
| Positive | Negative | Total | ||||||
| n | n | n | ||||||
| Symptomatic and asymptomatic combined |
CT (n = 1457) |
Positive | 122 | 22 | 144 | 97.6 (93.2–99.2) |
98.3 (97.5–98.9) |
98.3 (97.5–98.8) |
| Negative | 3 | 1310 | 1313 | |||||
| Total | 125 | 1332 | 1457 | |||||
| NG (n = 1468) |
Positive | 37 | 8 | 45 | 97.4 (86.5–99.5) |
99.4 (98.8–99.7) |
99.2 (95.5–99.9) |
|
| Negative | 1 | 1422 | 1423 | |||||
| Total | 38 | 1430 | 1468 | |||||
| TV (n = 1449) |
Positive | 121 | 41 | 162 | 99.4 (98.9–99.7) |
96.9 (95.8–97.7) |
97.1 (96.1–97.8) |
|
| Negative | 1 | 1286 | 1287 | |||||
| Total | 122 | 1327 | 1449 | |||||
*As determined by patient-infected status designation. The denominator for estimates is based on subjects in the evaluable population for the specified organism (n).
95% CI indicates 95% Wilson confidence interval.
Table adapted from Ref. 49s.