Validation Study—False-Positive and False Negative Results
| Test Method | Clip (none, up, down) | Test direction (septum or bag first) | Total tested | False-positive results | False-negative results | ||
|---|---|---|---|---|---|---|---|
| Count | Incidence rate (%) | Count | Incidence rate (%) | ||||
| 1 | None | Septum | 108 | 2 | 1.9 | 0 | 0 |
| 2 | None | Bag | 108 | 0 | 0 | 1 | 0.9 |
| 3 | Up | Septum | 36 | 0 | 0 | 0 | 0 |
| 4 | Up | Bag | 36 | 0 | 0 | 1 | 2.8 |
| 5 | Down | Septum | 36 | 0 | 0 | 1 | 2.8 |
| 6 | Down | Bag | 35 | 1 | 2.9 | 0 | 0 |