Table 3.
Sensitivity, specificity, false positive rate, false negative rate, PPV, and NPV of touch imprint, crush preparation, and FNA methods compared with permanent pathology
| Sensitivity | Specificity | PPV | NPV | False positive | False negative | ||||
|---|---|---|---|---|---|---|---|---|---|
| (%) | CI | (%) | (%) | (%) | CI | (%) | CI | ||
| Touch imprint | 80 | 72.2–87.8 | 100 | 100 | 96.7 | 93.1–99.2 | 0 | 20 | 12.2–27.8 |
| Crush preparation | 80 | 72.2–87.8 | 100 | 100 | 96.7 | 93.1–99.2 | 0 | 20 | 12.7–27 |
| FNA | 62.5 | 53.6–71.2 | 100 | 100 | 95.3 | 91.1–99.4 | 0 | 37.5 | 28.1–46.9 |
PPV positive predictive value, NPV negative predictive value, FNA fine-needle aspiration, CI confidence interval