|  | FNAB | Total | |
---|---|---|---|---|
 |  | M | B, I, S |  |
Ultrasound | M | 180 | 29 | 209 |
 | B, I, S | 485 | 1359 | 1844 |
Total | Â | 665 | 1388 | 2053 |
Pearson chi-squared | p-value | Kappa coefficient | p-value | |
306.775 | < 0.0001 | 0.304 | < 0.0001 | |
Sensitivity | 0.2707 | Positive predictive value | 0.8612 | |
Specificity | 0.9791 | Negative predictive value | 0.7370 |