Table 6.
Two studies of P.F. Plouin for evaluating classic triad in diagnosis of pheochromocytoma
| Authors, number of patients and control group | TP | FP | FN | TN |
|---|---|---|---|---|
| P.F. Plouin et al. 1988, N = 39/21essential HTN | 35 | 7 | 4 | 14 |
| Plouin et al. 198l, N = 2585 HTN whose 11 patient had pheochromocytoma | 10 | 160 | 1 | 2414 |
TP True Positive, FP False Positive, FN False Negative, TN True Negative