Patient and tumor characteristicsa
| Patients, n | 28 | ||
| Tumors, n | 32 | ||
| Location of tumor, n (%) | |||
| Carotid body tumors | 6 (18.8) | ||
| Jugular/jugulotympanic paragangliomas | 15 (46.9) | ||
| Vagal paragangliomas | 11 (34.4) | ||
| Netterville-Glasscock classification, n (%) | |||
| A | 3 (27.3) | ||
| B | 5 (45.5) | ||
| C | 3 (27.3) | ||
| Fisch and Mattox classification, n (%) | |||
| A | 0 | ||
| B | 0 | ||
| C | C1 | 1 (6.6) | |
| C2 | 6 (40.0) | ||
| De1 | 0 | ||
| De2 | 3 (20.0) | ||
| Di1 | 0 | ||
| Di2 | 0 | ||
| Di3 | 0 | ||
| C3 | 0 | ||
| De1 | 1 (6.6) | ||
| De2 | 2 (13.3) | ||
| Di1 | 0 | ||
| Di2 | 2 (13.3) | ||
| Di3 | 0 | ||
| C4 | 0 | ||
| Modified Shamblin classification, n (%) | |||
| I | 1 (16.6) | ||
| II | 2 (33.3) | ||
| III | 3 (50.0) | ||
| IIIb | 0 |
↵aClassifications based on Online Supplemental Data.