Table 1.
Baseline characteristics of patients enroled
| Characteristic | Patients N (%) |
|---|---|
| Median age, years (range) | 50 (17–79) |
| Sex | |
| Male | 14 (56) |
| Female | 11 (44) |
| ECOG | |
| 0 | 11 (44) |
| 1 | 10 (40) |
| 2 | 4 (16) |
| Histology | |
| Paraganglionoma | 11 (44) |
| Pheochromocytoma | 14 (56) |
| Prior systemic therapy | |
| Systemic adjuvant | 1 (4) |
| Systemic advanced | 3 (12) |
| None | 21 (84) |
| Prior local therapy | |
| Radiation only | 4 (16) |
| Surgery only | 11 (44) |
| Surgery and radiation | 5 (20) |
| None | 5 (20) |
| Stage | |
| Metastatic | 23 (92) |
| Locally advanced | 2 (2) |
| Sites of metastases | |
| Lymph nodes | 11 (44) |
| Lung | 12 (48) |
| Bone | 12 (48) |
| Liver | 14 (56) |
| Total baseline urinary metanephrines elevated | |
| Yes | 15 (60) |
| No | 6 (24) |
| Missing | 4 (16) |
| Reason for enrolment | |
| Radiologic and/or biochemical PD | 20 (80) |
| Symptomatic PD | 5 (20) |