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Site of the Primary Tumors in the Study Patients (N=37)
| Primary tumor | No. (%) |
|---|---|
| Malignant melanoma | 10 (27.0) |
| Lung | 7 (18.9) |
| Breast | 5 (13.5) |
| Gastrointestinal tract | |
| Esophagus | 3 (8.1) |
| Colorectum | 2 (5.4) |
| Genitourinary tract | |
| Ovary | 3 (8.1) |
| Kidney | 3 (8.1) |
| Bladder | 1 (2.7) |
| Choriocarcinoma | 1 (2.7) |
| Head/neck | 1 (2.7) |
| Neuroblastoma | 1 (2.7) |
ECOG, Eastern Cooperative Oncology Group.
