Clinical characteristics of study patients
| Melanoma | Lung | |
|---|---|---|
| Patients | 31 | 23 |
| Average age (y) | 59.6 (SD 14.0) | 62.5 (SD 10.2) (P = .40) |
| Sex (M:F) | 23:8 | 9:14 (P < .01) |
| Systemic metastasis* | 94% (29/31) | 35% (8/23) (P < .01) |
| Primary | ||
| Skin | 27 | |
| Ocular | 1 | |
| Unknown | 3 | |
| NSCLC | 20 | |
| SCLC | 3 |
Notes:—NSCLC indicated non-small cell lung carcioma; SCLC, small cell lung carcioma.
* Present at time of brain metastasis diagosis.