Table I.
Basic data and clinical characteristics of the 48 study patients.
| Characteristics | Patients, n (%) |
|---|---|
| Age, years | |
| <60 | 15 (31.3) |
| >60 | 33 (68.8) |
| Gender | |
| Male | 28 (58.3) |
| Female | 20 (41.7) |
| Initial symptom | |
| Motor weakness | 25 (52.1) |
| Headaches | 14 (29.2) |
| Gait disturbance | 6 (12.5) |
| Visual disturbance | 2 (4.2) |
| Seizure | 1 (2.1) |
| Primary tumor | |
| Non-small cell lung cancer | 29 (60.4) |
| Small cell lung cancer | 6 (12.5) |
| Breast cancer | 5 (10.4) |
| Colon and rectal cancer | 4 (8.3) |
| Esophageal cancer | 2 (4.2) |
| Kidney cancer | 1 (2.1) |
| Malignant melanoma | 1 (2.1) |
| Number of metastases | |
| 1 | 18 (37.5) |
| 2 | 10 (20.8) |
| 3 | 13 (27.1) |
| 4 | 7 (14.6) |
| KPS score | |
| 50 | 3 (6.3) |
| 60 | 8 (16.7) |
| 70 | 21 (43.8) |
| 80 | 12 (25.0) |
| 90 | 4 (8.3) |
KPS, Karnofsky performance status.