Table 1.
Patient characteristics
| Patient characteristics | |
|---|---|
| Median age | 54 y |
| Median time to recurrence | 9.7 mo |
| KPS | Number of patients (%) |
| ≤70 | 24 (32.0) |
| ≥80 | 51 (68.0) |
| Primary tumor | |
| NSCLC | 19 (25.3) |
| SCLC | 13 (12.3) |
| Breast | 27 (36.0) |
| Renal cell | 5 (6.7) |
| Melanoma | 4 (5.3) |
| Other | 7 (9.3) |
| RPA | |
| 1 | 4 (5.3) |
| 2 | 65 (86.7) |
| 3 | 6 (8.0) |
| Systemic disease status | |
| No evidence of disease | 6 (8.0) |
| Stable or responding | 20 (26.7) |
| Progressing | 36 (48.0) |
| Unknown | 12 (16.0) |
| Number of metastases | |
| 1-4 | 15 (23.1) |
| 5-9 | 18 (27.7) |
| ≥10 | 32 (49.2) |
| Leptomeningeal disease | 11 (14.7) |
| Size of metastases | |
| 0-1 cm | 16 (26.1) |
| 1-3 cm | 31 (59.4) |
| >3 cm | 10 (14.5) |
| Median total volume of disease | 9.8 cm3 |
Abbreviations: KPS = Karnofsky performance status; NSCLC = nonsmall cell lung cancer; RPA = recursive partitioning analysis; SCLC = small cell lung cancer.