Characteristics of patients with brain metastases and non-small cell lung cancer (NSCLC)
| Number | % | Median survival in days (95% CI) | |
| Total patients | 915 | – | 173 |
| Mean age (±SD) | 69.5±10.4 | – | – |
| Chemotherapy* | 211/915 | 23 | 321 |
| Had brain scan | 256/915 | 28 | – |
| Normal scan | 137/256 | 54 | 237 (177 to 297) |
| Brain metastases | 118/915 | 13 | 150 (110 to 190) |
| Early metastases | 58/118 | 49 | 54 (42 to 66) |
| Late metastases | 60/118 | 51 | 263 (155 to 370) |
| Radiotherapy | 74/118 | 63 | 169 (129 to 209) |
| Brain metastases, no other metastases | 67/118 | 57 | 208 (168 to 248) |
*Post-2001.