Table 2.
Clinical characteristics of the patients enrolled at baseline
| Variable (N) | N (%) |
|---|---|
| Number of screened entries |
11820 |
| Prior Treatment(s) |
|
| None |
5399 (45.7%) |
| Chemotherapy |
2597 (22.0%) |
| External beam radiation |
2262 (19.1%) |
| IMRT |
239 (2%) |
| CyberKnife Robotic Radiosurgery |
419 (3.5%) |
| Other radiosurgery |
120 (1.0%) |
| Proton therapy |
7 (0.1%) |
| Brachytherapy |
34 (0.3%) |
| Surgery |
2096 (17.7%) |
| Hormone therapy |
179 (1.5%) |
| Cryotherapy |
11 (0.1%) |
| Immunotherapy |
7 (0.1%) |
| Other treatment |
443 (3.8%) |
| Surgically inoperable |
1728 (14.6%) |
| Medically inoperable |
1188 (10.1%) |
| Co-morbidities listed for medically inoperable patients (N = 1188)* |
|
| Age |
24 (2%) |
| Cardiac |
206 (17.3%) |
| Neurological |
22 (1.9%) |
| Pulmonary |
771 (64.9%) |
| Vascular | 41 (3.45%) |
* Co-morbid conditions are not mutually exclusive.