Table 1 Patient and tumor characteristics
From: Stereotactic robotic body radiotherapy for patients with oligorecurrent pulmonary metastases
| Â | Per patients (1st lesion) | Per lesion/treatment |
|---|---|---|
Gender | ||
 Female | 49 (47.1%) | 61 (46.2%) |
 Male | 55 (52.9%) | 71 (53.8%) |
Age (at SBRT, years) | ||
 Median (range) | 66.4 (28.2–87.6) | 65.2 (28.2–86.6) |
Location of the lesion | ||
 Periferal |  | 80 (61%) |
 Central |  | 52 (39%) |
Primary sites | ||
 Lung | 49 (47.1%) |  |
 Gastro-intestinal | 35 (33.7%) |  |
 Other | 20 (19.2%) |  |
Primary histology | ||
 Adenocarcinoma | 67 (64.4%) | 86 (65.2%) |
 Other | 37 (35.6%) | 46 (34.8%) |
Lesion treated at same time (on same CT) | ||
 1 | 82 (78.8%) |  |
 2 | 16 (15.4%) |  |
 3 | 4 (3.8%) |  |
 4 | 2 (1.9%) |  |
Prior chemotherapy for primary tumor | ||
 Yes | 25 (24%) | 27 (20.5%) |
 No | 79 (76%) | 105 (79.5%) |
Performance status | ||
 0 | 24 (23.1%) | 29 (22%) |
 1 | 71 (68.3%) | 91 (68.9%) |
 2 | 9 (8.7%) | 12 (9.1%) |
Previous treatments (per patient)a | ||
 Surgery | 45 (34.1%) |  |
 Chemotherapy | 47 (35.6%) |  |
 Radiotherapy | 42 (31.8%) |  |
 Other | 57 (43.2%) |  |