Characteristics of the lesions treated with SBRT.
| SBRT | SBRT crossover | |
| Median lesion size (cm) | ||
| Baseline (range) | 2.5 (0.5 to 6.4) | 4.3 (1.6 to 7.1) |
| Assessment 1 | 1.3 (0 to 5.5) | 2.5 (0 to 7.5) |
| Assessment 2 | 0 (0 to 6.1) | 2.5 (0 to 6.3) |
| Median lesion # treated per patient | 1 | 1.5 |
| Sites treated | ||
| Lung (%) | 14 (45) | 2 |
| Liver (%) | 11 (35) | 4 |
| LN (%) | 4 (13) | 3 |
| Other (%) | 2 (6) | 0 |
| Lesions that progressed (%)* | 5 (16) | 2 (22) |
| Lesions that regressed (%) | 25 (81) | 7 (78) |
| Lesions with no change (%) | 1 (3) | 0 (0) |
| Lesions BORR=0 (%) | 15 (48) | 3 (33) |
#, number; BORR, best overall response rate; LN, lymph node; SBRT, stereotactic body radiation therapy.