Table 1.
Patient and lesion characteristics
| Patient total (n = 76) | Lesion total (n = 114) | |
|---|---|---|
| Age, Median (Range), years | 69 (37–91) | |
| Gender, n (%) | ||
| ᅟMale | 44 (58%) | |
| ᅟFemale | 32 (42%) | |
| ECOG PS, n (%) | ||
| ᅟ0 | 42 (55%) | |
| ᅟ1–2 | 34 (45%) | |
| Single lesion, n (%) | 57 (75%) | |
| Histology of primary lesion, n (%) | ||
| ᅟCRC | 46 (61%) | 73 (64%) |
| ᅟNon CRC | 30 (39%) | 41 (36%) |
| Previous local therapy, n (%) | 8 (11%) | |
| Previous chemotherapy, n (%) | 52 (68%) | 83 (73%) |
| Posterior chemotherapy, n (%) | 19 (25%) | 30 (26%) |
| Metastatic location, n (%) | ||
| ᅟLung | 70 (61%) | |
| ᅟLiver | 44 (39%) | |
| MTD, Median (Range), mm | 19 (5–57) | |
| GTV, Median (Range), ml | 3.2 (0.2–106.8) | |
| PTV dose BED10, Median (Range), Gy | 150 (81.3–180) | |
ECOG Eastern Cooperative Oncology Group, PS performance status, CRC colorectal cancer, MTD maximum tumor diameter, GTV gross tumor volume, PTV planning target volume, BED biological effective dose