Table 1:
Patient, treatment, and facility characteristics
| Characteristic | Total Patients (N=39) |
|---|---|
| Median Age, years (IQR) | 67.0 (60.0–70.0) |
| Gender | N (%) |
| Male | 18 (46.2) |
| Female | 21 (53.8) |
| GTV and OAR Volumes | Size (IQR) |
| Median GTV size in cc | 28.5 (14.0–38.0) |
| Median V20 Small bowel in cc | 0.0 (0.0–3.0) |
| Median V20 Duodenum in cc | 14.0 (4.0–18.0) |
| Contrast | N (%) |
| Oral Only | 9 (23.1) |
| Intravenous Only | 17 (43.6) |
| Both | 8 (20.5) |
| Neither | 5 (12.8) |
| Unknown | 5 (12.8) |
| Motion Management Technique | N (%) |
| Abdominal Compression | 13 (33.3) |
| Free breathing + margin | 9 (23.1) |
| Gating with free breathing | 1 (2.6) |
| Gating with breath-hold | 9 (23.1) |
| Tracking | 2 (5.1) |
| Unknown | 5 (12.8) |
| Treatment Technique | N (%) |
| SBRT | 32 (82.1) |
| HIGRT | 7 (17.9) |
| Number of Patients on Trial | N (%) |
| One | 19 (70.4) |
| More than one | 8 (29.6) |
| Academic vs Community | N (%) |
| Academic | 18 (66.7) |
| Community | 9 (33.3) |
| Approved for Moving Lung/Liver | N (%) |
| No | 4 (14.8) |
| Yes | 23 (85.2) |
Abbreviations: N, number; IQR, inter-quartile range; GTV, gross tumor volume; OAR, organ-at-risk; V20, volume receiving 20 Gray; SBRT, stereotactic body radiation therapy; HIGRT, hypofractionated image-guided radiation therapy