Patient characteristics
| Variable | Value |
| Age in years (median, range) | 55 (39–72) |
| Histology (n, %) | |
| Squamous | 24 (96%) |
| Carcinosarcoma | 1 (4%) |
| Disease status | |
| Primary | 23 (92%) |
| Recurrent | 2 (8%) |
| Stage (n, %) | |
| I | 2 (8%) |
| II | 11 (44%) |
| III | 3 (12%) |
| IVA | 9 (36%) |
| Reason ineligible for brachytherapy (n,%) | |
| Medical | 9 (36%) |
| Technical* | 7 (28%) |
| Refusal | 9 (36%) |
| Fractionation schema (n, %) | |
| 30 Gy in five fractions | 10 (40%) |
| 25 Gy in five fractions | 3 (12%) |
| 28 Gy in four fractions | 6 (24%) |
| 24 Gy in four fractions | 5 (20%) |
| 12 Gy in three fractions | 1 (4%) |
*Technical infeasibility represented cases where the residual disease was larger than 22 cm in the craniocaudal extent or not anatomically accessible using either the intra-cavitary or interstitial approach.