| V70 Rectum | ANOVA test (P value) | |
| Group | Mean ± SD | |
| 7B1 | 18.55 ± 11.64 | 0.8996 |
| 7B2 | 17.95 ± 11.83 | |
| 7B3 | 18.90 ± 12.07 | |
| 5B1 | 19.35 ± 12.52 | |
| 5B2 | 17.88 ± 11.17 | |
| 5B3 | 23.92 ± 16.46 | |