Background
Methods
Treatment planning
Tumour Volumes | Organs at Risk |
---|---|
Primary clinical target volume to receive 54Gy (CTV54p) | Small bowel |
Nodal clinical targe volume to receive 54Gy (CTV54n) | Bladder |
Elective clinical target volume to receive 45Gy (CTV45) | External genitalia |
Note: CTV45 included mesorectal, pre-sacral, internal iliac, external iliac, obturator and inguinal lymph nodes | Head and neck of femur Bone marrow (ilium) |
Geometric analysis
Tumour control probability
Results
Geometric analysis
Organs at Risk | Stats | CI | DSC | Volume (cm3) |
---|---|---|---|---|
Small bowel | Median | 0.65 | 0.79 | 543.22 |
Range | 0.12 | 0.10 | 132.37 | |
Bladder | Median | 0.94 | 0.97 | 156.37 |
SD | 0.01 | 0.01 | 6.43 | |
External genitalia | Median | 0.65 | 0.79 | 130.61 |
SD | 0.19 | 0.17 | 65.47 | |
Head and neck of femur | Median | 0.88 | 0.93 | 202.29 |
SD | 0.06 | 0.03 | 23.73 | |
Bone marrow (ilium) | Median | 0.84 | 0.91 | 371.61 |
SD | 0.06 | 0.03 | 22.62 |
Volume | Stats | TCP (LQ) | TCP (Logit) | CI | DSC | Volume (cm3) |
---|---|---|---|---|---|---|
CTV45 | Median | 0.84 | 0.60 | 0.71 | 0.82 | 1299.38 |
SD | 0.18 | 0.04 | 0.13 | 0.10 | 190.64 | |
CTV54p | Median | 0.94 | 0.52 | 0.77 | 0.86 | 458.83 |
SD | 0.11 | 0.02 | 0.17 | 0.13 | 132.92 | |
CTV54n | Median | 1.00 | 0.53 | 0.85 | 0.89 | 37.92 |
SD | 0.00 | 0.02 | 0.26 | 0.21 | 7.69 |