Table 2 Different thresholding volumes (median values), corresponding conformity indices and p-values of the comparison of these volumes to the GTV
From: Automated biological target volume delineation for radiotherapy treatment planning using FDG-PET/CT
| Â | Whole cohort | p-value (vs. GTV) | Median CI (GTV) [%] | Lung | p-value (vs. GTV) | Median CI (GTV) [%] | Oesophageal | p-value (vs. GTV) | Median CI (GTV) [%] | Pelvic | p-value (vs. GTV) | Median CI (GTV) [%] |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Manual | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
GTV [ml] | 43.7 | -- | -- | 81.1 | -- | -- | 34.2 | -- | -- | 70.4 | -- | -- |
SUV(38%) [ml] | 29.2 | 0.04 | 32.9 | 30.9 | 0.33 | 24.0 | 15.2 | 0.04 | 51.9 | 28.7 | 0.24 | 29.8 |
SUV(42%) [ml] | 23.8 | 0.02 | 30.0 | 25.4 | 0.21 | 25.5 | 13.8 | 0.04 | 47.6 | 26.0 | 0.24 | 27.2 |
SUV(47%) [ml] | 19.3 | <0.001 | 37.8 | 17.1 | 0.04 | 24.2 | 12.0 | 0.04 | 41.8 | 22.5 | 0.03 | 39.4 |
SUV(50%) [ml] | 14.5 | <0.001 | 33.3 | 14.3 | 0.03 | 20.5 | 11.4 | 0.04 | 38.7 | 22.0 | 0.02 | 34.5 |
PERCIST TLG [ml] | 19.8 | 0.01 | 35.3 | 12.8 | 0.02 | 30.0 | 30.3 | 0.69 | 56.4 | 15.3 | 0.27 | 24.9 |