From: Late gastrointestinal tissue effects after hypofractionated radiation therapy of the pancreas
NTCP model assumptions | NTCP model parameters | |||
---|---|---|---|---|
α/β | Volume | n (95 % CI) | m (95 % CI) | TD50 (95 % CI) |
3 | 1 % | 0.50 (0.47–0.53) | 0.49 (0.46–0.52) | 41.0 (36.2–47.4) |
3 | 2 % | 0.38 (0.35–0.42) | 0.49 (0.46–0.52) | 91.0 (80.3–105.4) |
3 | 3 % | 0.42 (0.38–0.46) | 0.49 (0.46–0.52) | 95.0 (83.9–110.1) |
3 | 4 % | 0.50 (0.46–0.54) | 0.49 (0.46–0.52) | 81.9 (72.3–94.9) |
3 | 5 % | 0.63 (0.58–0.67) | 0.49 (0.46–0.52) | 63.0 (55.6–72.9) |
4 | 1 % | 0.48 (0.45–0.51) | 0.48 (0.45–0.51) | 39.0 (34.7–44.7) |
4 | 2 % | 0.59 (0.56–0.62) | 0.48 (0.45–0.51) | 35.0 (31.1–40.1) |
4 | 3 % | 0.45 (0.42–0.50) | 0.48 (0.45–0.51) | 71.0 (63.1–81.5) |
4 | 4 % | 0.45 (0.42–0.50) | 0.48 (0.45–0.51) | 81.0 (71.9–92.9) |
4 | 5 % | 0.43 (0.40–.48) | 0.48 (0.45–0.51) | 95.0 (84.4–109.1) |