Table 2.
Dosimetric parameters, expected values derived from the NTCP model, and cognitive event (see text for definition).
| Age | Dose to 40% of bilateral hippocampus (EQD2 Gy) | Predicted NTCP (NTCP model) | Cognitive event |
|---|---|---|---|
| 48.7 | 3.21 | 0.07 | No |
| 48.0 | 7.30 | 0.17 | No |
| 36.3 | 10.04 | 0.27 | No |
| 69.4 | 18.45 | 0.67 | Yes |
| 49.2 | 19.31 | 0.71 | No |
| 45.5 | 27.24 | 0.94 | No |
| 42.3 | 28.89 | 0.96 | No |
| 40.3 | 40.62 | >0.99 | No |
| 32.9 | 44.30 | >0.99 | No |
| 50.8 | 45.51 | >0.99 | No |
| 37.1 | 46.27 | >0.99 | Yes |
| 35.6 | 46.52 | >0.99 | No |
| 40.6 | 46.79 | >0.99 | No |
| 41.6 | 47.08 | >0.99 | No |
| 50.1 | 47.18 | >0.99 | Yes |
| 34.7 | 47.31 | >0.99 | No |
| 48.5 | 47.42 | >0.99 | No |
| 60.2 | 47.50 | >0.99 | Yes |
| 35.9 | 47.61 | >0.99 | No |
| 36.3 | 47.87 | >0.99 | No |
| 42.5 | 47.91 | >0.99 | No |
| 29.5 | 47.91 | >0.99 | No |
| 35.2 | 48.00 | >0.99 | No |
| 66.5 | 48.13 | >0.99 | No |
| 44.3 | 48.20 | >0.99 | Yes |
| 34.0 | 48.43 | >0.99 | No |
| 50.6 | 48.73 | >0.99 | Yes |
| 32.0 | 48.95 | >0.99 | No |
| 27.8 | 50.74 | >0.99 | No |