Worked example for determining the mean dose within each isodose contour including a 50% recovery assumption.
| Isodose structure (nth isodose) . | Maximum dose in treatment 1 ((n + 1)th isodose) . | Mean dose in treatment 1 ([n+(n + 1)]/2) . | Mean dose (50% recovery) . |
|---|---|---|---|
| z65GyPRV | (Plan max dose, eg, 67 Gy) | 66Gy | 33Gy |
| z60GyPRV | 65Gy | 62Gy | 31Gy |
| z55GyPRV | 60Gy | 58Gy | 29Gy |
| z50GyPRV | 55Gy | 53Gy | 26Gy |
| z45GyPRV | 50Gy | 48Gy | 24Gy |
| z40GyPRV | 45Gy | 43Gy | 21Gy |
| z35GyPRV | 40Gy | 38Gy | 19Gy |
| z30GyPRV | 35Gy | 33Gy | 16Gy |
| z20GyPRV | 30Gy | 25Gy | 13Gy |
| z10GyPRV | 20Gy | 15Gy | 8Gy |
| Isodose structure (nth isodose) . | Maximum dose in treatment 1 ((n + 1)th isodose) . | Mean dose in treatment 1 ([n+(n + 1)]/2) . | Mean dose (50% recovery) . |
|---|---|---|---|
| z65GyPRV | (Plan max dose, eg, 67 Gy) | 66Gy | 33Gy |
| z60GyPRV | 65Gy | 62Gy | 31Gy |
| z55GyPRV | 60Gy | 58Gy | 29Gy |
| z50GyPRV | 55Gy | 53Gy | 26Gy |
| z45GyPRV | 50Gy | 48Gy | 24Gy |
| z40GyPRV | 45Gy | 43Gy | 21Gy |
| z35GyPRV | 40Gy | 38Gy | 19Gy |
| z30GyPRV | 35Gy | 33Gy | 16Gy |
| z20GyPRV | 30Gy | 25Gy | 13Gy |
| z10GyPRV | 20Gy | 15Gy | 8Gy |
Worked example for determining the mean dose within each isodose contour including a 50% recovery assumption.
| Isodose structure (nth isodose) . | Maximum dose in treatment 1 ((n + 1)th isodose) . | Mean dose in treatment 1 ([n+(n + 1)]/2) . | Mean dose (50% recovery) . |
|---|---|---|---|
| z65GyPRV | (Plan max dose, eg, 67 Gy) | 66Gy | 33Gy |
| z60GyPRV | 65Gy | 62Gy | 31Gy |
| z55GyPRV | 60Gy | 58Gy | 29Gy |
| z50GyPRV | 55Gy | 53Gy | 26Gy |
| z45GyPRV | 50Gy | 48Gy | 24Gy |
| z40GyPRV | 45Gy | 43Gy | 21Gy |
| z35GyPRV | 40Gy | 38Gy | 19Gy |
| z30GyPRV | 35Gy | 33Gy | 16Gy |
| z20GyPRV | 30Gy | 25Gy | 13Gy |
| z10GyPRV | 20Gy | 15Gy | 8Gy |
| Isodose structure (nth isodose) . | Maximum dose in treatment 1 ((n + 1)th isodose) . | Mean dose in treatment 1 ([n+(n + 1)]/2) . | Mean dose (50% recovery) . |
|---|---|---|---|
| z65GyPRV | (Plan max dose, eg, 67 Gy) | 66Gy | 33Gy |
| z60GyPRV | 65Gy | 62Gy | 31Gy |
| z55GyPRV | 60Gy | 58Gy | 29Gy |
| z50GyPRV | 55Gy | 53Gy | 26Gy |
| z45GyPRV | 50Gy | 48Gy | 24Gy |
| z40GyPRV | 45Gy | 43Gy | 21Gy |
| z35GyPRV | 40Gy | 38Gy | 19Gy |
| z30GyPRV | 35Gy | 33Gy | 16Gy |
| z20GyPRV | 30Gy | 25Gy | 13Gy |
| z10GyPRV | 20Gy | 15Gy | 8Gy |
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