Table 4. Maximum dose to the organs at risk (including organs immediately adjacent to the tumor).
| Mean (Std. Dev.) | P value | |||||
| Central (Gy) | Centralno (Gy) | Peripheral (Gy) | Central vs. Centralno | Central vs. Peripheral | Centralno vs. Peripheral | |
| Spinal cord | 18.6 (6.75) | 23.3 (6.58) | 15.8 (4.58) | 0.0102 | 0.1126 | 0.0001 |
| Esophagus | 21.4 (11.0) | 37.1 (16.3) | 14.5 (5.33) | 0.0003 | 0.0027 | <0.0001 |
| Heart | 17.2 (19.8) | 31.2 (23.9) | 10.5 (13.8) | 0.0194 | 0.1856 | 0.0011 |
| Major vessels | 45.6 (3.98) | 68.0 (8.78) | - | <0.0001 | - | - |
| Major airway | 36.9 (13.0) | 67.4 (10.6) | - | <0.0001 | - | - |
Std. Dev.: standard deviation. Central: central lesions for which all the dose constraints were met. Centralno: central lesions for which ≥1 dose constraints were not met. Peripheral: peripheral lesions. Gy: gray.