Table 3.
Dose–volume histogram statistics for organs at risk (OARs)
| OARs | Variable | Median ± SD (Gy) |
|---|---|---|
| Brain stem | D1% | 48.51 ± 6.05 |
| Spinal cord | D1cm3 | 41.59 ± 5.37 |
| ON left | D1% | 19.88 ± 21.80 |
| ON right | D1% | 24.77 ± 22.04 |
| Optic chiasma | D1% | 25.32 ± 24.24 |
| Lens left | D1% | 5.14 ± 2.60 |
| Lens right | D1% | 5.14 ± 2.60 |
| Parotid left | Dmean | 38.24 ± 6.20 |
| Parotid right | Dmean | 37.66 ± 5.58 |
| Oral cavity | Dmean | 36.53 ± 4.01 |
| Larynx/larynx pharynx | Dmean | 36.54 ± 3.31 |
D1%, 1% of target volume received dose higher than (Gy); D1cm3, 1 cm3 of target volume received dose higher than (Gy); Dmean, mean dose; ON, optic nerve; SD, standard deviation.