Table 3.

The clinical criteria that we used to evaluate dose distributions.

Structures	Clinical criteria
OARs
Brainstem	${\mathrm{D}}_{0.1\mathrm{c}\mathrm{c}}⩽50.0\mathrm{G}\mathrm{y}$
Spinal cord	${\mathrm{D}}_{0.1\mathrm{c}\mathrm{c}}⩽45.0\mathrm{G}\mathrm{y}$
Right parotid	${\mathrm{D}}_{\text{mean}}⩽26.0\mathrm{G}\mathrm{y}$
Left parotid	${\mathrm{D}}_{\text{mean}}⩽26.0\mathrm{G}\mathrm{y}$
Esophagus	${\mathrm{D}}_{\text{mean}}⩽45.0\mathrm{G}\mathrm{y}$
Larynx	${\mathrm{D}}_{\text{mean}}⩽45.0\mathrm{G}\mathrm{y}$
Mandible	${\mathrm{D}}_{0.1\mathrm{c}\mathrm{c}}⩽73.5\mathrm{G}\mathrm{y}$
Targets
PTV56	${\mathrm{D}}_{99}⩾53.2\mathrm{G}\mathrm{y}$
PTV63	${\mathrm{D}}_{99}⩾59.9\mathrm{G}\mathrm{y}$
PTV70	${\mathrm{D}}_{99}⩾66.5\mathrm{G}\mathrm{y}$