Table 3.

Significance for each parameter studied between grouped SS, VMAT, and HT (significance identified when $\mathrm{p}<0.05$).

		p‐value
		SS& VMAT	SS & HT	VMAT & HT
PTV	${\mathrm{D}}_{\text{max}}(\text{Gy})$	0.957	$<0.001$	$<0.001$
	Mean dose (Gy)	0.213	$<0.001$	$<0.001$
	${\mathrm{D}}_{2\text{cm}}$ (%)	0.978	0.168	0.152
	${\text{CI}}_{95\%}$	0.058	0.015	$<0.001$
	${\text{CI}}_{80\%}$	0.117	0.055	$<0.001$
	${\text{CI}}_{50\%}$	0.176	0.083	0.003
Cord	${\mathrm{D}}_{\text{max}}(\text{Gy})$	0.017	0.507	0.323
Bronchus	${\mathrm{D}}_{\text{max}}(\text{Gy})$	0.611	0.218	0.742
Esophagus	${\mathrm{D}}_{\text{max}}(\text{Gy})$	0.686	0.993	0.755
Heart	${\mathrm{D}}_{\text{max}}(\text{Gy})$	0.152	0.552	0.552
Trachea	${\mathrm{D}}_{\text{max}}(\text{Gy})$	0.626	0.004	0.020
Total lung	MLD (Gy)	0.561	0.005	0.001
	${\mathrm{V}}_{50\%}$ (cm3)	0.779	0.369	0.113
	${\mathrm{V}}_{50\%}$ (%)	0.756	0.341	0.093
	${\mathrm{V}}_{20\%}$ (%)	0.918	0.247	0.119
	${\mathrm{V}}_{10\text{Gy}}$ (%)	0.990	0.002	0.002
	${\mathrm{V}}_{5\text{Gy}}$ (%)	0.898	$<0.001$	$<0.001$
Cont. lung	${\mathrm{V}}_{10\text{Gy}}$ (%)	0.778	0.091	0.044
	${\mathrm{V}}_{5\text{Gy}}$ (%)	0.204	$<0.001$	$<0.001$
Efficiency	MLC Motion	0.123	N/A	N/A
	Monitor Units	0.607	0.516	0.787
	Delivery time (min)	$<0.001$	$<0.001$	$<0.001$