Table 2.

Target coverage comparison

PTV	CRT	SD	$\text{CRT}+\text{VMAT}$	SD	VMAT	SD	p
Dmax (cGy)	6432.2	259.0	6345.4	68.6	6256.8	154.2	0.11
Dmean (cGy)	5956.6	138.7	5971.0	32.9	5950.4	58.7	0.87
EUD (cGy)	5912.8	149.0	5958.5	35.0	5930.4	86.3	0.55
TCP	0.96	0.02	0.97	0.003	0.97	0.006	0.31
PTV 93a	95.3	7.3	99.9	0.1	99.2	1.3	0.05
PTV 95a	89.3	14.2	99.6	0.4	97.7	2.1	0.02
CI	0.5	0.2	0.6	0.1	0.7	0.1	0.005
CN	0.5	0.2	0.6	0.1	0.7	0.09	0.005
HI	0.998	0.007	0.999	0.003	0.999	0.001	0.40

^aPTV_93 and PTV_95 are the percentage of the volumes of PTV covered by 93% and 95% of the prescription dose, respectively.

SD = standard deviation.