Dosimetric Comparisons of Volumetric Modulated Arc Therapy and Tomotherapy for Early T-Stage Nasopharyngeal Carcinoma

Table 4

MUs and expected delivery time comparisons between RapidArc and HT plans.

	RapidArc	Tomotherapy	P-value
	Average (SD)	Average (SD)
MUs	618.2 (82.9)	5646.32 (642.6)	<0.001
Expected Delivery time (min)	3.8 (0)	7.5 (0.7)	<0.001

MUs: monitor units