. Author manuscript; available in PMC: 2018 Aug 1.

Published in final edited form as: Int J Radiat Oncol Biol Phys. 2017 Apr 4;98(5):1197–1203. doi: 10.1016/j.ijrobp.2017.03.049

Table 3.

Recalculation data broken down by delivery technique and linac class. N is the number of recalculations. D is the difference value of the recalculation and the percent of recalculations with a considerable TPS error is also shown. An asterisk indicates statistical significance.

			Considerable
	N	Mean D (%)	Error (%)
Technique
Segmental IMRT	32	+1.18*	30
Dynamic IMRT	72	+0.32	26
VMAT	153	−0.39*	11
Linac Class
Varían Base	140	+0.32	21
Varían TrueBeam	74	−0.51*	12
Elekta Agility	23	+0.73	26