Table 2.

Mean differences and 95% confident intervals of dosimetric metrics between synCT and planCT calculated doses

		small-sized	medium-sized	large-sized	Near Spine	Near Trachea	Near Ribs	Lung Apex
Lung	V10 (%)	0.0 ± 0.0	0.0 ± 0.2	−0.1 ± 0.0	0.0 ± 0.1	0.0 ± 0.1	0.0 ± 0.0	0.0 ± 0.1
	V20 (%)	0.0 ± 0.1	−0.1 ± 0.1	0.1 ± 0.0	0.1 ± 0.2	0.0 ± 0.1	0.0 ± 0.0	0.0 ± 0.1
Heart	V40 (%)	0.0 ± 0.0	−0.1 ± 0.2	−0.1 ± 0.0	−0.2 ± 0.3	0.0 ± 0.1	0.0 ± 0.0	0.0 ± 0.0
Spinal Cord	Dmax (Gy)	−0.2 ± 0.1	−0.1 ± 0.2	−0.1 ± 0.1	−0.2 ± 0.2	−0.1 ± 0.1	−0.1 ± 0.1	−0.3 ± 0.1
PTV	D95 (%)	0.1 ± 0.9	−0.2 ± 0.5	−0.3 ± 0.0	−0.7 ± 0.8	−0.2 ± 0.7	1.0 ± 0.0	−0.5 ± 0.6
	D98 (%)	0.3 ± 1.0	−0.2 ± 0.5	−0.1 ± 0.0	−0.5 ± 1.0	0.0 ± 0.7	1.2 ± 0.0	−0.3 ± 0.7
	D100 (%)	0.7 ± 1.1	0.0 ± 0.6	0.2 ± 0.0	−0.1 ± 1.3	0.3 ± 0.8	1.3 ± 0.0	0.0 ± 0.7