Table 3.

Means and standard deviations of gamma analysis

	Nvol	1%/1 mm	2%/2 mm	3%/3 mm
small-sized	18	94.6 ± 4.6	99.2 ± 0.9	99.9 ± 0.2
medium-sized	13	95.1 ± 3.1	99.4 ± 0.7	99.9 ± 0.1
large-sized	12	95.5 ± 5.6	99.3 ± 1.8	99.9 ± 0.2
Near Spine	9	93.8 ± 4.8	99.2 ± 0.8	99.9 ± 0.1
Near Trachea	16	94.6 ± 4.3	99.2 ± 0.9	99.9 ± 0.2
Near Ribs	9	94.0 ± 5.3	99.0 ± 1.9	99.9 ± 0.2
Lung Apex	9	98.0 ± 1.5	99.8 ± 0.3	100.0 ± 0.1
Total	43	95.0 ± 4.4	99.3 ± 1.1	99.9 ± 0.1

NVol Number of PTV volumes