Table 4.

Comparison of dosimetric indexes for three types of plans

ROI	Parameter	A-TOMO	M-TOMO	A-VMAT	P+	P−
PTV	Dmax (Gy)	55.53 ± 0.63	55.55 ± 1.79	55.93 ± 0.55	0.92	< 0.01
	D98% (Gy)	48.08 ± 1.90	48.4 ± 2.12	48.24 ± 1.90	< 0.01	0.45
	D2% (Gy)	54.33 ± 0.50	54.19 ± 1.61	54.59 ± 0.62	0.49	< 0.01
	CI	0.91 ± 0.03	0.88 ± 0.06	0.90 ± 0.03	< 0.01	0.01
	HI	0.12 ± 0.04	0.11 ± 0.06	0.12 ± 0.04	0.11	0.06
bladder	D0.03cc (Gy)	55.19 ± 0.60	54.73 ± 1.66	55.51 ± 0.74	0.12	< 0.01
	V50Gy (%)	33.36 ± 7.32	37.54 ± 7.94	33.9 ± 7.67	< 0.01	< 0.01
	V40Gy (%)	48.23 ± 8.59	63.61 ± 10.34	48.34 ± 8.41	< 0.01	0.16
	Dmean (Gy)	35.02 ± 4.22	42.69 ± 4.31	35.35 ± 4.10	< 0.01	0.01
rectum	D0.03cc (Gy)	55.28 ± 0.57	55.11 ± 1.70	55.33 ± 0.75	0.57	0.20
	V50Gy (%)	35.50 ± 5.08	40.55 ± 9.53	36.43 ± 5.52	0.03	< 0.01
	V40Gy (%)	53.28 ± 6.38	68.54 ± 11.35	54.76 ± 5.75	< 0.01	< 0.01
	Dmean (Gy)	36.82 ± 2.40	46.50 ± 10.69	37.86 ± 2.10	< 0.01	< 0.01
bowel bag	D0.03cc (Gy)	55.06 ± 0.54	54.90 ± 1.99	55.42 ± 0.73	0.52	< 0.01
	V45Gy (cc)	141.83 ± 47.03	146.39 ± 42.2	141.76 ± 48.22	0.11	0.38
	Dmean (Gy)	10.94 ± 3.79	12.88 ± 4.72	11.22 ± 4.00	< 0.01	< 0.01
femoral head_L	V50Gy (%)	0.01 ± 0.02	0.67 ± 2.37	0.00 ± 0.00	0.89	0.29
	Dmean (Gy)	15.98 ± 1.73	25.21 ± 6.16	17.81 ± 1.73	< 0.01	< 0.01
femoral head_R	V50Gy (%)	0.00 ± 0.01	0.08 ± 0.23	0.00 ± 0.01	0.04	0.04
	Dmean (Gy)	15.51 ± 1.82	25.35 ± 5.73	16.92 ± 2.47	< 0.01	< 0.01
kidney_L	Dmean (Gy)	0.58 ± 2.83	1.04 ± 3.92	0.6 ± 3.55	< 0.01	0.14
kidney_R	Dmean (Gy)	0.65 ± 3.48	1.13 ± 4.24	0.63 ± 3.70	< 0.01	0.39
GI	GI40Gy	1.55 ± 0.08	1.72 ± 0.13	1.53 ± 0.10	< 0.01	< 0.01
	GI30Gy	2.30 ± 0.13	2.90 ± 0.26	2.28 ± 0.15	< 0.01	< 0.01
	GI20Gy	4.64 ± 0.29	5.42 ± 0.43	4.71 ± 0.33	< 0.01	< 0.01
	GI10Gy	9.54 ± 1.33	9.55 ± 1.47	9.30 ± 1.23	0.61	< 0.01