Fully automated volumetric modulated arc therapy planning for locally advanced rectal cancer: feasibility and efficiency

Table 1 Patient characteristics

Patient	Age	Sex	PTV-initial volume[cm³]	PTV-boost volume[cm³]	Tumor site	TNM*
1	45	Male	674.20	64.82	Ra	T3N2M0
2	47	Male	835.88	314.1	RS	T4N2M0
3	45	Male	737.86	198.49	Rb	T4N0M0
4	69	Male	960.23	498.86	Ra-Rb	T3N3M0
5	66	Male	1157.58	149.31	Rb	T3N3M0
6	43	Male	1082.17	309.49	Rb	T4N3M0
7	32	Male	1368.73	400.46	RS	T4N2M0
8	60	Male	909.71	475.31	Ra-Rb	T4N1M0
9	45	Male	834.62	241.53	Rb	T3N3M0
10	66	Male	1055.13	224.14	Rb	T3N3M0
11	47	Male	1252.46	371.59	RS-Ra	T3N3M0
12	80	Male	884.12	249.85	Rb	T3N3M1
13	40	Male	1011.44	265.38	Rb	T3N1M0
14	63	Male	636.49	171.02	Rb	T3N0M0
15	58	Male	1133.94	242.09	Rb	T2N0M0
16	53	Male	1110.99	285.41	RS	T3N0M0
17	70	Male	1120.22	143.99	RS-Ra	T4N0M0
18	59	Male	976.78	295.41	Rb	T3N1M0
19	71	Male	759.86	225.12	Rb	T3N0M0
20	50	Female	676.39	219.22	Rb	T3N0M0
21	63	Female	724.30	242.85	Rb	T3N0M0
22	58	Female	1039.00	289.04	Rb	T4N1M1
23	52	Male	895.36	255.85	Ra-Rb	T3N2M0
24	77	Male	888.98	285.63	Ra-Rb	T3N0M0
25	55	Male	824.67	249.67	Rb	T3N1M0
26	67	Female	980.13	237.07	Ra-Rb	T4N1M1

Abbreviations: PTV, planning target volume; Ra, which is the segment of the rectum from the height of the inferior border of the second sacral vertebra to the peritoneal reflection; Rb, which is the segment of the rectum located below the peritoneal reflection; or P, which is the anal canal; Rs, which is the segment from the height of the sacral promontory to the inferior border of the second sacral vertebra [27]. * 8th edition of UICC [28]

ISSN: 1748-717X