Table 2.

Setup correction values and the resulting vector (total) deviation: Initial patient setup vs. CBCT isocenter at first emergency RT fraction

patient	x (lateral) [cm]	y (longitudinal) [cm]	z (vertical) [cm]	total deviation [cm]
1	−0.16	− 2.82	−2.05	3.49
2	0.45	−1.44	−2.59	3.00
3	−0.04	−4.83	−2.50	5.44
4	0.97	2.54	−1.02	2.90
5	−0.56	−4.66	1.08	4.82
6	−0.06	−1.74	1.88	2.56
7	0.48	−1.39	−4.69	4.92
8	0.10	0.58	−1.89	1.98
9	0.35	−1.20	1.15	1.70
10	1.86	−3.22	3.20	4.91
11	0.60	0.84	1.77	2.05
12	−0.07	−0.13	0.93	0.94
13	−1.06	−3.95	−1.26	4.28
14	0.29	1.98	−3.07	3.66
15	0.11	−3.17	0.25	3.18
16	0.49	−4.36	−1.20	4.55
17	−0.43	−3.03	0.62	3.12
18	−0.66	−6.27	1.18	6.41
Mean	0.15	−2.02	−0.46	3.55