Evaluating the impact of possible interobserver variability in CBCT-based soft-tissue matching using TCP/NTCP models for prostate cancer radiotherapy

Table 1 The couch shifts relative to the resulting patient position of prostate alignment. LR refers to left–right, SI refers to superior-inferior, and AP refers to anterior–posterior

Potential patient positions	LR (mm)	SI (mm)	AP (mm)
P01	− 2	− 2	− 2
P02	− 2	− 2	0
P03	− 2	− 2	2
P04	− 2	0	− 2
P05	− 2	0	0
P06	− 2	0	2
P07	− 2	2	− 2
P08	− 2	2	0
P09	− 2	2	2
P10	0	− 2	− 2
P11	0	− 2	0
P12	0	− 2	2
P13	0	0	− 2
P14	0	0	0
P15	0	0	2
P16	0	2	− 2
P17	0	2	0
P18	0	2	2
P19	2	− 2	0
P20	2	− 2	− 2
P21	2	− 2	0
P22	2	0	2
P23	2	0	− 2
P24	2	0	0
P25	2	2	2
P26	2	2	− 2
P27	2	2	0

ISSN: 1748-717X