Table 2.

Mean, standard deviation, median, Q1 (lower quartile), Q3 (upper quartile), and P-value (Wilcoxon signed-rank test) for initial tumour position error (ITPE), TPE using our model (MTPE), validation results with simulated noise (Val.), initial X-axis (left/right), Y-axis (anterior/posterior) and Z-axis (superior/inferior) distance (IX-axis, IY-axis, and IZ-axis), X-axis, Y-axis and Z-axis distance using our model (MX-axis, MY-axis, and MZ-axis) across 120 (15$\times$8) cases.

	Mean	SD	Median	Q1	Q3	P-value
ITPEs (mm)	2.13	1.84	1.50	0.80	2.73	$<$ 0.001
MTPEs (mm)	1.29	0.84	1.08	0.72	1.56
Vals. (mm)	1.33	0.83	1.13	0.81	1.67	0.215
IX-axis (mm)	0.53	0.52	0.44	0.19	0.70	0.048
MX-axis (mm)	0.49	0.46	0.37	0.20	0.62
IY-axis (mm)	0.84	0.96	0.50	0.24	1.07	$<$ 0.001
MY-axis (mm)	0.65	0.71	0.51	0.20	0.80
IZ-axis (mm)	1.63	1.68	0.98	0.39	2.25	$<$ 0.001
MZ-axis (mm)	0.78	0.59	0.64	0.33	1.04