Table 5.

The correlation between the position estimates of the two contouring methods in the two dimensions of motion was investigated, and the correlation coefficients are presented for each of the six sites

		Correlation Coefficient		p‐value Testing Null Hypothesis of no Correlation
Site Number	Site Type	Craniocaudal	Anterior–Posterior	Craniocaudal	Anterior–Posterior
Site 1	GTV	0.97	0.39	$<1\times {10}^{-10}$	$9.5\times {10}^{-3}$
Site 2	Liver	0.63	0.22	$1.2\times {10}^{-5}$	0.17
Site 3	GTV	0.96	0.50	$<1\times {10}^{-10}$	$<1\times {10}^{-10}$
Site 4	Kidney	0.92	0.90	$<1\times {10}^{-10}$	$<1\times {10}^{-10}$
Site 5	GTV	0.37	0.04	0.01	0.8
Site 6	Kidney	0.98	0.62	$<1\times {10}^{-10}$	$1.3\times {10}^{-6}$