Table 1.

Mean and standard deviation of DSC, sensitivity, specificity, HD95, MSD, and RMSD. The minimum and maximum values are listed in parentheses

	Esophagus	Heart	Left lung	Right lung	Spinal cord
DSC	0.75 ± 0.08	0.87 ± 0.05	0.97 ± 0.01	0.97 ± 0.01	0.90 ± 0.04
	(0.55, 0.89)	(0.72, 0.95)	(0.92, 0.99)	(0.93, 0.99)	(0.81, 0.95)
Sensitivity	0.74 ± 0.10	0.89 ± 0.07	0.97 ± 0.02	0.96 ± 0.02	0.93 ± 0.03
	(0.48, 0.92)	(0.66, 0.97)	(0.91, 0.998)	(0.90, 0.99)	(0.86, 0.97)
Specificity	0.9997 ± 0.0001	0.9977 ± 0.0020	0.9989 ± 0.0010	0.9992 ± 0.0007	0.9998 ± 0.00001
	(0.9993, 0.9997)	(0.9922. 0.9999)	(0.9946, 0.9999)	(0.9969, 0.9999)	(0.9996, 0.99995)
HD95 (mm)	4.52 ± 3.81	4.58 ± 3.67	2.07 ± 1.93	2.50 ± 3.34	1.19 ± 0.46
	(1.58, 17.56)	(1.33, 15.77)	(0.67, 9.43)	(0.33, 16.58)	(0.67, 3.50)
MSD (mm)	1.05 ± 0.66	1.49 ± 0.85	0.61 ± 0.73	0.65 ± 0.53	0.38 ± 0.27
	(0.46, 2.83)	(0.40, 3.62)	(0.16, 4.62)	(0.13, 2.43)	(0.15, 1.51)
RMSD (mm)	2.24 ± 1.36	3.14 ± 2.19	2.12 ± 2.32	2.66 ± 2.46	0.82 ± 0.85
	(0.82, 6.03)	(0.82, 8.39)	(0.46, 14.24)	(0.35, 10.24)	(0.33, 3.95)

DSC: dice similarity coefficient; HD95: 95% Hausdorff distance; MSD: mean surface distance; RMSD: residual mean square deviation.