Table 1.

Median, mean, and standard error of the mean (SEM) of the Dice score, measuring the overlap of the automatic and manual LC regions.

Method	Input	Cross-validation Dice score		External validation Dice score
		(median)		(median)
		(mean ± SEM)		(mean ± SEM)
		Left LC	Right LC	Left LC	Right LC
ELV	Phase	0.62	0.644	0.04	0.11
		0.61 ± 0.01	0.64 ± 0.02	0.09 ± 0.04	0.11 ± 0.03
	Phase + image	0.63	0.643	0.04	0.11
		0.62 ± 0.02	0.63 ± 0.02	0.09 ± 0.04	0.11 ± 0.03
	Phase + nmz	0.61	0.636	0.04	0.11
		0.61 ± 0.02	0.63 ± 0.02	0.10 ± 0.04	0.12 ± 0.03
U-Net	Image	0.65	0.61	0.00	0.00
		0.61 ± 0.03	0.60 ± 0.02	0.00 ± 0.00	0.02 ± 0.02
	nmz	0.670	0.63	0.22	0.20
		0.63 ± 0.02	0.60 ± 0.02	0.20 ± 0.02	0.20 ± 0.02
	Phase	0.64	0.636	0.00	0.22
		0.62 ± 0.03	0.61 ± 0.02	0.07 ± 0.05	0.26 ± 0.03
	Image + phase	0.63	0.60	0.00	0.00
		0.64 ± 0.02	0.58 ± 0.03	0.00 ± 0.00	0.00 ± 0.00
	nmz + phase	0.62	0.63	0.13	0.29
		0.59 ± 0.03	0.62 ± 0.02	0.16 ± 0.02	0.29 ± 0.02
Atlas-based	nmz	-		0.27	0.35
				0.21 ± 0.06	0.25 ± 0.06

The highest value in each column is shown in bold.