Table 1.

Demographics of the subjects included in this study. Age is shown as mean ± standard deviation. For the CT dataset, one subject did not have age information and four subjects did not have gender information.

MRI
Split	Gender	# Volumes (# Slices)	Age (Range)
Train	Male	46 (7360)	44.7 ± 17.7 (17–75)
	Female	40 (6400)	42.9 ± 18.5 (16–87)
	Total	86 (13760)	43.9 ± 18.1 (16–87)
Validation	Male	18 (2880)	37.3 ± 16.8 (18–68)
	Female	15 (2400)	53.2 ± 14.9 (18–79)
	Total	33 (5280)	44.5 ± 17.8 (18–79)
Test	Male	26 (4156)	37.9 ± 14.9 (18–71)
	Female	10 (1584)	53.0 ± 11.9 (31–73)
	Total	36 (5740)	42.1 ± 15.6 (18–73)
Unlabeled	Male	37 (5446)	38.1 ± 16.9 (15–77)
	Female	49 (6686)	52.1 ± 18.5 (14–97)
	Total	86 (12132)	46.1 ± 19.1 (14–97)
CT
Split	Gender	# Slices	Age (Range)
Train	Male	362	68.2 ± 11.4 (20–97)
	Female	343	71.1 ± 10.5 (18–95)
	Total	709	69.6 ± 11.1 (18–97)
Validation	Male	63	69.1 ± 9.5 (32–83)
	Female	69	71.0 ± 11.0 (32–89)
	Total	133	70.1 ± 10.4 (32–89)
Test	Male	18	70.6 ± 11.9 (47–92)
	Female	26	73.1 ± 11.7 (44–93)
	Total	44	72.1 ± 11.9 (44–93)
Unlabeled	Male	3167	51.5 ± 17.1 (18–101)
	Female	4632	51.6 ± 17.1 (18–100)
	Total	7799	51.6 ± 17.1 (18–101)