Table 2.

Whole brain and ventricular data for all groups

	Controls	DLB	Mixed	AD	FTLD-U	PSP	CBD	P values
Scan	1.4	1.3	1.2	1.4	1.2	2.0	1.0	NS
interval	(1.0, 2.7)	(1.0,2.5)	(0.8, 2.7)	(0.6,2.6)	(0.5,2.2)	(1.4,3.5)	(0.9,1.1)
Whole	−0.3	−0.4	−1.3	−1.1	−1.7	−1.0	−2.3	<0.0001
brain BSI	(1.2, −0.8)	(0.7, −2.1)	(0.6, −2.8)	(0.4, −3.8)	(−0.9,−5.6)	(−0.8,−1.5)	(−1.9,−5.5)
Ventricular	3.1	4.8	7.2	8.3	9.6	10.9	16.2	<0.0001
BSI	(−2.8,7.5)	(0.5, 12.6)	(5.1, 17.8)	(2.4, 16.0)	(8.6,33.7)	(6.9,13.4)	(11.2,32.4)

Data is shown as median (range). Negative rates represent a decrease in volume over time, whereas positive rates represent an increase in volume. P values are calculated using the Kruskal-Wallis test.