Table 1.

Demographics and drinking status over the past 12 months.

		All (n=269)	Men (n=148)	Women(n=121)	Sex difference (P value)	Zero drinkers (n=121)	Drinkers (n=148)	Drinking status difference (P value)
Age at MRI (years)	Median	78.6	78.150	79.100	0.66	79.700	77.550	0.002
	Min- Max	72.1-90.1	72.1-90.1	72.1-90.1		72.3-90.1	72.1-90.1
	Interquartile Range	7.6	7.0	7.7		7.4	7.4
Age at FFQ (years)	Median	77.5	77.500	77.800	0.66	78.900	76.450	0.006
	Min- Max	71.8-90.1	72-90.1	71.8-90.1		72-90.1	71.8-90.1
	Interquartile Range	7.6	7.3	8.0		7.9	6.8
Time between FFQ and MRI (years	Median	0.6	0.53	0.69	0.54	0.66	0.60	0.400
	Min- Max	0.0-8.4	0.0-5.1	0.0-8.4		0.04-8.4	0.0-5.1
	Interquartile Range	1.0	1.07	1.05		1.15	0.97
Years of education	Median	14.0	14.00	14.00	0.16	13.00	14.50	0.009
	Min- Max	11-20	11-20	11-20		11-20	11-20
	Interquartile Range	4.0	6	4		4	5
BMI (Kg/m2)	Median	27.2	27.3250	26.9900	0.72	27.0100	27.2150	0.600
	Min- Max	18.0-43.8	19.1-43.8	18.0-42.6		19.6-42.6	18.0-43.8
	Interquartile Range	5.8	5.65	6.98		5.57	6.19
Smoking history [N(%)]		113 (42%)	70 (47.3%)	43 (35.5%)	<0.0001	42 (34.7%)	71 (47.9%)	0.03
Severity weighted sum of diseases	Median	3.0	3.00	2.00	0.20	4.00	2.00	0.024
	Min- Max	0.0-16	0.0-16	0.0-14		0.0-14	0.0-16
	Interquartile Range	4.0	4	3		4	3

MRI, magnetic resonance imaging; FFQ, food frequency questionnaire; BMI, body mass index.