Table 1.

Characteristics of the study population

	Case (N = 106)		Control (N = 215)		P value
	No.	%	No.	%
Age, mean (SD)	63.2	12.7	54.7	11.8	<0.001
Race					0.009
White	102	96	185	87
Non-White	4	4	28	13
Sex					0.005
Female	91	86	154	72
Male	15	14	61	28
Marital status					0.44
Married	75	71	143	67
Not married	31	29	72	33
Education					<0.001
Less than college	36	34	119	55
College or postgraduation	70	66	96	45
Cigarette smoking					0.03
Yes	12	11	45	21
No	94	89	170	79
BMI, mean (SD)	25.6	6.5	29.5	7.1	<0.001

BMI, body mass index.