Table 1.

Demographics and Clinical Characteristics of the 1999 Large Health Survey of Veterans (LHS) (n=501,161)

Characteristic	Percentage or Mean (standard deviation)
Age	64.1 (12.9)
Race
African American	9.4%
Hispanic	4.8%
Gender, % male	95.9%
Schizophrenia diagnosis	3.1%
Bipolar disorder diagnosis	1.9%
Major depressive disorder diagnosis	7.1%
PTSD diagnosis	6.2%
Alcohol abuse or dependence diagnosis	4.0%
Drug abuse or dependence diagnosis	1.9%
Medical co-morbidity index (number of diagnoses)	4.4 (2.9)
BMI (kg/ m2), mean (SD) (n=548,480)	28. 5 (5.0)
% underweight (BMI < 18.5)	1.0%
% normal weight (BMI 18.5–25.0)	23.2%
% overweight (BMI 25.0–30.0)	44.3%
% obese (BMI >30)	31.5%
% of subjects who have smoked more than 100 cigarettes in lifetime	78.1%
Current smoking
Every day	20.4%
Some days	5.8%
Not at all	73.8%
Frequency of exercise (intense and long enough to work up a sweat)
None	39.9%
Less than once per week	16.7%
1–2 times per week	16.6%
3–4 times per week	14.9%
5 or more times per week	11.9%