Percentage of Adults Who Had Nodded Off or Fallen Asleep
While Driving During Past 30 Days

Subpopulation Unweighted Frequency Weighted Percentage Standard Error Lower 95% Confidence
Limit
Upper 95% Confidence
Limit
TOTAL 163 3.7 0.4 2.9 4.4
GENDER
Female 71 2.5 0.4 1.7 3.2
Male 92 4.9 0.6 3.7 6.2
AGE GROUP
18-24 years 15 5.0 1.3 2.4 7.6
25-34 years 21 3.7 1.0 1.8 5.6
35-44 years 21 4.4 1.2 2.1 6.6
45-54 years 36 4.1 0.8 2.5 5.8
55-64 years 43 4.0 0.8 2.6 5.5
65+ years 27 1.3 0.3 0.8 1.8
ETHNICITY
Non-Hispanic 155 3.8 0.4 3.0 4.5
Hispanic 7 2.8 1.2 0.5 5.1
RACE
White only 138 3.4 0.4 2.7 4.1
Black or African American only 10 8.1 3.1 2.1 14.2
Other race only 8 2.8 1.3 0.2 5.4
More than one race 5 4.6 2.4 0.0 9.4
EDUCATION
Less than high school 9 4.5 1.7 1.3 7.8
High school graduate or G.E.D 43 3.3 0.6 2.1 4.4
Some college 52 3.9 0.7 2.6 5.2
College graduate 59 3.4 0.6 2.3 4.5
ANNUAL HOUSEHOLD INCOME
Less than $15,000 10 2.8 1.3 0.2 5.5
$15,000 to $24,999 30 5.1 1.2 2.8 7.5
$25,000 to $34,999 16 3.7 1.2 1.3 6.2
$35,000 to $49,999 23 3.4 0.9 1.7 5.2
$50,000 or more 69 3.6 0.5 2.5 4.6
EMPLOYMENT STATUS
Employed for wages/Self-employed 119 4.9 0.6 3.8 6.0
Out of work 3 1.9 1.5 0.0 4.9
Homemaker/Student 6 1.3 0.6 0.1 2.5
Retired 24 1.2 0.3 0.7 1.8
Unable to work 11 4.5 1.9 0.8 8.3
AVERAGE HOURS WORKED
None 26 1.3 0.3 0.6 2.0
1 to less than 20 hours 7 2.9 1.4 0.2 5.6
20 hours to less than 40 hours 23 3.6 1.0 1.7 5.5
40 plus hours 88 5.0 0.6 3.7 6.2
MARITAL STATUS
Married/member of an unmarried couple 92 3.0 0.4 2.3 3.7
Divorced/Separated 33 5.9 1.5 3.0 8.8
Widowed 12 1.4 0.4 0.5 2.2
Never married 25 4.9 1.1 2.8 7.1
DISABILITY STATUS
Do not have a disability 110 3.5 0.4 2.6 4.3
Have a disability 52 4.3 0.8 2.7 5.8
POPULATION DENSITY
Frontier 9 3.3 1.4 0.5 6.1
Rural 19 3.4 1.0 1.5 5.2
Densely-settled rural 35 5.6 1.1 3.4 7.9
Semi-Urban 23 3.7 0.9 1.8 5.5
Urban 77 3.1 0.5 2.2 4.0
HEALTH INSURANCE STATUS
Uninsured 21 4.4 1.2 2.1 6.7
Insured 140 3.5 0.4 2.7 4.2
DIABETES STATUS
No diabetes 146 3.8 0.4 3.0 4.6
Have diabetes 17 2.5 0.8 1.0 4.0
CURRENT ASTHMA STATUS
No current asthma 149 3.7 0.4 2.9 4.5
Current asthma 13 3.3 1.1 1.2 5.4
ARTHRITIS STATUS
No arthritis 113 3.8 0.4 2.9 4.6
Have arthritis 49 3.4 0.6 2.2 4.6
MENTAL HEALTH INDICATOR
<14 days mental health NOT good 132 3.3 0.4 2.5 4.0
14+ days mental health NOT good 27 7.0 1.6 3.8 10.3
SMOKING STATUS
Non-smoker 137 3.6 0.4 2.8 4.3
Current smoker 26 4.3 1.0 2.2 6.3
WEIGHT CATEGORY
Normal or Underweight, BMI<25 52 3.4 0.6 2.2 4.6
Overweight, 25<= BMI<30 57 4.2 0.7 2.9 5.5
Obese, BMI>=30 50 3.7 0.7 2.3 5.1
LEISURE TIME PHYSICAL ACTIVITY
Does not participate in leisure time physical activity 45 4.7 0.9 3.0 6.5
Participates in leisure time physical activity 118 3.4 0.4 2.6 4.1
VETERAN STATUS
Did not serve on active duty 135 3.5 0.4 2.8 4.3
Served on active duty 28 4.8 1.1 2.7 6.8

Numerator: Respondents who reported they have nodded off or fallen asleep,
even just for a brief moment, while driving in the past 30 days.
Denominator: All respondents, excluding unknowns and refusals.
On Questionnaire Split B