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 187 3.1 0.3 2.4 3.7
GENDER
Male 92 4.1 0.6 2.9 5.3
Female 95 2.1 0.3 1.5 2.6
AGE GROUP
18-24 Years 4 2.3 1.3 0.0 4.8
25-34 Years 18 4.4 1.1 2.2 6.6
35-44 Years 35 5.1 1.0 3.2 6.9
45-54 Years 41 2.8 0.6 1.7 4.0
55-64 Years 54 2.6 0.4 1.8 3.5
65+ Years 35 1.1 0.2 0.7 1.6
ETHNICITY
Hispanic 8 2.6 1.1 0.4 4.7
Non-Hispanic 179 3.1 0.4 2.4 3.8
RACE
White Only 166 3.1 0.4 2.4 3.8
Black or AA only 10 4.6 1.9 0.9 8.3
Other Race Only 9 2.6 1.0 0.5 4.6
More than one race 0 . . . .
EDUCATION
Less than high school 6 1.5 0.8 0.0 2.9
High school graduate or G.E.D. 59 4.4 0.9 2.7 6.2
Some college 53 3.0 0.6 1.9 4.1
College graduate 69 2.3 0.3 1.7 3.0
ANNUAL HOUSEHOLD INCOME
Less than $15,000 9 1.7 0.8 0.2 3.2
$15,000 - $24,999 27 3.3 0.9 1.6 5.1
$25,000 - $34,999 16 2.2 0.8 0.6 3.8
$35,000 - $49,999 26 3.0 0.9 1.3 4.8
$50,000+ 92 3.4 0.5 2.5 4.4
EMPLOYMENT STATUS
Employed for wages or Self-employed 131 4.3 0.5 3.3 5.3
Out of work 6 1.5 0.9 0.0 3.4
Homemaker or Student 5 1.4 1.0 0.0 3.5
Retired 32 1.1 0.2 0.6 1.5
Unable to work 13 2.8 1.0 0.9 4.7
AVERAGE HOURS WORKED
None 31 1.3 0.6 0.2 2.4
1-19 hours 10 1.8 0.7 0.6 3.1
20-39 hours 20 1.6 0.5 0.7 2.5
40+ hours 105 4.9 0.6 3.6 6.1
MARITAL STATUS
Married or member of an unmarried couple 118 3.5 0.4 2.6 4.3
Divorced or seperated 32 3.0 0.7 1.6 4.5
Widowed 21 2.1 0.6 0.8 3.3
Never married 16 2.4 0.9 0.6 4.2
DISABILITY STATUS
Living with a disability 68 3.3 0.7 1.9 4.7
Living without a disability 119 3.0 0.4 2.3 3.8
POPULATION DENSITY
Frontier 13 2.3 0.7 1.0 3.7
Rural 38 4.8 1.0 2.8 6.8
Densely-settled Rural 35 4.1 1.1 2.0 6.2
Semi-urban 26 2.4 0.7 1.0 3.8
Urban 75 2.6 0.5 1.7 3.5
HEALTH INSURANCE STATUS
Insured 168 3.2 0.4 2.4 3.9
Uninsured 19 2.6 0.8 1.0 4.1
DIABETES STATUS
Have diabetes 19 1.7 0.6 0.5 3.0
No diabetes 168 3.2 0.4 2.5 3.9
CURRENT ASTHMA STATUS
Current asthma 22 3.9 1.2 1.6 6.3
No current asthma 164 3.0 0.4 2.3 3.7
ARTHRITIS STATUS
Have arthritis 73 3.1 0.5 2.0 4.1
No arthritis 113 3.1 0.4 2.3 3.9
SELF-PERCEIVED HEALTH STATUS
Fair or poor health 34 3.1 0.7 1.7 4.5
Excellent, very good or good health 153 3.1 0.4 2.3 3.8
MENTAL HEALTH INDICATOR
14+ days mental health not good 35 4.9 1.2 2.6 7.2
<14 days mental health not good 150 2.9 0.4 2.2 3.6
SMOKING STATUS
Current smoker 26 3.7 1.0 1.7 5.7
Non-smoker 160 2.9 0.3 2.2 3.6
WEIGHT CATEGORY
Normal or Underweight (BMI<25) 41 2.3 0.6 1.2 3.5
Overweight (25<=BMI<30) 64 3.1 0.6 2.0 4.2
Obese (BMI>=30) 75 4.2 0.7 2.8 5.7
LEISURE TIME PHYSICAL ACTIVITY
Participates in leisure time physical activity 138 3.2 0.4 2.4 3.9
Does not participate in leisure time physical activity 48 2.8 0.7 1.4 4.2
AEROBIC AND STRENGTHENING EXERCISE (4 LEVEL)
Met Both Aerobic and Strengthening Guidelines 20 1.9 0.6 0.8 3.0
Met Aerobic Guidelines Only 57 2.9 0.5 1.9 3.9
Met Strengthening Guidelines Only 16 3.2 1.1 1.0 5.4
Did not meet Either Aerobic or Strengthening Guideline 88 3.5 0.6 2.3 4.7
AEROBIC AND STRENGTHENING EXERCISE (2 LEVEL)
Met Both Aerobic and Strengthening Guidelines 20 1.9 0.6 0.8 3.0
Did Not Meet Both Aerobic and Strengthening Guidelines 161 3.3 0.4 2.5 4.0
VETERAN STATUS
Served on active duty 27 3.2 0.8 1.6 4.8
Not served on active duty 160 3.1 0.4 2.3 3.8

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
 
ASKED ONLY TO LANDLINE SURVEY RESPONDENTS