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Table 1 Distribution of selected characteristics among adults aged ≥18 years, behavioral risk factor surveillance system, 2009

From: Association between perceived insufficient sleep, frequent mental distress, obesity and chronic diseases among US adults, 2009 behavioral risk factor surveillance system

Characteristic n1 %2 (95% CI)2
Total 375,653 100.0  
Age, years
  18-24 11,038 11.4 (11.1-11.7)
  25-34 31,443 18.0 (17.7-18.3)
  35-44 52,819 19.2 (18.9-19.4)
  45-64 161,886 34.4 (34.1-34.7)
  ≥65 118,467 17.0 (16.8-17.2)
Sex
  Men 147,785 50.3 (50.0-50.7)
  Women 227,868 49.7 (49.3-50.0)
Race/Ethnicity
  Non-Hispanic White 305,878 70.8 (70.4-71.1)
  Non-Hispanic Black 28,539 9.9 ( 9.7-10.2)
  Hispanic 21,094 12.7 (12.4-13.0)
  Non-Hispanic others 20,142 6.6 ( 6.4- 6.8)
Education Attainment
  Less than a high school graduate 32,053 9.7 ( 9.5-10.0)
  High school graduate or GED 111,589 28.0 (27.7-28.4)
  Some college 102,119 26.9 (26.6-27.2)
  College graduate 129,892 35.3 (35.0-35.6)
Mental Distress, days/last 30 days
  0 258,295 65.5 (65.1-65.9)
  1-13 78,401 23.9 (23.5-24.3)
  14 38,957 10.6 (10.4-10.8)
Body Mass Index, kg/m 2
  Underweight (<18.5) 5,843 1.7 (1.6-1.8)
  Normal Weight (18.5-24.9) 125,397 34.5 (34.2-34.8)
  Overweight (25.0-29.9) 137,753 36.3 (36.0-36.6)
  Obese (≥30.0) 106,660 27.5 (27.2-27.8)
Diabetes 44,607 8.9 (8.7-9.1)
Coronary Heart Disease 33,735 6.1 ( 6.0- 6.2)
Stroke 14,744 2.5 ( 2.4- 2.6)
High Blood Pressure 145,719 29.2 (29.0-29.5)
Asthma 48,601 13.4 (13.2-13.7)
Arthritis 138,360 25.9 (25.6-26.1)
Number of chronic diseases
  None 138,802 48.3 (48.0-48.6)
  1 114,143 28.7 (28.4-29.0)
  2 74,356 14.6 (14.4-14.8)
  3 34,004 6.0 ( 5.9- 6.1)
  ≥4 14,348 2.4 ( 2.3- 2.5)
Insufficient Sleep, days/last 30 days
  0 137,314 30.6 (30.3-30.9)
  1-13 146,218 42.0 (41.7-42.4)
  14-29 54,998 17.0 (16.8-17.2)
  30 37,123 10.4 (10.2-10.6)
  1. 1Unweighted sample size.
  2. 2Percentages and 95% confidence interval (CI) were calculated using sampling weights.