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. Author manuscript; available in PMC: 2013 Sep 1.
Published in final edited form as: Drug Alcohol Depend. 2012 Jun 2;125(Suppl 1):S44–S50. doi: 10.1016/j.drugalcdep.2012.05.005

Table 2.

NSDUH & NESARC Sample Description, Chi-Squared Comparison Across Groups

NSDUH, n=143016 NESARC, n=42392

Age Whites Blacks Asians Latinos Whites Blacks Asians Latinos
 18 - 34 years old 27.22 35.81 39.97 46.51 *** 27.63 36.42 40.53 47.86 ***
 35 - 49 years old 29.89 32.47 32.51 30.85 30.89 32.76 31.60 30.57
 50 - 64 years old 24.07 20.14 18.32 14.91 22.66 19.08 18.14 13.90
 65 years old or more 18.82 11.58 9.21 7.72 18.82 11.74 9.74 7.66
Sex
 Male 48.20 44.49 47.12 51.18 *** 48.07 43.75 48.26 50.88 ***
 Female 51.80 55.51 52.88 48.82 51.93 56.25 51.74 49.12
Income
 <10k 5.49 14.19 6.87 10.06 *** 8.01 16.73 9.60 12.71 ***
 10k - 20k 10.14 19.24 8.00 20.40 12.03 17.89 11.52 21.67
 20k - 30k 11.22 15.37 9.49 17.06 12.34 15.25 11.24 17.84
 30k - 40k 12.01 13.69 9.47 14.81 12.58 13.43 12.76 13.68
 40k - 50k 12.14 10.99 12.11 12.29 10.47 10.46 8.55 9.18
 50k - 75k 19.81 13.32 19.23 12.93 19.86 14.97 20.58 14.26
 75k+ 29.20 13.19 34.83 12.46 24.71 11.28 25.76 10.66
Marital
 Married 60.03 36.10 60.85 54.04 *** 64.16 42.18 66.68 62.55 ***
 Widowed 6.72 6.97 4.06 3.54 7.10 6.97 5.19 3.14
 Divorced or Separated 12.90 18.14 6.28 12.53 10.75 15.54 4.18 9.70
 Never been married 20.35 38.79 28.81 29.89 17.99 35.31 23.95 24.60
Education
 Less than HS 12.69 21.64 7.86 41.04 *** 11.30 19.44 13.01 38.72 ***
 HS 32.69 36.31 17.46 28.12 30.15 32.22 17.55 25.46
 Some College 25.98 26.45 22.43 18.99 31.15 32.41 23.86 23.90
 College Graduate 28.64 15.61 52.25 11.85 27.40 15.92 45.58 11.91
Insurance
 No 10.44 16.78 13.17 33.11 *** 14.83 22.93 23.24 38.24 ***
 Yes 89.56 83.22 86.83 66.89 85.17 77.07 76.76 61.76
Perceived need
 No 99.41 99.10 99.87 99.09 ***
 Yes 0.59 0.90 0.13 0.91
Lifetime Substance
 No 63.94 77.08 87.19 77.22 ***
 Yes 36.06 22.92 12.81 22.78
Past Year Substance
 No 90.71 90.73 94.57 89.91 *** 90.21 91.86 94.72 91.39 ***
 Yes 9.29 9.27 5.43 10.09 9.79 8.14 5.28 8.61
Heavy Drink/Any Use Drugs without Past Year Substance disorder
 No 91.85 94.30 95.57 92.27 *** 94.81 94.99 94.95 93.71
 Yes 8.15 5.70 4.43 7.73 5.19 5.01 5.05 6.29
Use of Specialty Treatment
 No 99.03 98.28 99.76 98.92 *** 99.06 98.93 99.29 99.14
***

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