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. Author manuscript; available in PMC: 2016 Jul 1.
Published in final edited form as: Drug Alcohol Depend. 2015 Apr 30;152:68–72. doi: 10.1016/j.drugalcdep.2015.04.014

Table 1.

Covariates included in main analysis models, data years 1990–2010

Model I Model II Model III Model IV
Policy Determinants
  State Indicators X X X X
  Year Indicators X X X X
  State Linear Trends (State×Year) X X X X
State Covariates (Set 1)a
  Average Annual Unemployment Rate X X X X
  Per Capita Income X X X
  Beer Excise Taxes X X X X
  Zero-tolerance Law X X X
  BAC 0.08 Policy X X X
  Marijuana Decriminalization X X X
Individual Demographics
  Age X X X
  Sex X X X
  Race X X X
  Education X X X
State Covariates (Set 2)b
  Citizen Political Orientation X
  Per Capita Mental Health Spending X
  Percent of Uninsured Adults X
  Cigarette Excise Taxes X X
  Smoke-free Air Policy X X
a

Covariates utilized in Anderson et al (2014).

b

Covariates introduced in this report.