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. Author manuscript; available in PMC: 2014 Jun 1.
Published in final edited form as: J Safety Res. 2013 Feb 8;45:117–125. doi: 10.1016/j.jsr.2013.01.007

Table 1.

Descriptive Statistics

N Mean Std. dev. Min. Max.
Dependent Variables
 Legal consequences
  DD 1,516 1.121 1.471 0 4
  Arrested or cited for DWI Cited for speeding 15 1,516 0.033 0.179 0 1
  mph > the speed limit 1,516 0.139 0.346 0 1
 Subjective beliefs (next year)
  Stopped 1,226 0.053 0.119 0 1
  Stopped if DD 745 0.189 0.202 0 1
  Stopped if DD (3rd) 1,229 0.099 0.137 0 0.95
  Convicted if stopped 686 0.401 0.421 0 1
  Convicted if stopped (3rd) 1,228 0.607 0.324 0 1
 Subjective beliefs about penalties conditional on conviction (next year)
  Fine 520 0.898 0.219 0 1
  Fine (3rd) 1,224 0.916 0.178 0 1
  Fine amount 503 1,036 1,177 0 9,000
  Fine amount (3rd) 1,198 960.50 1,168 0 9,000
  Jail 517 0.322 0.332 0 1
  Jail (3rd) 1,215 0.289 0.280 0 1
  Days in jail 460 30.20 68.82 0 720
  Days in jail (3rd) 1,214 50.85 170.25 0 3,000
Explanatory Variables
 Race/Gender
  White male 1,516 0.437 0.496 0 1
  Black male 1,516 0.040 0.195 0 1
  White female 1,516 0.441 0.497 0 1
  Black female 1,516 0.082 0.275 0 1
 Drinker type
  Binge drinker 1,516 0.404 0.491 0 1
  Heavy drinker 1,516 0.045 0.207 0 1
  Heavy binge drinker 1,516 0.239 0.427 0 1
 Demographic characteristics
  Educational attainment (yrs.) 1,516 15.49 1.986 11 18
  Married 1,516 0.460 0.499 0 1
  Age 1,516 42.76 12.53 18 82
 Income
  Income (‘00000s) 1,516 0.764 0.647 0 3.5
  Income missing 1,516 0.017 0.130 0 1
 Location
  Raleigh 1,516 0.377 0.485 0 1
  Hickory 1,516 0.065 0.246 0 1
  Philadelphia 1,516 0.113 0.316 0 1
  Wilkes-Barre 1,516 0.050 0.218 0 1
  Seattle 1,516 0.154 0.361 0 1
  Yakima 1,516 0.035 0.184 0 1
  Milwaukee 1,516 0.119 0.324 0 1
  LaCrosse 1,516 0.088 0.283 0 1

omitted reference group in regressions