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. Author manuscript; available in PMC: 2019 Dec 1.
Published in final edited form as: Drug Alcohol Depend. 2018 Oct 4;193:75–82. doi: 10.1016/j.drugalcdep.2018.08.021

Table 4:

OLS Regression outcomes for drinks per week, outcomes, and problem drinking as outcomes are listed below in the following tabulation. Model 1 does not include tweeting behavior as an independent variable. Coefficients are not standardized. (Reference dummies include: Gender – Female, Race – Asian, Ethnic – Not Hispanic/Latino):

Regression Criterion Predictor Model 1 Model 2
B p > |z| B p > |z|
Drinks per week Intercept −4.782 0.178 −2.038 0.565
α 2.912 0.0** 2.768 0.0**
Age 0.301 0.098 0.150 0.409
Gender – Male 0.238 0.377 0.374 0.165
Gender – Female to Male −0.806 0.544 0.090 0.950
Race – Black/African American 0.549 0.249 0.451 0.334
Race – Caucasian 0.919 0.029* 0.568 0.184
Race – American Indian/Alaska Native 0.991 0.575 0.889 0.624
Race – More than one 0.491 0.379 0.359 0.514
Race – Other 1.301 0.095 1.142 0.128
Ethnic – Hispanic/Latino 0.012 0.979 0.099 0.825
Proportion of Alcohol Tweets - - 0.252 0.033*
Consequences Intercept −0.306 0.894 −0.314 0.889
α 1.235 0.0** 1.180 0.0**
Age 0.092 0.431 0.087 0.452
Gender – Male −0.238 0.193 −0.169 0.353
Gender – Female to Male −1.273 0.187 −1.059 0.267
Race – Black/African American 0.200 0.536 0.156 0.623
Race – Caucasian 0.365 0.205 0.213 0.462
Race – American Indian/Alaska Native 0.647 0.591 −0.448 0.701
Race – More than one 0.107 0.781 0.007 0.986
Race – Other 0.640 0.221 0.540 0.291
Ethnic – Hispanic/Latino −0.161 0.605 −0.079 0.798
Proportion of Alcohol Tweets - - 0.151 0.032*
Problem Drinking Constant −0.736 0.762 −1.325 0.577
α 0.723 0.0** 0.654 0.0**
Age 0.147 0.233 0.162 0.178
Gender – Male −0.002 0.991 0.167 0.390
Gender – FTM −1.360 0.084 −1.127 0.143
Race – Black/African American −1.102 0.003** −1.028 0.004**
Race – Caucasian −0.028 0.929 −0.114 0.706
Race – American Indian/Alaska Native −0.144 0.880 −0.396 0.662
Race – More than one −0.463 0.252 −0.455 0.239
Race – Other 0.484 0.370 0.397 0.442
Ethnic – Hispanic/Latino −0.564 0.115 −0.476 0.170
Proportion of Alcohol Tweets - - 0.221 0.009**