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. Author manuscript; available in PMC: 2014 Feb 1.
Published in final edited form as: Alcohol Clin Exp Res. 2012 Dec 14;37(2):348–360. doi: 10.1111/j.1530-0277.2012.01935.x

Table 4c.

Linear Regression Statistics: Frequency of Intoxication in the Past Year (N = 160)

Predictor ΔR2 p Model F (df) p Standardized β Bootstrapped p
Step 1. Gender 0.026 .042 4.222 (1, 158) .042 0.163 .085
Step 2. Stim 0.002 .541 2.290 (2, 157) .105 −0.029 .809
Step 3. NEM 0.007 .284 1.913 (3, 156) .130 0.089 .234
Step 4. Stim × NEM 0.024 .049 2.451 (4, 155) .048 0.172 .014
Final R2 0.059

Note. Stim = change score on the Stimulant scale of the Biphasic Alcohol Effects Scale (1.5 h – baseline); NEM = Negative Emotionality, higher-order factor scale on the Multidimensional Personality Questionnaire.