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. Author manuscript; available in PMC: 2010 Jun 17.
Published in final edited form as: Addict Behav. 2008 Nov 24;34(4):352–359. doi: 10.1016/j.addbeh.2008.11.011

Table 3.

Regression results for alcohol use as a function of demographics, athletic identity, and descriptive norms for typical students and athletes

Predictor B Std. error β t d
Step 1: R2=.029***
    Gendera 1.302 0.397 0.098 3.282** 0.198
    Campusb –1.547 0.442 –0.109 –3.503*** –0.212
    Ethnicityc 0.960 0.527 0.057 1.820 0.110
Step 2: R2=.030, R2 Δ=.001
    Athletic identity 0.245 0.248 0.030 0.987 0.060
Step 3: R2=.173***, R2 Δ=.143
    Norm: college student 0.194 0.018 0.342 10.829*** 0.655
    Norm: college athlete 0.073 0.024 0.093 2.992** 0.181
Step 4: R2=.186*, R2 Δ=.013
    Gender×athletic identity –0.043 0.036 –0.055 –1.216 –0.074
    Gender×norm: college student –0.012 0.050 –0.011 –0.234 –0.014
    Gender×norm: college athlete 0.131 0.483 0.010 0.271 0.016
    Athletic identity×norm college student –0.035 0.022 –0.050 –1.599 –0.097
    Athletic identity×norm college athlete 0.111 0.030 0.117 3.737*** 0.227
Step 5: R2=.190, R2 Δ=.004
    Gender×norm: college student×ID 0.032 0.044 0.034 0.744 0.045
    Gender×norm: college athlete×ID 0.105 0.062 0.088 1.702 0.103

Note. B=Unstandardized coefficient.

β=Standardized coefficient (beta). d=effect size estimate.

***

p<.001.

**

p<.01.

*

p<.05.

p<.1.

a

Gender was coded Female=0, Male=1.

b

Campus was coded Rural=0, Urban=1.

c

Ethnicity was coded Non-Caucasian=0, Caucasian=1.