Table 2.

Parental communications predicting number of drinks, heavy alcohol consumption, estimated peak blood alcohol concentration, and negative consequences (spring sophomore year)

Fixed effects	Total number of drinks event rate ratioa [CI]	Excessive drinking ORa [CI]	Estimated BAC coefficientb (SE)	Negative consequences event rate ratioc [CI]
Average outcome over 14 days
Intercept	0.79 [0.55, 1.14]	0.14 [0.08, 0.23]	0.14 (0.01)	0.20 [0.11, 0.38]***
Average parental communication	0.94 [0.54, 1.65]	0.77 [0.33, 1.79]	−0.01 (0.02)	0.88 [0.32, 2.42]
Male gender	1.06 [0.81, 1.38]	0.90 [0.61, 1.31]	−0.02 (0.01)†	1.68 [1.14, 2.48]*
Zero tolerance	0.57 [0.35, 0.92]*	0.43 [0.22, 0.84]*	−0.02 (0.02)	0.96 [0.44, 2.07]
Harm reduction	1.54 [1.08, 2.21]*	1.52 [0.93, 2.49]†	−0.01 (0.01)	1.39 [0.80, 2.42]
Mixed message	0.88 [0.56, 1.41]	0.77 [0.41, 1.43]	−0.03 (0.01)†	0.96 [0.46, 1.99]
Average fluctuations in daily parental communication intercept	1.09 [0.87, 1.37]	1.35 [0.88, 2.09]	−0.01 (0.01)	0.69 [0.37, 1.29]

Notes: CI = 95% confidence interval; OR = odds ratio.

^an = 585 participants, n = 3,054 days;

^bn = 343 participants, n = 800 days;

^cn = 347 participants, n = 808 days.

^†p < .10;

^*p < .05;

^***p < .001.