. Author manuscript; available in PMC: 2023 Dec 1.

Published in final edited form as: Exp Clin Psychopharmacol. 2021 Nov 4;30(6):809–819. doi: 10.1037/pha0000526

Table 5.

Regression of Protective Behavioral Strategies (PBS), Heavy Drinking Episodes, and Alcohol-Related Problems on Drinking Motives While Controlling for Motivations for Drinking Responsibly

	Study 1
	PBS		Heavy Episodes		Problems

Predictor	ΔR²	β	ΔR²	β	ΔR²	β

Step 1	.198^**		.039^**		.084^**
Autonomous		.254^**		−.109^*		−.272^**
Introjected		.236^**		−.075		−.018
External		.011		.091^*		.123^**
Amotivation		−.076		.061		.002
Step 2	.176^**		.188^**		.216^**
Social		−.164^**		.106		.129^*
Coping		−.096^*		.084		.235^**
Enhancement		−.268^**		.162^**		.209^**
Conformity		−.020		.081		.117^**

	Study 2
	PBS		Heavy Episodes		Problems

Predictor	ΔR²	β	ΔR²	β	ΔR²	β

Step 1	.130^**		.048^**		.082^**
Autonomous		.218^**		−.091^**		−.180^**
Introjected		.160^**		−.068^*		−.007
External		−.061^**		.057^**		.204^**
Amotivation		−.063^**		.125^**		.105^**
Step 2	.022^**		.076^**		.139^**
Social		.005		.082^**		.115^**
Coping - Anxiety		.031		−.050		−.010
Coping - Depression		−.069^*		.147^**		.219^**
Enhancement		−.127^**		.184^**		.117^**
Conformity		−.020		−.120^**		.056^**

Note.

p < .05

^**

p < .01