Cal Poly Pomona 21st Birthday Card

Drinking Social Norms and Alcohol Use Safety Tips

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These pages show materials and results for development through evaluation of a 21st birthday drinking birthday card intervention.

Front and inside of folded card, and back of unfolded card
Summary for CSU Student Research Contest
PowerPoint Presentation	Download PowerPoint Presentation
Survey forms for 21st birthday drinking norms (for students under 21, and 21 and over) and Birthday Card Follow-up Questionnaire
Results from survey for norms	Post 21st Birthday Card Follow-up Results

Number of drinks they expected to drink on the day they celebrated their birthdays.

Gender	Received Card?	Mean	N	Std. Dev.
Female	Yes	2.08	24	2.21
	No	1.85	27	2.55
Male	Yes	3.90	21	3.55
	No	2.20	15	3.14

Number of drinks they did drink on the day they celebrated their birthdays.

Gender	Received Card?	Mean	N	Std. Dev.
Female	Yes	1.54*	24	2.13
	No	2.37*	27	3.44
Male	Yes	3.29	21	3.29
	No	2.20	15	3.41

* Sig. at p <.05

Expected drinks minus actual drinks.

Gender	Received Card?	Mean	N	Std. Dev.
Female	Yes	-0.54	24	2.12
	No	0.52	27	2.77
Male	Yes	-0.52*	21	2.73
	No	0.00*	15	1.51

* Sig at p <.05