Table 1.

Demographic differences in driving after drinking

	Driving after drinking
	No		Yes
Variable	%	n	%	n	χ2 test
Gender					24.58***
Male	80.5	938	19.5	227
Female	87.3	1,470	12.7	213
Age (years)					68.55***
21 and older	76.9	761	23.1	229
Younger than 21	88.6	1,647	11.4	211
Race					8.06**
Caucasian	83.1	1,527	16.9	310
Non-Caucasian	87.1	881	12.9	130
Greek affiliation					46.39***
Greek	75.8	470	24.2	150
Non-Greek	87.0	1,938	13.0	290
Family history of  alcohol abuse					21.44***
FH+	80.2	787	19.8	194
FH−	86.8	1,621	13.2	246

Note. The driving after drinking variable represents driving after more than two drinks. Within each row, the 2% values sum to 100%.

^*p < .05;

^**p < .01;

^***p < .001.