Table 2.

Categorization of Days Drinking and Number Drinks, Peak Number Drinks and Peak and Mean BACs in Past 30 Days by Gender

	Male	Female
Number of days drinking past 30 days	No drinking	No drinking
	1 to 2 days drinking	1 day drinking
	≥3 days drinking	≥2 days drinking
Number of drinks in past 30 days	No drinks	No drinks
	1 to 10 drinks	1 drink
	≥11 drinks	≥2 drinks
Peak number of drinks per episode in past 30 days	No drinks	No drinks
	1 to 4 drinks	1 drink
	≥5 drinks	≥2 drinks
Peak level of BAC in past 30 days	<0.109	<0.0106
	>0.109	<0.0106
Mean BAC in past 30 days	<0.081	<0.0089
	>0.081	>0.0089