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. Author manuscript; available in PMC: 2012 Apr 1.
Published in final edited form as: Am J Prev Med. 2011 Apr;40(4):468–471. doi: 10.1016/j.amepre.2010.12.008

Table 1.

Binge-drinking prevalence among U.S. adults, BRFSS, 2004–2007

2004
n=303,821
% (95% CI)		 2005
n=356,112
% (95% CI)		 2006a
n=355,710
% (95% CI)		 2007a
n=430,912
% (95% CI)
Women 7.5 ( 7.3, 7.8) 7.1 ( 6.9, 7.3) 10.0 ( 9.7, 10.3) 9.9 ( 9.7, 10.2)
Men 22.7 (22.2, 23.2) 22.0 (21.5, 2.5) 20.7 (20.2, 21.2) 21.5 (21.0, 22.0)
Overall 14.8 (14.6, 15.1) 14.3 (14.0, 14.6) 15.2 (14.9, 15.5) 15.5 (15.3, 15.8)
a

In 2006 the Behavioral Risk Surveillance System (BRFSS) changed the threshold to define binge drinking among women from consuming 5 or more drinks on an occasion to 4 or more drinks on an occasion in the last 30 days.