Binge Drinking in Michigan Michelle L
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Binge Drinking in Michigan Michelle L. Cook, MPH Michigan Department of Community Health Introduction Results Underage Binge Drinking Alcohol abuse has been associated with serious health problems, such as cirrhosis Table 1: Prevalence of Binge Drinking and Mean Number of Alcoholic Table 1: The averaged 2003-2004 prevalence rate for binge drinking Table 2: Binge Drinking Characteristics by Age Group of the liver, high blood pressure, stroke, and some types of cancer, and has been Beverages Consumed by Demographic Characteristics decreased with age from 27.9% of those aged 18-34 years to 6.4% of those 2003-2004 Michigan BRFS shown to increase the risk of motor vehicle accidents, injuries, violence, and 2003-2004 Michigan BRFS aged 55 years and older. Men were more likely than women (26.0% vs. Underage # of Alcoholic a 21+ Year Olds suicide.1-3 In Michigan, the percent of fatal motor vehicle crashes that involved 9.5%) and Whites were more likely than Blacks (18.7% vs. 9.5%) to have (18-20 Year Olds) Beverages Consumed Binge Drinking 4 Binge Drinkinga 95% 95% any alcohol was 38.0% in 2004. During Last Binge engaged in binge drinking. College graduates were less likely to have binge Characteristics Demographic Estimate Confidence Estimate Confidence Drinking Occasion drank in the past month. Characteristics Interval Interval The mission of the Michigan Office of Drug Control and Policy (ODCP) is to 95% 95% Among binge drinkers, the mean number of alcoholic beverages consumed Binge Drinking “reduce the abuse of alcohol, drugs and other substances and related criminal % Confidence Mean Confidence during their last binge drinking occasion was 7.9 drinks, consisting of 5.4 Percent 26.5 (20.8 - 33.1) 16.9 (15.9 - 18.0) activity and violence.”5 ODCP and other stakeholders in the State Epidemiology Interval Interval Mean Occasions in Past Total 17.4* (16.4 - 18.5) 7.9 (7.6 - 8.3) beers, 0.6 glasses of wine, and 1.9 drinks with liquor. Younger adults, men, 1.0 (0.7 - 1.4) 0.7 (0.6 - 0.8) Workgroup (SEW) are in the process of developing and implementing a strategic Month Age and those with a lower household income and education level had a higher prevention framework that: Total Alcohol Consumption 18 - 34 27.9 (25.5 - 30.5) 8.8 (8.2 - 9.4) mean number of alcoholic beverages. 1. prevents the onset and reduces the progression of substance Percent 35 - 54 17.8* (16.3 - 19.3) 7.2 (6.9 - 7.5) abuse; 5 drinks 11.8 (5.2 - 24.7) 29.7 (26.5 - 33.0) 55 + 6.4 (5.6 - 7.4) 6.6 (6.1 - 7.1) 2. reduces substance abuse-related problems in communities; and 6-7 drinks 26.0 (15.2 - 40.9) 36.3 (32.9 - 39.7) Gender Figure 2: Mean Number of Alcoholic Beverages Consumed on Last 3. builds prevention capacity and infrastructure at the state and 8-11 drinks 25.5 (15.1 - 39.8) 21.9 (19.1 - 25.1) Male 26.0* (24.3 - 27.8) 8.3 (7.9 - 8.7) Binge Drinking Occas io n by Number o f Binge Drinking Occas io ns in community levels.5 12+ drinks 36.7 (23.7 - 51.9) 12.2 (9.8 - 15.0) Female 9.5 (8.6 - 10.6) 6.9 (6.6 - 7.3) the P revio us Mo nth Mean 11.0 (9.4 - 12.6) 7.6 (7.3 - 8.0) Race Michigan, 2003-2004 How Alcohol Was Acquired (%) White 18.7* (17.6 - 19.9) 7.8 (7.5 - 8.1) 14 . 0 b Somebody Else 83.2 (70.0 - 91.3) 13.1 (10.9 - 15.7) Objectives Black 11.1 (8.6 - 14.1) 7.8 (5.5 - 10.1) Self Bought it at a Store 12.3 (5.5 - 25.2) 54.4 (50.7 - 57.9) 12 . 0 Education Self Bought it at a Bar 4.5 (1.4 - 13.9) 30.2 (27.0 - 33.7) High school graduate 18.5 (16.9 - 20.2) 8.4 (7.8 - 9.0) 10 . 0 Other 0b 2.3 (1.5 - 3.5) • To examine demographic associations and behaviors related to binge drinking or less Place of Last Binge Drinking among Michigan adults. Some college 18.9 (17.0 - 20.9) 7.9 (7.4 - 8.5) 8.0 Occasion (%) College graduate 14.5* (13.0 - 16.2) 7.0 (6.5 - 7.4) 6.0 Home 28.6 (17.2 - 43.7) 37.8 (34.4 - 41.4) • To provide feedback to the SEW concerning specific characteristics of alcohol Household Income 11. 0 Consumed 8.7 Somebody Else's Home 56.8 (42.0 - 70.5) 18.7 (16.0 - 21.8) consumption in Michigan. < $35,000 17.3 (15.5 - 19.2) 8.6 (7.9 - 9.4) 4.0 7.9 7.7 6.8 Restaurant 1.8 (0.3 - 11.5) 7.8 (6.2 - 9.9) ≥ $35,000 19.1* (17.7 - 20.5) 7.5 (7.1 - 7.8) 2.0 Bar/Club 7.0 (2.5 - 18.1) 25.3 (22.2 - 28.6) a Caution needs to be used with interpreting these averaged estimates because there were a Public Place 1.3 (0.2 - 8.7) 4.4 (3.2 - 6.1) few significant differences between the 2003 and 2004 prevalence estimates among Michigan AlcoholicMean # of Beverages 0.0 Methods and some demographic groups (noted with an astericks). Results from the binge drinking Other 4.5 (1.0 - 18.5) 6.0 (4.6 - 7.7) module did not vary between years. 1 time 2 times 3-4 times 5-8 times 9+ times Drove After Last Binge b • The Michigan Behavioral Risk Factor Surveillance System (BRFSS) is a Mean may be unstable due to a sample size of less than 50 respondents (n=49). Numbe r of Binge Drinking Occ as io ns in the P revio us Mo nth Drinking Occasion (%) Yes 9.0 (3.3 - 22.3) 13.8 (11.5 - 16.4) statewide telephone survey of the non-institutionalized, civilian population who a Estimates may be unstable due to a sample size of less than 50 respondents (n=48), except for the lived in a household with a residential phone line. binge drinking section (n=227). Figure 2: Those adults who had more binge drinking occasions drank, on average, more alcoholic beverages during their last occasion. An estimated b • The optional binge drinking module was added the Michigan Behavioral Risk Nobody aged 18-20 years who binge drank in the past month reported "other" as a way of getting 85.7% (75.9-91.9) of those who binge drank nine or more times in the past month were also defined as heavy drinkers (consuming on average more most of their alcohol during their last binge drinking occasion. Factor Survey (BRFS) in 2003 and 2004. than two alcoholic beverages per day for men or more than one alcoholic beverage per day for women). • Data from the 2003 and 2004 binge drinking module were combined using SPSS (v. 10.0.5). Table 2: Underage adults (aged 18-20 years) were more likely to Figure 3: Where Adults Drank Most of Their Alcohol the Last Figure 4: Drove Mo to r Vehicle During o r Within a Co uple o f have binge drank in the previous thirty days compared to those • SUDAAN 9.0.1 was used in a combined-year analysis of the 2003 and 2004 Time They Binge Drank Ho urs After Las t Binge Drinking Occas io n by Where Adults aged 21 years and older (26.5% vs. 16.9%). During their last binge drinking module for all population proportional estimates and statistical Michigan, 2003-2004 Drank Most of Their Alcohol binge drinking occasion, underage adults consumed a higher tests. Michigan, 2003-2004 number of alcoholic beverages on average (11.0 vs. 7.6). An Their Ho me • From the binge drinking module, the range of alcoholic beverages consumed 30.0 estimated 12.3% of underage adults bought most of their alcohol 37.1% (33.8 - 40.6) was 0-44 drinks (n=1,109). Any adult who reported less than five alcoholic 25.0 at a store with an additional 4.5% having bought it at a bar. beverages were excluded from the analyses (n=86). 20.0 So mebo dy Els e's Ho me • Estimates were weighted to adjust for the probabilities of selection and a post- 21.9% (19.0 - 25.1) % 15 . 0 5.3 21.5 stratification weighting factor that adjusted for the distribution of Michigan Other 10 . 0 18 . 3 Discussion 13 .3 adults by age, sex, and race/ethnicity at the state level. 5.8% (4.5 - 7.6) 5.0 14 .1 P ublic P lac e 0.0 Since 1984, binge drinking in the BRFSS has been defined as consuming five or 4.2% (3.0 - 5.7) Restaurant Total Their Home Somebody Restaurant Bar/Club more alcoholic beverages on at least one occasion in the past 30 days. Based on Definitions Bar / Club 7.3% (5.8 - 9.2) Else's Home previous studies concerning alcohol effects by gender, the World Health 23.7% (20.8 - 26.8) 6 7 Where Adults Drank Mo s t o f Their Alco ho l During Las t Binge Organization and the National Institute on Alcohol Abuse and Alcoholism have adopted a new gender-specific definition of binge drinking in 2000 and 2004, • Binge Drinking: The consumption of five or more alcoholic beverages (one respectively.