Risk Factors for Exposure to Second-hand Smoke Among Florida

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Risk Factors for Exposure to Second-hand Smoke
Among Floridas Youth the Results From Florida
Youth Tobacco Survey (FYTS)

Zhaohui Fan, MD, MPH, Youjie
Huang, MD, DrPH, MPH,Marie Bailey, MA,
MSWChronic Disease Surveillance Epidemiology
Section, Bureau of Epidemiology, Florida
Department of Health
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Background

• Second-hand smoke (SHS) is classified as a Group
  A Carcinogen, no safe level of exposure
• Other effects low birth weight, sudden infant
  death, asthma attacks, heart attacks and stroke
• 3rd leading cause of preventable death in U.S.A.
• 53,000 American non-smokers die each year from
  (SHS)
• 800,000 Floridians are exposed to SHS daily

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Purpose

• Overview the trends of tobacco use
• Assess SHS exposure
• Identify the risk factors

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Method

• Data FYTS (1998-2002)
• A two-stage cluster probability sample
• An anonymous, self-administered survey
• Major components tobacco use SHS
• Definition SHS
• Statistical methods
• Weighted data
• 95 CI
• Logistic regression model
• (Multi-variable analysis)

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Figure 1 Percent of Students Having Ever Smoked
Cigarettes (Lifetime Smokers), FL, 1998-2002
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Figure 2 Percent of Students Committed to Being
Never-Smokers, FL, 1998-2002
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Figure 3 Percent of Students Having Smoked
Cigarettes on One or More of the Past 30 Days
(Current Smokers) FL, 1998-2002
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Figure 4 Percent of Students Exposed to
Second-hand Smoke During the Past Seven Days, FL,
1998-2002
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Figure 5 Who Was Smoking When Students Were
Exposed to SHS, FL, 2002
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Figure 6 Where Students Were Exposed to SHS, FL,
2002
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Figure 7 Percent of Students Exposed to SHS
During the Past Seven Days by Demographic
Factors, FL, 2002
NH-W
Female
High
Male
Hisp.
Middle
NH-B
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Figure 8 Percent of Students Exposed to SHS
During the Past Seven Days by Other Risk Factors,
FL, 2002
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Risk Factors of SHS(Logistic Regression Model)
Risk Factors Odds Ratio (95 CI)
Somebody else at home used tobacco 4.1 (4.04.1)
Students who were current smokers 3.7 (3.63.8)
Smoking allowed in the home 2.5 (2.42.5)
Having friends who were tobacco users 2.3 (2.32.4)
Gender Female 1.6 (1.61.6)
Race/Ethnicity NH Whites Hispanics 2.0 (2.02.1) 1.3 (1.31.4)
School level High school 1.3 (1.31.3)
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Figure 9 Second-hand Smoke Exposure and Related
Risk Factors Among Florida Public Middle High
School Students, 1998-2002
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Conclusions

• SHS exposure is decreasing
• Three major sources of SHS
• parents, relatives and friends
• Three major locations of exposure
• homes, restaurants and cars
• Target on risk factors

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Limitations

• Representation of data
• Validity of the responses
• Sampling error