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Trends in smoking habits: a longitudinal population study
P I Frank1, J A Morris, T L Frank
1Department of Medical Statistics, South Manchester University Hospitals NHS Trust, Wythenshawe Hospital, Manchester M23 9LT, UK.
Family Practice
|February 5, 2004
Summary
UK smoking reduction targets showed modest progress over eight years, with overall smoking prevalence decreasing. However, significant reductions were not observed in younger adult populations, highlighting a need for earlier intervention.
Area of Science:
- Public Health
- Epidemiology
- Health Policy
Background:
- UK government established long-term smoking reduction targets in a 1998 White Paper.
- This study evaluates progress towards these targets in adult general practice populations.
- An 8-year longitudinal period (1993-2001) was examined.
Purpose of the Study:
- To assess the effectiveness of smoking reduction strategies over an 8-year period.
- To analyze trends in smoking prevalence and heavy smoking in adult populations.
- To identify age groups where smoking reduction efforts were most and least successful.
Main Methods:
- Postal respiratory questionnaires, adapted from the European Community Respiratory Health Questionnaire, were used.
- Data were collected from patients in two general practices in North West England across four time points (1993-2001).
- Two cohorts were analyzed: a smaller cohort (n=2403) answering all four surveys, and a larger cohort (n=7274) answering at least twice.
Main Results:
- Overall smoking prevalence decreased from 34.2% in 1993 to 30.3% in 2001 (p < 0.001).
- Prevalence of heavy smoking also declined from 15.9% to 13.3% (p < 0.001).
- No significant reductions in smoking were observed among individuals under 45 years old in 1993.
Conclusions:
- Targeting adults for smoking prevention and cessation before middle age is crucial for reducing smoking-related diseases.
- Successful adult smoking interventions are a prerequisite for effective smoking prevention among children.
- Current strategies require enhancement to impact younger adult smoking rates.