The Prevalence and Associated Factors of Smoking and Smoking-Cessation in Iranian Older Adults: Ardakan Cohort Study on Aging (ACSA).

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Title: The Prevalence and Associated Factors of Smoking and Smoking-Cessation in Iranian Older Adults: Ardakan Cohort Study on Aging (ACSA).
Authors: Delbari, Ahmad (AUTHOR), Akbarzadeh, Isa (AUTHOR), Bidkhori, Mohammad (AUTHOR), Shati, Mohsen (AUTHOR), Tabatabaei, Fatemeh-sadat (AUTHOR), Hooshmand, Elham (AUTHOR)
Source: Substance Use & Misuse. 2026, Vol. 61 Issue 7, p955-963. 9p.
Subjects: Smoking cessation, Cross-sectional method, Self-evaluation, Research funding, Body mass index, Hyperlipidemia, Center for Epidemiologic Studies Depression Scale, T-test (Statistics), Smoking, Multiple regression analysis, Hypertension, Chi-squared test, Descriptive statistics, Odds ratio, Aging, Health behavior, Statistics, Analysis of variance, Iranians, Confidence intervals, Passive smoking, Educational attainment, Mental depression
Geographic Terms: Iran
Abstract: Objectives: This study aimed to assess the prevalence of smoking, exposure to secondhand smoke, former smoking, and associated factors among older adults. Methods: Using data from the cross-sectional phase of the Ardakan Cohort Study on Aging (ACSA), self-reported information on smoking habits, secondhand smoke exposure, and childhood exposure to smoke was analyzed. Logistic regression was employed to evaluate factors influencing being a former smoker, while multinomial logistic regression compared nonsmokers, former smokers, and current smokers. Results: A total of 4,981 individuals participated in the study, revealing that 22.23% of male participants were former smokers, 28.29% were current smokers, while only 0.19% of females were former smokers, and 0.08% were current smokers. The majority of smokers started smoking before the age of 18, with an average pack year of 26.27 and a smoking duration of 30.37 years (95% CI: 29.83 to 31.59). Exposure to secondhand smoke in homes was reported by 30.41% of women and 10.87% of men, while childhood exposure to cigarette smoke was reported by 30.37% of women and 43.29% of men. Smoking status was found to be associated with age, education, BMI, hypertension, hyperlipidemia, neurological disorders, depressive symptoms, and pack year history. Conclusion: The study highlights a high prevalence of both first- and secondhand smoking in the elderly population of Iran, emphasizing the need for targeted interventions. These findings may inform age- and context-appropriate public health strategies targeting older adults, particularly in regions where smoking remains socially embedded and cessation support is limited. [ABSTRACT FROM AUTHOR]
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Database: Psychology and Behavioral Sciences Collection
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Abstract:Objectives: This study aimed to assess the prevalence of smoking, exposure to secondhand smoke, former smoking, and associated factors among older adults. Methods: Using data from the cross-sectional phase of the Ardakan Cohort Study on Aging (ACSA), self-reported information on smoking habits, secondhand smoke exposure, and childhood exposure to smoke was analyzed. Logistic regression was employed to evaluate factors influencing being a former smoker, while multinomial logistic regression compared nonsmokers, former smokers, and current smokers. Results: A total of 4,981 individuals participated in the study, revealing that 22.23% of male participants were former smokers, 28.29% were current smokers, while only 0.19% of females were former smokers, and 0.08% were current smokers. The majority of smokers started smoking before the age of 18, with an average pack year of 26.27 and a smoking duration of 30.37 years (95% CI: 29.83 to 31.59). Exposure to secondhand smoke in homes was reported by 30.41% of women and 10.87% of men, while childhood exposure to cigarette smoke was reported by 30.37% of women and 43.29% of men. Smoking status was found to be associated with age, education, BMI, hypertension, hyperlipidemia, neurological disorders, depressive symptoms, and pack year history. Conclusion: The study highlights a high prevalence of both first- and secondhand smoking in the elderly population of Iran, emphasizing the need for targeted interventions. These findings may inform age- and context-appropriate public health strategies targeting older adults, particularly in regions where smoking remains socially embedded and cessation support is limited. [ABSTRACT FROM AUTHOR]
ISSN:10826084
DOI:10.1080/10826084.2025.2562561