Smoking and Visual Impairment in Older Adults
Author Information
Author(s): Zhang Xinzhi MD, PhD, Kahende Jennifer PhD, Fan Amy Z. MD, PhD, Li Yan MD, MPH, Barker Lawrence PhD, Thompson Theodore J. MS, Saaddine Jinan B. MD, MPH, Mokdad Ali H. PhD
Primary Institution: Centers for Disease Control and Prevention
Hypothesis
What is the association between smoking and visual impairment among older adults with age-related eye diseases?
Conclusion
Smoking is linked to self-reported visual impairment among older adults with age-related eye diseases, particularly cataract and age-related macular degeneration.
Supporting Evidence
- Current smokers with age-related eye diseases had a higher prevalence of visual impairment (48%) compared to former smokers (41%) and never smokers (42%).
- Current smokers with cataract were more likely to have visual impairment than never smokers (44% vs 40%).
- Current smokers with age-related macular degeneration had a higher prevalence of visual impairment compared to never smokers (65% vs 57%).
Takeaway
Smoking can make it harder for older people to see well, especially if they have certain eye diseases.
Methodology
Analyzed BRFSS data from 2005-2008 on older adults with age-related eye diseases using multivariate logistic regressions.
Potential Biases
Social desirability bias may have influenced smoking status reporting.
Limitations
Self-reported data may differ from clinical measurements, and the study is cross-sectional, limiting causal inference.
Participant Demographics
Participants were older adults (age ≥50) with age-related eye diseases, including cataract, glaucoma, AMD, and diabetic retinopathy.
Statistical Information
P-Value
P < .05
Statistical Significance
p<0.05
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