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The Motivation for Alcohol Reward: Predictors of Progressive-Ratio Intravenous Alcohol Self-Administration in Humans

The Motivation for Alcohol Reward: Predictors of Progressive-Ratio Intravenous Alcohol Self-Administration in Humans

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Alcohol consumption, drinking pattern, and self-reported visual impairment.

Amy Z Fan¹, Yan Li, Xinzhi Zhang

¹Office of Surveillance, Epidemiology and Laboratory Services (OSELS), Centers for Disease Control and Prevention, Atlanta, GA 30341, USA. afan@cdc.gov

Ophthalmic Epidemiology

|January 26, 2012

Summary

Drinking patterns, not just status, are linked to vision impairment. Heavy drinking and binge drinking increase the risk of visual impairment in current drinkers.

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Area of Science:

Ophthalmology
Public Health
Epidemiology

Background:

Alcohol consumption is a widespread behavior with potential health implications.
Understanding the relationship between alcohol use and vision health is crucial for public health initiatives.

Purpose of the Study:

To investigate the association between alcohol drinking status and patterns with self-reported visual impairment.
To determine if specific drinking behaviors, such as quantity and binge drinking, correlate with vision problems.

Main Methods:

Utilized data from the Behavioral Risk Factor Surveillance System (BRFSS) Visual Impairment and Access to Eye Care module.
Analyzed data from 42,713 US adults aged 50 and older (2005-2006).
Defined visual impairment as self-reported difficulty with distance or near vision tasks.

Main Results:

Current alcohol drinking status was not significantly associated with visual impairment.
However, drinking more than one drink per drinking day (OR, 1.21) and binge drinking (OR, 1.32) were associated with increased odds of visual impairment among current drinkers.
These associations remained significant after adjusting for various demographic and health factors.

Conclusions:

Drinking patterns, specifically exceeding recommended limits and binge drinking, are linked to near and distance vision impairment in current drinkers.
Further longitudinal research is recommended to confirm the elevated risk of visual impairment in individuals who drink beyond guidelines, particularly binge drinkers.