Etiology and correlates of alcohol misuse in early midlife.

ABSTRACT:

Background

Early midlife individuals (ages 30-40) experience demographic shifts that may influence the remainder of adult life. Although new or persistent alcohol misuse is common during this period, early midlife is understudied in alcohol use literature. We examined the heritability of alcohol misuse; the associations between alcohol misuse and sociodemographic factors, physical health, and well-being; and whether these associations were robust in cotwin comparisons.

Methods

Participants were 1446 Finnish twin pairs and 748 nonpaired Finnish twins with mean age 34 years. The alcohol misuse index was a composite measure of frequency of use, intoxication, heavy episodic drinking, and alcohol problems assessed with the Malmö-modified Michigan Alcoholism Screening Test and the

SUBMITTER: Lumpe E 

PROVIDER: S-EPMC11828966 | biostudies-literature | 2025 Feb

REPOSITORIES: biostudies-literature