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Story perspectives

Study Links DNA to Late-Onset Alcohol Use Disorder

2/13/2026

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Story summary
  • A study of 1,085 participants in Taiwan found a DNA pattern linked to late-onset Alcohol Use Disorder after age 25.
  • Patients with Alcohol Use Disorder showed higher rates of childhood trauma, with trauma severity correlating with earlier onset.
  • The study notes gender differences in trauma experiences and calls for gender-specific treatment approaches.
  • Genetic and environmental risks operated independently, with limitations including a single ethnic group focus and retrospective memories.