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Substance Use Disorder (SUD) Facts

SUD Overview

Addiction

Substance Use Disorder (SUD) is also known as addiction

46%

A recent study found that 46% of US adults have had a family member or close friend with SUD in the past

Compulsive

SUD leads to compulsive substance use that occurs despite consequences

Changes

SUD can result in behavioral changes, cognitive impairment, familial, legal, and financial strains, and poor physical health

48.4 Million

48.4 million Americans are estimated to have a SUD

Causes of SUD

Complex

The exact causes of SUD are complex; in reality, an individual developing SUD is thought to be due to a combination of risk factors

Biological

Biological factors – genetics plays a large role in risk and SUD leads to significant neurobiological changes (leading to its classification as a chronic, relapsing brain disorder)

Psychological

Psychological factors – trauma and mental illness increase the likelihood of SUD

Social

Social factors – peer pressure and lack of social support

SUD in the Local Student Population

1 in 12

In Indiana, an estimated 1 in 12 Hoosiers meet the criteria for a SUD

21%

College students are heavily affected by substance use, with an estimated 21% of college students meeting the criteria for SUD nationally

Opioid Use Disorder (OUD)

8 Million

Approximately 8 million Americans were estimated to have misused opioids in 2024

Death

Opioid misuse can lead to overdose and subsequent death

806,000

From 1999 to 2023, an estimated 806,000 Americans died from an opioid overdose

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