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Related Experiment Videos

Mortality from overdose among injecting drug users recently released from prison: database linkage study

S R Seaman1, R P Brettle, S M Gore

  • 1Medical Research Council Biostatistics Unit, Institute of Public Health, Cambridge.

BMJ (Clinical Research Ed.)
|March 11, 1998
PubMed
Summary

Injecting drug users face a significantly higher risk of fatal overdose within two weeks of prison release. This study highlights an urgent need for interventions to reduce overdose deaths among recently released individuals.

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Area of Science:

  • Public Health
  • Epidemiology
  • Addiction Medicine

Background:

  • Individuals who inject drugs and are infected with HIV are a vulnerable population.
  • Prison release is a critical period associated with increased mortality risk for injecting drug users.

Purpose of the Study:

  • To determine if injecting drug users have an elevated risk of death from overdose in the two weeks following their release from prison.
  • To compare this risk with mortality rates during other periods of liberty.

Main Methods:

  • A cohort of male injecting drug users infected with HIV in Edinburgh was linked to prison records (1983-1994).
  • Soundex coding and date of birth were used for data linkage.
  • Relative risks of death from overdose and all causes before AIDS development were calculated for the post-release period versus other times at liberty.

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Main Results:

  • 75% of the HIV-infected injecting drug user cohort served prison time.
  • The death rate from overdose before AIDS development was substantially higher in the two weeks after release (1.02/1000 days) compared to other times (0.029/1000 days).
  • The relative risk of death from overdose within two weeks of release was 7.7 after temporal matching.

Conclusions:

  • A significantly elevated risk of fatal overdose exists for injecting drug users in the immediate period after prison release.
  • Prisons and public health services should collaborate on interventions to mitigate this heightened risk.
  • Targeted support and harm reduction strategies are crucial for this high-risk population upon release.