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Assessing Burrowing, Nest Construction, and Hoarding in Mice
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Deaths Among Individuals Exhibiting Hoarding Behavior - A 15-year retrospective forensic study.

Nella Schulmann1, Christoph G Birngruber1, Lena Bunzel1

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This study examined deceased individuals with hoarding behaviors, finding they had significantly lower life expectancy and higher rates of cardiovascular disease and substance abuse compared to the general population. Inadequate medical care was common among these cases.

Keywords:
ClutterDemographicsHoardingSocial isolationSqualor

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Area of Science:

  • Forensic Pathology
  • Public Health
  • Toxicology

Background:

  • Hoarding disorder is a complex condition often associated with domestic squalor and significant health consequences.
  • Previous research on the health outcomes and mortality of individuals with hoarding behavior is limited, particularly from forensic perspectives.

Purpose of the Study:

  • To characterize the demographic profile, medical history, autopsy findings, toxicology, and causes of death in decedents with hoarding behavior.
  • To compare these findings with data from similar forensic studies.
  • To identify health disparities and contributing factors to mortality in this population.

Main Methods:

  • Retrospective analysis of 161 adult forensic cases from the Institute for Legal Medicine in Frankfurt/Main, Germany, over a 15-year period.
  • Inclusion criteria: decedents with hoarding behavior or domestic squalor documented in case records.
  • Data collected included demographics, medical history, autopsy findings, toxicological results, and cause of death, compared with three other studies.

Main Results:

  • The study population (24.2% female, 75.8% male, mean age 57.8 years) exhibited high rates of physical comorbidities (58%), notably cardiovascular disease (16%).
  • Alcohol abuse (40%) and opioid use (detected in 43% of toxicological analyses) were prevalent.
  • Cardiovascular disease was the cause of death in 22% of cases, with 25% of deaths having an unclear cause. Life expectancy was significantly lower than the German average.

Conclusions:

  • Decedents with hoarding behavior represent a socioeconomically diverse group with poor general health, high prevalence of cardiovascular disease, and substance abuse.
  • Inadequate medical care for pre-existing conditions was frequently observed, contributing to premature mortality.
  • Findings highlight the severe health burden associated with hoarding behavior, though direct applicability to the living population requires caution due to the forensic nature of the study.