Related Experiment Video
Updated: Jun 5, 2026
06:55
Inverse Probability of Treatment Weighting (Propensity Score) using the Military Health System Data Repository and National Death Index
Published on: January 8, 2020
Homicide patterns in the United States: National violent death reporting system, 2018 - 2023
Keisha T Lindsay1, Bridget H Lyons2, Janet M Blair2
1Epidemic Intelligence Service, Centers for Disease Control and Prevention, Atlanta, GA, USA; Division of Violence Prevention, National Center for Injury Prevention and Control, Centers for Disease Control and Prevention, Atlanta, GA, USA.
Annals of Epidemiology
|June 3, 2026
Summary
Homicide remains a public health issue in the U.S. Analysis of single, multiple, and mass homicides reveals distinct victim demographics and precipitating factors, informing targeted prevention strategies.
Area of Science:
- Public Health
- Criminology
- Forensic Science
Background:
- Homicide is a persistent public health concern in the United States.
- Recent fluctuations in U.S. homicide rates necessitate research into varying patterns across different homicide types.
Purpose of the Study:
- To characterize single-, multiple- (2-3 victims), and mass homicides (≥4 victims).
- To inform the development of targeted homicide prevention strategies by examining patterns and variations across homicide types.
Main Methods:
- Analysis of data from the National Violent Death Reporting System (NVDRS) spanning 2018-2023.
- NVDRS data integrates information from death certificates, coroner/medical examiner reports, and law enforcement reports for comprehensive violent death analysis.
Main Results:
- Single- and multi-victim homicides disproportionately impacted young non-Hispanic (NH) Black males (18-34 years).
- Mass homicide victims were predominantly NH White. Intimate partner and family conflicts often preceded mass homicides.
- Arguments and other precipitating crimes were common across all homicide types; mass homicide victims were killed by family or strangers.
Conclusions:
- Findings provide crucial insights for developing effective homicide prevention strategies.
- Implementing targeted violence prevention measures, addressing identified risk factors, can mitigate the impact of various homicide types.
Related Concept Videos
01:08Prevalence and Incidence
In statistical epidemiology and health sciences, two essential metrics—prevalence and incidence—are fundamental for understanding disease dynamics within a population. These measures enable public health officials, epidemiologists, and researchers to assess the burden of diseases, allocate resources effectively, and design impactful public health policies and interventions.
Prevalence indicates the proportion of individuals in a population who have a specific disease or health condition at a...
Prevalence indicates the proportion of individuals in a population who have a specific disease or health condition at a...
01:25Statistical Methods for Analyzing Epidemiological Data
Epidemiological data primarily involves information on specific populations' occurrence, distribution, and determinants of health and diseases. This data is crucial for understanding disease patterns and impacts, aiding public health decision-making and disease prevention strategies. The analysis of epidemiological data employs various statistical methods to interpret health-related data effectively. Here are some commonly used methods:
01:23Investigation of Disease Outbreaks
Multistate foodborne outbreaks pose significant public health risks and require meticulous investigation to identify sources and implement control measures. The Centers for Disease Control and Prevention (CDC) utilizes a dynamic seven-step process for these investigations, integrating data from laboratories, interviews, and environmental assessments to protect public health.Outbreak Detection: The detection of multistate outbreaks typically begins with PulseNet, the CDC's national laboratory...
01:22Applications of Life Tables
Life tables are versatile across various fields, providing a quantitative basis for analyzing mortality and survival rates. Whether used by demographers, actuaries, epidemiologists, or sociologists, life tables offer valuable insights into the dynamics of life and death, facilitating informed decisions in public health, insurance, conservation, and beyond. Their broad applicability highlights the interconnectedness of demographic data with practical outcomes in everyday life and strategic...
01:30Overview of Cell Death
Cell death is an essential process where the body gets rid of old or damaged cells. Cell proliferation and death need to be balanced, as an imbalance between the two may lead to cancer or autoimmune diseases.
Cell death was observed in the early 19th century, but there was no experimental evidence to prove it. In 1842, Carl Vogt first discovered cell death in a metamorphic toad; however, it was not termed ‘cell death.’ Scientists discovered different cell death pathways only in the 20th century...
Cell death was observed in the early 19th century, but there was no experimental evidence to prove it. In 1842, Carl Vogt first discovered cell death in a metamorphic toad; however, it was not termed ‘cell death.’ Scientists discovered different cell death pathways only in the 20th century...
01:21Types of Reports II: Incident or Occurrence Report
An Incident or Occurrence Report in a healthcare setting is a crucial document used to record any unexpected occurrence that may or may not have affected a patient, employee, or visitor. Such reports are critical to improving patient safety and include all details leading up to and including the event.
Purposes:
In the healthcare industry, reports play a crucial role in documenting incidents within an agency. The primary objective of these reports is to ensure patient safety, uphold the...
Purposes:
In the healthcare industry, reports play a crucial role in documenting incidents within an agency. The primary objective of these reports is to ensure patient safety, uphold the...