Effect of mass shootings on gun sales-A 20-year perspective.

ABSTRACT:

Background

Granular data on gun sales has been historically difficult to obtain. In 2016, California (CA) made monthly data from 1996 to 2015 publically available. Control charts are a method to analyze how a process changes over time in response to nonroutine events. We utilized this technique to study the impact of US mass shootings on CA gun sales.

Methods

Monthly gun sales were provided by the CA Department of Justice and monthly fatalities from the CDC Wonder Death Certificate Registry. Mass shooting events were obtained from after-action reports, news media, and court proceedings. Time-ordered data were analyzed with control charts with 95% confidence intervals (upper control limit, lower control limit) using QiMacros.

Results

Individual gun sales of 9,917,811 o

SUBMITTER: Callcut RA 

PROVIDER: S-EPMC7369030 | biostudies-literature | 2019 Sep

REPOSITORIES: biostudies-literature