Effects of state-level policy changes on homicide and nonfatal shootings of law enforcement officers

@article{Crifasi2015EffectsOS,
  title={Effects of state-level policy changes on homicide and nonfatal shootings of law enforcement officers},
  author={Cassandra Kercher Crifasi and Keshia M. Pollack and Daniel W. Webster},
  journal={Injury Prevention},
  year={2015},
  volume={22},
  pages={274 - 278}
}
Objective To evaluate the impact of state-level policy changes on assaults on law enforcement officers (LEOs) in the USA. Methods Pooled time series and cross-sections with negative binomial regression were used to estimate the impact of state-level changes of right-to-carry (RTC), three-strikes and permit-to-purchase (PTP) handgun laws on fatal and non-fatal assaults of LEOs. LEO assaults were stratified by weapon type (all methods, handgun and non-handgun) and whether or not the assault was… Expand
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