< GO BACK IAHSS Study Reveals Dramatic Drop in U.S. Hospital Violent Crime Rate Posted on May 20, 2016·By Robin Hattersley The rate of vandalism decreased by 16 percent in 2015 compared to 2014. Posted in: Emergency Management, Hospital Security, Public Safety, Research, Security Technology Tagged with: Crime, Hospital Shootings, International Association for Healthcare Security & Safety IAHSS, Workplace Violence