FIREARMS LICENCE HOLDERS HALF AS LIKELY TO COMMIT A HOMICIDE – So the weighted firearm homicide rate by licenced firearm holders is actually 0.375, approximately half that of the average Canadian population. This takes into consideration that most licenced firearms holders are male and males tend to commit homicide more than females. By Dr. Caillin Langmann, M.D. Ph.D. FRCPC ABEM, Assistant Clinical Professor of Medicine, McMaster University – September 26, 2018