While there remains a greater likelihood of a Prius or other hybrid-electric vehicle being involved in a crash with a pedestrian or cyclist over a conventionally-powered vehicle, the incidence has decreased since 2009.
Nov 22, 2011 National Highway Traffic Safety Administration
On 7/14, a cyclist riding in the bike lane on The Embarcadero hit a pedestrian crossing with the traffic light. She died a month later. While rare, this fatality shows why all vehicles, motorized or not, need to respect traffic laws.
Aug 15, 2011 NPR: The Two-Way