This study analyzes 655 reported violent incidents affecting health care in 16 countries over 2.5 years. State armed forces were responsible for 33% of incidents and armed groups for 37%. Explosive weapons often damaged health facilities and injured people. Various types of health care providers were affected, including international NGOs (35%), local services (26%), and Red Cross organizations (17%). A total of 1,834 people were killed or injured, including 20% who were already wounded or sick and 9% who were health care workers. Hospitals were damaged in 18% of incidents and ambulances in 5% of incidents. The study aims to better understand violence against health care in these conflict-affected countries in order to identify measures