Factors affecting sentinel events in hospital emergency department: a qualitative study.

Purpose A sentinel event is an unexpected occurrence resulting in death or serious physical or psychological injury or the risk thereof. The purpose of this paper is to investigate the influencing factors of sentinel events in the emergency department of a military hospital in Tehran to find out some of the effective solutions. Design/methodology/approach In this qualitative study with content analysis approach, 20 hospital healthcare personnel participated as participants from the fields of medicine and nursing.