Adolescent Nocturnal Fears: a psychometric evaluation of the fear of sleep inventory (FoSI).

: Nocturnal fears are associated with trauma-related sleep disturbance in adults, yet research is limited addressing this relationship in adolescents. This study evaluated the validity of the Fear of Sleep Inventory (FoSI) as a measure of nocturnal fears broadly and in relation to trauma exposure in adolescents. : Students ages 14-18 from two urban school-based health centers were the participants.