Drug survival and risk factors for ADHD medication discontinuation in adults: A Danish Nationwide Registry-based cohort study.

Introduction: Attention deficit hyperactivity disorder (ADHD) medication has proven effective for treating ADHD in adults, nonetheless previous studies have shown high rates of medication discontinuation.

Objective: To assess drug survival and identify risk factors associated with discontinuation of ADHD medication.

Methods: A nationwide registry-based cohort study in Danish adults who redeemed a prescription for ADHD medication for the first time between 2010 and 2015.

Child and adolescent psychiatry and family status: a nationwide register-based study.

Background: Much attention has been given to parental separation as a possible risk factor for adverse child development; however, little information is available regarding the family status of children referred to psychiatric facilities.

Aims: To assess the association between psychiatric illness in childhood and family status compared to the background population.

Methods: Data was derived from a national register on children referred to psychiatric facilities in Denmark and a databank containing detailed statistical information on the Danish society.