Bullying and victimisation are common in four‐year‐old children and are associated with somatic symptoms and conduct and peer problems

Aim There are few population‐based studies on bullying behaviour among preschool children. The aims of the study were to investigate the prevalence of bullying behaviour among four‐year‐old children, as reported by their parents, the prevalence of types of bullying behaviour and the associations between bullying behaviour and psychosocial factors. Methods This study was based on a population‐based study sample of 931 children who attended their...