evidence: Childhood trauma experienced by four in 10 NI young people [...] The study in the prevalence of childhood trauma in Northern Ireland has just been published in the Journal of Child and Adolescent Trauma. [...] Among the potential explanations for higher rates of trauma in Northern Ireland were the continuing effects of the Troubles, including "marginalisation, socio-economic adversity, social deprivation as well as intermittent instances of inter-community violence," the study said.