Genetic and Environmental Risk for Chronic Pain and the Contribution of Risk Variants for Major Depressive Disorder: A Family-Based Mixed-Model Analysis.
Andrew M McIntoshLynsey S HallYanni ZengMark James AdamsJude GibsonEleanor M WigmoreSaskia P HagenaarsGail DaviesAna Maria Fernandez-PujalsArchie I CampbellToni-Kim ClarkeCaroline HaywardChris S HaleyDavid J PorteousIan J DearyDaniel J SmithBarbara I NichollDavid A HindsAmy V JonesSerena ScollenWeihua MengBlair Hamilton SmithLynne J HockingPublished in: PLoS medicine (2016)
Genetic factors, as well as chronic pain in a partner or spouse, contribute substantially to the risk of chronic pain for an individual. Chronic pain is genetically correlated with MDD, has a polygenic architecture, and is associated with polygenic risk of MDD.