The causal nature of the association between resting pulse in late adolescence and risk for internalizing and externalizing disorders : A co-relative analysis in a national male Swedish sample
BackgroundResting pulse is robustly and inversely associated with the risk for externalizing disorders and may be positively associated with internalizing disorders. We know little about the causal nature of these associations.MethodsWe examined resting pulse at conscription examination in 369 301 males born 1960-80 with a mean (s.d.) follow-up of 29.1 (7.7) years. From pulse rates, we predicted,