Autistic regression refers to a loss of previously acquired skills or a backtracking of developmental milestones. In young children, it may represent autism onset. In older children and adults, it may ...

Several approaches can be taken to predict case membership in the classes of a dependent variable. Classification and regression trees (CART) analysis has been cited repeatedly as a powerful ...

Around the time school was canceled because of coronavirus, my 5-year-old started climbing in bed with me every night. His excuses got increasingly baroque: bad dreams, a spider, hundreds of spiders, ...