Transition from pediatric to adult health care systems presents unique challenges for adolescents with autism spectrum disorder who often have complex medical and mental health needs. Without a coordinated transition plan, pediatric providers often continue to provide care to young adults with autism spectrum disorder beyond the scope of their…

Social ecological models of health often describe multiple levels of influence that interact to influence health. However, it is still common for interventions to target only one or two of these levels, perhaps owing in part to a lack of guidance on how to design multilevel interventions to achieve optimal impact. The convergence strategy…

Randomized experiments have long been established as the gold standard for addressing causal questions. However, experiments are not always feasible or desired, so observational methods are also needed. When multiple observations on the same variable are available, a repeated measures design may be used to assess whether a treatment administered…