Friday, May 13, 2011: 4:30 PM
Elizabeth Ballroom A-C (Manchester Grand Hyatt)
3:45 PM
Parent delivered interventions, beginning before the point at which accepted diagnostic practices exist for ASD, prevent significant challenges in both the design and the analysis of such studies. This presentation will focus on the design and analysis problems raised in such studies and some solutions to them, including analysis of mediator and moderator effects.