Disruptive child behavior severity and parenting program session attendance: Individual participant data meta-analysis.

Our findings suggest that although generally attendance is higher in parents of children with more challenging behavior, it seems difficult for group programs to keep families with the least or most severe problems engaged. Our findings call for the need to better understand the conditions under which lower attendance translates into equivalent or lesser program benefits. (PsycInfo Database Record (c) 2024 APA, all rights reserved).