This meta-analysis looked at 93 controlled outcome play therapy studies, across 50 years of practice, to determine the overall efficacy and influential factors of play therapy interventions. The meta-analysis reveals that play therapy is an effective intervention for children.
Almost 10 years later, this meta-analysis looked at 52 controlled outcome play therapy studies across 15 years of practice, to determine the overall efficacy and influential factors of child-centered play therapy interventions. The meta-analysis reveals that child-centered play therapy is an effective intervention for children.