Larry Hedges

Introduction to Meta‐Analysis

2021 · 9566 citations

Childhood Obesity Evidence Base Project: A Systematic Review and Meta-Analysis of a New Taxonomy of Intervention Components to Improve Weight Status in Children 2–5 Years of Age, 2005–2019

Childhood Obesity · 2020 · 53 citations

Early childhood obesity interventions are effective in reducing BMI in preschool children. Our findings suggest that facilitating caregiver education about the importance of screen time reduction may be an important strategy in reducing early childhood obesity.

<scp>Meta‐analyzing</scp> individual participant data from studies with complex survey designs: A tutorial on using the <scp>two‐stage</scp> approach for data from educational <scp>large‐scale</scp> assessments

Research Synthesis Methods · 2022-07-07 · 38 citations

Descriptive analyses of socially important or theoretically interesting phenomena and trends are a vital component of research in the behavioral, social, economic, and health sciences. Such analyses yield reliable results when using representative individual participant data (IPD) from studies with complex survey designs, including educational large-scale assessments (ELSAs) or social, health, and economic survey and panel studies. The meta-analytic integration of these results offers unique and…

Reconsidering statistical methods for assessing replication.

Psychological Methods · 2020 · 37 citations

Recent empirical evaluations of replication in psychology have reported startlingly few successful replication attempts. At the same time, these programs have noted that the proper way to analyze replication studies is far from a settled matter and have analyzed their data in several different ways. This presents 2 challenges to interpreting the results of these programs. First, different analysis methods assess different operational definitions of replication. Second, the properties of these me…

Redefine statistical significance

Artefactual Field Experiments · 2025-01-10 · 21 citations