Realist Trials and Systematic Reviews: Rigorous, Useful Evidence to Inform Health Policy

This book offers an innovative approach to evaluating complex health interventions by combining randomised controlled trials and systematic reviews with realist evaluation methods. It aims to provide a more nuanced understanding of how interventions work and their potential benefits in different contexts, while maintaining rigour in assessing causality.

Format: Paperback / softback
Length: 134 pages
Publication date: 15 February 2024
Publisher: Cambridge University Press

This book presents a groundbreaking approach to the evaluation of complex health interventions, aiming to assess their effectiveness, mechanisms of action, and relevance to different populations. By bridging the gap between traditional trials and realist evaluation, it offers a comprehensive and nuanced understanding of intervention outcomes. Randomized controlled trials (RCTs) and systematic reviews provide valuable insights into intervention effects, but they often fail to capture the intricate mechanisms by which interventions work and their contextual impact. Policy-makers and practitioners need guidance to select interventions that are likely to yield the most significant benefits in their specific contexts.

Realists, on the other hand, employ various evaluation and evidence synthesis methods to explore how intervention mechanisms interact with context to generate outcomes. While these approaches offer valuable insights, they lack the rigorousness required to assess causality.

This book proposes a novel approach that integrates realist evaluation methods within RCTs and systematic reviews. By incorporating realist inquiry into these frameworks, evaluations can gain a deeper understanding of the complex processes and mechanisms at play, while maintaining the rigor necessary to assess causality.

The book discusses the principles and methods of realist evaluation, including the use of qualitative data, theory-driven analysis, and mixed methods approaches. It showcases examples of realist evaluations in various health domains, such as mental health, chronic disease management, and public health interventions.

By integrating realist evaluation into RCTs and systematic reviews, this book provides a powerful tool for policymakers, practitioners, and researchers to make evidence-based decisions about health interventions. It enables evaluations to capture the full range of intervention effects, including both direct and indirect effects, and to consider the contextual factors that influence intervention outcomes.

In conclusion, this book offers a transformative approach to the evaluation of complex health interventions, combining the strengths of RCTs and realist evaluation to provide a more comprehensive and nuanced understanding of intervention outcomes. It is a valuable resource for policymakers, practitioners, and researchers seeking to improve the effectiveness and impact of health interventions in diverse settings.

Weight: 220g
Dimension: 153 x 235 x 11 (mm)
ISBN-13: 9781009456609