The growing challenges of increasing healthcare costs and changing population needs are making the significance of preventive health interventions more evident. However, even with their ability to transform health outcomes and lower long-term expenses, prevention strategies are often underestimated in traditional assessment frameworks.[1]

Conventional assessments have largely relied on metrics including the incremental cost-effectiveness ratio (ICER) and quality-adjusted life years (QALYs) to validate an intervention’s benefits relative to its cost. While these assessments offer a structured guidance on comparing health interventions, they often fail to evaluate the bigger, long-term, and societal impact of prevention.[2-4]

Evolving research and policy debates highlight the need to reform prevention not just as a cost to be controlled, but also as a valuable investment to achieve significant returns.[2, 3] Preventive health interventions can improve workforce productivity, decrease healthcare utilization, and enhance quality of life; all of which depict the benefits extending well beyond direct clinical outcomes. By justifying the social and economic burden mitigated through prevention, new assessment frameworks aim to indicate the full extent of value these interventions offer.[2-4]

Preventive measures often overlap with demanding social elements of health, such as education, income, and housing. They also often involve stakeholders across different sectors. Intrinsically, capturing the true value of preventive interventions necessitates incorporating different data sources and accounting for non-health outcomes, such as social unity, decreased inequality, and economic flexibility. This difficulty highlights the incompetence of restrictive, health-centred models in fully demonstrating the societal returns of preventive interventions.[2, 3]

To address these challenges, health economic experts highlight the importance of implementing comprehensive analytical methods, such as cost-benefit analysis (CBA), return on investment (ROI), and societal impact evaluations. These methods facilitate the measurement of both health and non-health financial benefits, giving policymakers a precise understanding of the impact of the preventive action in terms of overall wellbeing. Notably, these methods also help associate health investments with larger goals, including economic growth and social equity, redrafting healthcare costs as contributors to long-term prosperity.[2]

In conclusion, a structured value assessment framework for preventive interventions must balance analytical precision with real-world applicability. It should integrate long-term and cross-sectoral impact, and involve different types and sources of evidence to comprehensively represent the priorities of the populations it seeks to serve. By going beyond a narrow focus of cost-effectiveness and adopting an all-encompassing concept of value, health systems can better summarize the real influence of preventive interventions. This broader focus can facilitate smarter, more reasonable investments that encourage overall well-being and promote sustainable growth.

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References

1. Sturmberg JP, Bircher J. Better and fulfilling healthcare at lower costs: The need to manage health systems as complex adaptive systems. F1000Res. 2019; 5(8):789.
2. Mazzucato, M, Roy V. Rethinking value in health innovation: from mystifications towards prescriptions. Journal of Economic Policy Reform. 2018; 22(2):101-119.
3. OECD (2024), Rethinking Health System Performance Assessment: A Renewed Framework. [Accessed 03 Jun 2025]. Available at: https://www.oecd.org/en/publications/rethinking-health-system-performance-assessment_107182c8-en/full-report.html
4. Ostwald DA. Rethinking value assessment of preventive health interventions – A Health ROI Assessor framework. May 2024. [Accessed 03 Jun 2025]. Available at: https://www.ispor.org/docs/default-source/intl2024/20240428-dennis-ostwald-rethinking-value-assessment-of-preventive-health-interventions-ispor-atlanta.pdf?sfvrsn=77256ba_0