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Measuring multisector nutrition and health intervention coverage using composite coverage analysis methods: a scoping
Taylor Morrison1, Nadia Akseer2, Rebecca Heidkamp2
1Department of International Health, Johns Hopkins University Bloomberg School of Public Health, Baltimore, Maryland, USA tmorri45@alumni.jh.edu.
BMJ Open
|June 17, 2026
Summary
This review found a lack of validated composite indices for measuring nutrition intervention coverage. Developing standardized frameworks is crucial for tracking progress and ensuring accountability in multisectoral nutrition strategies.
Area of Science:
- Public Health
- Health Policy
- Nutrition Science
Background:
- Composite indices are vital for assessing multisectoral strategies towards Sustainable Development Goals.
- Existing literature lacks detailed documentation of health and nutrition composite indices.
- There's a need to understand methodologies and validation of these indices.
Purpose of the Study:
- To identify composite coverage indices for nutrition and health intervention coverage or status.
- To summarize methodologies and validation approaches of identified indices.
- To evaluate the strengths and weaknesses of existing composite indices.
Main Methods:
- A scoping review was conducted following PRISMA-ScR guidelines.
- Searches were performed across PubMed, EMBASE, Scopus, Google Scholar, and Global Health registries (1980-2026).
- Studies describing, using, or developing composite health or nutrition coverage/status measures were included.
Main Results:
- 154 articles were included, identifying 56 unique indices across various health and nutrition domains.
- Major construction methodologies included normative, statistical, and participatory approaches.
- Over one-third of identified indices lacked validation in the literature.
Conclusions:
- A significant gap exists in validated composite nutrition intervention coverage indices.
- There is a need for resources to guide the development of fit-for-purpose nutrition indices.
- A framework is proposed to guide composite index construction for multisectoral nutrition coverage.
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