Evidence map›Paper›PMID 38990180›Full record

ArticleInternational journal of epidemiology2024

Mapping complex public health problems with causal loop diagrams.

Jeroen F Uleman, Karien Stronks, Harry Rutter, Onyebuchi A Arah, Naja Hulvej Rod

Abstract read
In one paragraph

Article in International journal of epidemiology, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed, 2 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

28 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
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  17. A chain of survival for drug overdose.Resuscitation plus · 2025
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors.

Jeroen F UlemanDepartment of Public Health, Copenhagen Health Complexity Center, University of Copenhagen, Copenhagen, Denmark.ORCID 0000-0001-5050-8505
Karien StronksDepartment of Public and Occupational Health, Amsterdam University Medical Center, University of Amsterdam, Amsterdam, The Netherlands.
Harry RutterDepartment of Social and Policy Sciences, University of Bath, Bath, UK.
Onyebuchi A ArahDepartment of Epidemiology, The Fielding School of Public Health, University of California, Los Angeles (UCLA), Los Angeles, CA, USA.ORCID 0000-0002-9067-1697
Naja Hulvej RodDepartment of Public Health, Copenhagen Health Complexity Center, University of Copenhagen, Copenhagen, Denmark.

Funding

UCLA Clinical Translational Science InstituteUL1TR001881 · NCATS · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI ARLEEN F. BROWN, ARASH NAEIM · 2016 to 2026
$118.1M
Scientific and Technical CoreP2CHD041022 · NICHD · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI Martha Jane Bailey · 2016 to 2026
$6.9M
Lundbeck Foundation R396-2022-352NCATS NIH HHS UL1 TR001881NICHD NIH HHS P2C HD041022
6 · The paper itself

Abstract

This paper presents causal loop diagrams (CLDs) as tools for studying complex public health problems like health inequality. These problems often involve feedback loops-a characteristic of complex systems not fully integrated into mainstream epidemiology. CLDs are conceptual models that visualize connections between system variables. They are commonly developed through literature reviews or participatory methods with stakeholder groups. These diagrams often uncover feedback loops among variables across scales (e.g. biological, psychological and social), facilitating cross-disciplinary insights. We illustrate their use through a case example involving the feedback loop between sleep problems and depressive symptoms. We outline a typical step-by-step process for developing CLDs in epidemiology. These steps are defining a specific problem, identifying the key system variables involved, mapping these variables and analysing the CLD to find new insights and possible intervention targets. Throughout this process, we suggest triangulating between diverse sources of evidence, including domain knowledge, scientific literature and empirical data. CLDs can also be evaluated to guide policy changes and future research by revealing knowledge gaps. Finally, CLDs may be iteratively refined as new evidence emerges. We advocate for more widespread use of complex systems tools, like CLDs, in epidemiology to better understand and address complex public health problems.

Indexed as

Public HealthCausalityDepressionEpidemiologic MethodsHealth Status DisparitiesHumansSleep Wake Disorderscausal loop diagramComplexitycomplex systems sciencefeedback loopsgroup model buildingsystem dynamicssystems thinking

Identifiers

PMID38990180
PMCPMC13377455

What Socratic holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the Socratic graph.