Metabolism Review

Evidence map

Metabolic syndrome: what the evidence base looks like

12 publications, 1 of them trials and 6 syntheses. This page describes the shape of that literature rather than summarising its conclusions.

Updated 4 min read 12 citations

What the evidence on metabolic syndrome is made of Of 12 publications on this topic, the breakdown by study type: 6 meta-analysis, 1 randomised trial, 5 review. 615meta-analysis (6)randomised trial (1)review (5)
12 publications, by study type. Volume is not strength — the same count can be a settled question or a pile of commentary, and which one it is depends almost entirely on this breakdown. Harvested from PubMed and Crossref; publication type as recorded by the source.

What this literature is made of

The synthesis is ahead of the primary literature here — reviews and meta-analyses drawing on a modest number of underlying studies. Treat confident conclusions with the caution the sample size deserves.

The distinction that matters most is between synthesis and primary research. A meta-analysis pools trials and is the closest thing to a settled answer a field produces. A narrative review is one group's reading of the same material and can be selective without being dishonest. Counting them together, which most citation counts do, obscures exactly the thing you want to know.

When the metabolic syndrome literature was published Publication years for the 12 papers on this topic, grouped into bands from before 2015 through to 2023 onwards. 2015-20195 papers2023 onwards4 papers2020-20222 papersBefore 20151 papers
Still active. The most recent paper here is from 2026, so this is a field where an answer written today may not hold for long. Publication years as recorded by PubMed and Crossref.

How this page is built

Everything above is computed from the citations this site harvested from PubMed and Crossref, not written by hand. When the weekly harvest finds a new paper on this topic, these counts change and the characterisation changes with them. That is the point: a hand-written claim about how strong an evidence base is starts decaying the day it is written.

Publication type is taken as the source records it. That is imperfect — journals label inconsistently, and a paper indexed as a "review" may be a systematic one — so treat the bands as approximate. They are accurate enough to distinguish a trial literature from a commentary literature, which is the distinction that matters.

The strongest work on this topic

Ordered by study design first, then recency. The full set is listed in the references below.

  1. Diagnostic and prognostic value of triglyceride glucose index: a comprehensive evaluation of meta-analysis — Nayak SS, Kuriyakose D, Polisetty LD et al., 2024, meta-analysis
  2. Comorbidities in Patients with Vitiligo: A Systematic Review and Meta-Analysis — Lee JH, Ju HJ, Seo JM et al., 2023, meta-analysis
  3. 2018 AHA/ACC/AACVPR/AAPA/ABC/ACPM/ADA/AGS/APhA/ASPC/NLA/PCNA Guideline on the Management of Blood Cholesterol: A Report of the American College of Cardiology/American Heart Association Task Force on Clinical Practice Guidelines — Grundy SM, Stone NJ, Bailey AL et al., 2019, systematic review
  4. Systematic review of shift work and nurses' health — Rosa D, Terzoni S, Dellafiore F et al., 2019, systematic review
  5. Global epidemiology of nonalcoholic fatty liver disease-Meta-analytic assessment of prevalence, incidence, and outcomes — Younossi ZM, Koenig AB, Abdelatif D et al., 2016, meta-analysis
  6. The metabolic syndrome and cardiovascular risk a systematic review and meta-analysis — Mottillo S, Filion KB, Genest J et al., 2010, meta-analysis
  7. Metabolic health during a randomized controlled lifestyle intervention in women with PCOS — Dietz de Loos A, Jiskoot G, Beerthuizen A et al., 2021, randomised controlled trial
  8. 2026 AHA/ACC/ADA/ASN Guideline for the Prevention, Detection, Evaluation, and Management of Cardiovascular-Kidney-Metabolic Syndrome: A Report of the American College of Cardiology/American Heart Association Joint Committee on Clinical Practice Guidelines — Ndumele CE, Rodriguez F, Dixon DL et al., 2026, review
  9. Early-onset gout — Pascart T, Ducoulombier V, Jauffret C, 2024, review
  10. Metabolic Syndrome: Updates on Pathophysiology and Management in 2021 — Fahed G, Aoun L, Bou Zerdan M et al., 2022, review
How much research is there on metabolic syndrome?
12 publications are indexed here, of which 1 are trials and 6 are syntheses.
Does more research mean a stronger conclusion?
No. Composition matters more than volume — five randomised trials support a claim far better than fifty commentaries, and citation counts do not distinguish between them.
How current is this?
The most recent paper indexed here is from 2026. The set is refreshed weekly from PubMed and Crossref.
Why does this page not tell me the answer?
Because summarising a literature into a conclusion requires reading it, and doing that automatically is how confident nonsense gets published. This page tells you how much weight a conclusion could bear; the articles on this site do the interpreting.

References

Every citation below links to the original peer-reviewed record on PubMed or via DOI. Nothing here is a substitute for medical advice.

  1. Diagnostic and prognostic value of triglyceride glucose index: a comprehensive evaluation of meta-analysis Nayak SS, Kuriyakose D, Polisetty LD, et al. · Cardiovascular diabetology · 2024 · Meta-analysis DOIPubMed 39180024Full text
  2. Comorbidities in Patients with Vitiligo: A Systematic Review and Meta-Analysis Lee JH, Ju HJ, Seo JM, et al. · The Journal of investigative dermatology · 2023 · Meta-analysis DOIPubMed 36574529
  3. Systematic review of shift work and nurses' health Rosa D, Terzoni S, Dellafiore F, et al. · Occupational medicine (Oxford, England) · 2019 · Systematic review DOIPubMed 31132107
  4. 2018 AHA/ACC/AACVPR/AAPA/ABC/ACPM/ADA/AGS/APhA/ASPC/NLA/PCNA Guideline on the Management of Blood Cholesterol: A Report of the American College of Cardiology/American Heart Association Task Force on Clinical Practice Guidelines Grundy SM, Stone NJ, Bailey AL, et al. · Circulation · 2019 · Systematic review DOIPubMed 30586774Full text
  5. Global epidemiology of nonalcoholic fatty liver disease-Meta-analytic assessment of prevalence, incidence, and outcomes Younossi ZM, Koenig AB, Abdelatif D, et al. · Hepatology (Baltimore, Md.) · 2016 · Meta-analysis DOIPubMed 26707365
  6. The metabolic syndrome and cardiovascular risk a systematic review and meta-analysis Mottillo S, Filion KB, Genest J, et al. · Journal of the American College of Cardiology · 2010 · Meta-analysis DOIPubMed 20863953
  7. Metabolic health during a randomized controlled lifestyle intervention in women with PCOS Dietz de Loos A, Jiskoot G, Beerthuizen A, et al. · European journal of endocrinology · 2021 · Randomised controlled trial DOIPubMed 34714771Full text
  8. 2026 AHA/ACC/ADA/ASN Guideline for the Prevention, Detection, Evaluation, and Management of Cardiovascular-Kidney-Metabolic Syndrome: A Report of the American College of Cardiology/American Heart Association Joint Committee on Clinical Practice Guidelines Ndumele CE, Rodriguez F, Dixon DL, et al. · Circulation · 2026 · Review DOIPubMed 42263157
  9. Early-onset gout Pascart T, Ducoulombier V, Jauffret C · Joint bone spine · 2024 · Review DOIPubMed 38336273
  10. Metabolic Syndrome: Updates on Pathophysiology and Management in 2021 Fahed G, Aoun L, Bou Zerdan M, et al. · International journal of molecular sciences · 2022 · Review DOIPubMed 35054972Full text
  11. Sarcopenia Tournadre A, Vial G, Capel F, et al. · Joint bone spine · 2019 · Review DOIPubMed 30098424
  12. Non-alcoholic fatty liver disease Maurice J, Manousou P · Clinical medicine (London, England) · 2018 · Review DOIPubMed 29858436Full text