Evidence map›Paper›PMID 33963515›Full record

SynthesisEndocrine2021

Nonfunctional adrenal adenomas and impaired glucose metabolism: a systematic review and meta-analysis.

Fani Athanasouli, Georgios Georgiopoulos, Nikos Asonitis, Fotini Petychaki, Akrivi Savelli, Evangelia Panou, Anna Angelousi

Abstract readMeta-AnalysisSystematic Review
PubMed Publisher
In one paragraph

Synthesis in Endocrine, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed, 3 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

19 citing papers in PubMed, 3 syntheses or guidelines pooled it.

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  4. Lowering the dexamethasone suppression test cut-off: is it time yet?Journal of endocrinological investigation · 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

7 authors.

Fani Athanasouli *First Department of Internal Medicine, Unit of Endocrinology, Laiko Hospital, National and Kapodistrian University of Athens, Athens, Greece.
Georgios Georgiopoulos *School of Biomedical Engineering and Imaging Sciences, King's College London, St Thomas' Hospital Campus, London, UK.
Nikos AsonitisFirst Department of Internal Medicine, Unit of Endocrinology, Laiko Hospital, National and Kapodistrian University of Athens, Athens, Greece.
Fotini PetychakiFirst Department of Internal Medicine, Unit of Endocrinology, Laiko Hospital, National and Kapodistrian University of Athens, Athens, Greece.
Akrivi SavelliFirst Department of Internal Medicine, Unit of Endocrinology, Laiko Hospital, National and Kapodistrian University of Athens, Athens, Greece.
Evangelia PanouFirst Department of Paediatrics, Unit of Endocrinology, Diabetes and Metabolism, National and Kapodistrian University of Athens, Athens, Greece.
Anna AngelousiFirst Department of Internal Medicine, Unit of Endocrinology, Laiko Hospital, National and Kapodistrian University of Athens, Athens, Greece. a.angelousi@gmail.com.ORCID 0000-0003-0906-3617

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeEvidence on nonfunctioning adrenal incidentaloma's (NFAI) associated comorbidities and in particular, glucose disorders, is unclear in contrast to adrenal tumors with mild autonomous cortisol secretion. The current systematic review and meta-analysis aimed to assess the burden of impaired glucose metabolism including diabetes mellitus type 2 (T2DM), fasting blood glucose (FBG), and fasting blood insulin (FBI) levels in patients with NFAI and 1-mg overnight dexamethasone suppression test (ODST) ≤ 1.8 μg/dl across published studies.

methodsWe searched PubMed, Cochrane, and Scopus databases for identifying studies published between 1956 and March 2021. Twenty-five studies met the selection criteria including prospective, retrospective, and case-control studies. Two reviewers independently extracted studies, participants' characteristics and outcome data in a total pooled sample of 1548 patients.

resultsPatients with NFAI had twofold [(odds ratio (OR) (95% confidence interval (CI)): 2.03 (1.39-2.98)] increased odds to present T2DM as well as higher FBG [weighted mean difference (WMD) (95% CI): 3.85 (1.96-5.74)] and homeostasis model assessment (HOMA) [WMD (95% CI): 0.68 (0.23-1.12)] with respect to controls. On the contrary, the WMD of FBI levels did not differ between the two groups. The incidence of T2DM in a subgroup analysis of patients with NFAI without glucose disorders at baseline was 6% [pooled incidence (95% CI): 0.06 (0.04-0.09)].

conclusionsPatients with NFAI and 1-mg ODST ≤ 1.8 μg/dl presented higher odds of T2DM and higher levels of FBG and HOMA index than healthy controls.

Indexed as

AdenomaDiabetes Mellitus, Type 2Blood GlucoseGlucoseHumansProspective StudiesRetrospective StudiesBlood GlucoseGlucoseAdrenal incidentalomaCortisolDiabetes type 2GlucoseInsulin

Identifiers

What OpenQuestion holds

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Registered trials

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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 OpenQuestion graph.