Evidence map›Paper›PMID 39253535›Full record

ReviewEXCLI journal2024

Impaired vascular relaxation in type 2 diabetes: A systematic review and meta-analysis.

Sajad Jeddi, Zahra Bahadoran, Parvin Mirmiran, Khosrow Kashfi, Asghar Ghasemi

Abstract readReview
In one paragraph

Review in EXCLI journal, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
–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

4 citing papers in PubMed.

  1. Histamine in Diabetic Cardiovascular Complications.Reviews in cardiovascular medicine · 2026
    Review
  2. Review
  3. Article
  4. Review
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.

Sajad JeddiEndocrine Physiology Research Center, Research Institute for Endocrine Sciences, Shahid Beheshti University of Medical Sciences, Tehran, Iran.
Zahra BahadoranNutrition and Endocrine Research Center, Research Institute for Endocrine Sciences,Shahid Beheshti University of Medical Sciences, Tehran, Iran.
Parvin MirmiranNutrition and Endocrine Research Center, Research Institute for Endocrine Sciences,Shahid Beheshti University of Medical Sciences, Tehran, Iran.
Khosrow KashfiDepartment of Molecular, Cellular, and Biomedical Sciences, Sophie Davis School of Biomedical Education, City University of New York School of Medicine, NY, USA.
Asghar GhasemiEndocrine Physiology Research Center, Research Institute for Endocrine Sciences, Shahid Beheshti University of Medical Sciences, Tehran, Iran.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Type 2 diabetes (T2D) significantly increases the risk of vascular complications (12-32 %), which are a major cause of death (over 50 %) in T2D patients. In T2D, both endothelial (ET) and vascular smooth muscle (VSM) cells are impaired, which act as independent risk factors for cardiovascular disease. Thus, the question of this systematic review and meta-analysis is: Do ET-dependent and -independent VSM relaxation impair in T2D? We systematically searched PubMed and Scopus databases until March 2024; 44 eligible clinical trial studies (68, 16, 30, and 50 study arms for acetylcholine (ACh), methacholine (MTH), sodium nitroprusside (SNP), and glyceryl trinitrate (GTN)) published were included. ET-dependent VSM relaxation in response to ACh (overall ES = -28.9 %, 95 % CI: -35.2, -22.7; p<0.001) and MTH (overall ES = -55.3 %, 95 % CI: -63.6, -47.1; p<0.001) decreased in T2D patients compared to controls. ET-independent VSM relaxation in response to SNP (overall ES = -17.2 %, 95 % CI: -35.2, -22.7; p<0.001) and GTN (overall ES = -63.2 %, 95 % CI: -81.0, -45.5; p<0.001) decreased in T2D patients compared to controls. Our meta-analysis showed reductions in both ET-dependent (~40 %) and ET-independent (~25 %) VSM relaxation. The decrease was more pronounced for MTH (~55 %) compared to ACh (~30 %) and for GTN (~63 %) compared to SNP (~17 %). These findings suggest that dysfunction of both ET and VSM contributes to impaired VSM relaxation in T2D patients. See also the graphical abstract(Fig. 1).

Indexed as

acetylcholineglyceryl trinitratemethacholinesodium nitroprussideType 2 diabetesvascular complicationsvascular smooth muscle

Identifiers

PMID39253535
PMCPMC11382252

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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.