Evidence map›Paper›PMID 39962938›Full record

ArticleJournal of Korean medical science2025

A Longitudinal Increase in Serum Gamma-Glutamyl Transferase Levels, but Not in Alanine Aminotransferase Levels, Improves the Prediction of Risk of Impaired Fasting Glucose in Male.

Jisoon Im, Susie Jung, Yuri Yang, Kyu-Nam Kim

Abstract read
In one paragraph

Article in Journal of Korean medical science, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing 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

1 citing paper in PubMed.

  1. Article
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

4 authors.

Jisoon ImDepartment of Family Practice and Community Health, Ajou University School of Medicine, Suwon, Korea.ORCID https://orcid.org/0009-0006-6390-4287
Susie JungDepartment of Family Practice and Community Health, Ajou University School of Medicine, Suwon, Korea.ORCID https://orcid.org/0000-0003-3317-4405
Yuri YangDepartment of Family Practice and Community Health, Ajou University School of Medicine, Suwon, Korea.ORCID https://orcid.org/0009-0007-7422-4524
Kyu-Nam KimDepartment of Family Practice and Community Health, Ajou University School of Medicine, Suwon, Korea. ktwonm@hanmail.net.ORCID https://orcid.org/0000-0002-1213-5004

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundImpaired fasting glucose (IFG), being a pre-diabetic condition, can increase the risk of overt diabetes; thus early detection and prediction of IFG are important to reduce the incidence of overt diabetes. Some predictive factors, including serum alanine aminotransferase (ALT) and gamma-glutamyl transferase (GGT), have been reported in several studies, but none of the studies have investigated the effect of longitudinal changes in individual serum ALT and GGT levels on the risk of IFG.

methodsWe aimed to investigate the association between changes in the serum ALT and GGT levels and the risk of IFG using a checkup database between 1999 and 2014.

resultsA total of 3,598 males and 3,275 females were enrolled in the study. We performed a follow-up test of serum ALT or GGT in each individual, and classified the cases in which the serum ALT or GGT level was increased or decreased during the follow-up test compared to the baseline. According to the multivariate Cox proportional hazards model, the hazard ratio was 1.76 (95% confidence interval, 1.45-2.12;

conclusionWe revealed that a longitudinal increase in serum GGT levels was related to an increased risk of IFG in males. Therefore, monitoring the changes in serum GGT levels is important for predicting new-onset IFG, and it can be used as an early indicator of onset of overt diabetes in males.

Indexed as

Alanine TransaminaseBlood Glucosegamma-GlutamyltransferaseAdultAgedDatabases, FactualFastingFemaleHumansLongitudinal StudiesMaleMiddle AgedProportional Hazards ModelsRisk FactorsAlanine TransaminaseBlood Glucosegamma-GlutamyltransferaseAlanine AminotransferaseGamma-Glutamyl TransferaseImpaired Fasting Glucose

Identifiers

PMID39962938
PMCPMC11832883

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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.