Evidence map›Paper›PMID 25821337›Full record

ArticleDisease markers2015

α-2-macroglobulin in saliva is associated with glycemic control in patients with type 2 diabetes mellitus.

Juan Pablo Aitken, Carolina Ortiz, Irene Morales-Bozo, Gonzalo Rojas-Alcayaga, Mauricio Baeza, Caroll Beltran, Alejandro Escobar

Open access · hybridAbstract read
In one paragraph

Article in Disease markers, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed, 1 pooled it
0.8field-weighted citation impact, top 28% of its field
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

24 citing papers in PubMed, 1 synthesis or guideline pooled it, 45 citations in OpenAlex.

  1. Pooled it
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  11. Salivary biomarkers in COVID-19 patients.Journal of family medicine and primary care · 2022
    Article
  12. Article
  13. Novel impacts of saliva with regard to oral health.The Journal of prosthetic dentistry · 2022
    Review
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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 at 2 institutions in 1 country.

Juan Pablo AitkenDepartamento de Patología y Medicina oral, Facultad de Odontología, Universidad de Chile, 8380492 Santiago, Chile.
Carolina OrtizInstituto de Investigación en Ciencias Odontológicas, Facultad de Odontología, Universidad de Chile, 8380492 Santiago, Chile.
Irene Morales-BozoInstituto de Investigación en Ciencias Odontológicas, Facultad de Odontología, Universidad de Chile, 8380492 Santiago, Chile.
Gonzalo Rojas-AlcayagaDepartamento de Patología y Medicina oral, Facultad de Odontología, Universidad de Chile, 8380492 Santiago, Chile ; Instituto de Investigación en Ciencias Odontológicas, Facultad de Odontología, Universidad de Chile, 8380492 Santiago, Chile.
Mauricio BaezaDepartamento de Odontología Conservadora, Facultad de Odontología, Universidad de Chile, 8380492 Santiago, Chile.
Caroll BeltranHospital Clínico, Servicio de Gastroenterología, Facultad de Medicina, Universidad de Chile, 8300456 Santiago, Chile.
Alejandro EscobarDepartamento de Patología y Medicina oral, Facultad de Odontología, Universidad de Chile, 8380492 Santiago, Chile.ORCID 0000-0002-1587-4179
University of Chile · CLHospital Clínico de la Universidad de Chile · CL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundSubjects with type 2 diabetes mellitus (DM2) require an adequate glycemic control to avoid diabetic complications. Currently, saliva biomarkers are used as a diagnostic tool and can be indicative of the degree of progression and control of various diseases. Several studies indicate that α-2-macroglobulin levels are elevated in diabetic patients.

methods120 subjects with DM2 were enrolled and classified into two groups according to their glycemic control (percentage of glycated hemoglobin-A1c (HbA1c), <7% adequate glycemic control group; >7% inadequate glycemic control group). The relationship between α-2-macroglobulin levels from saliva samples and HbA1c was subsequently evaluated.

resultsWe found a positive correlation between α-2-macroglobulin and HbA1c (r = 0.778 and P < 0.0001). Area under the receivers operating characteristic (ROC) curve of α-2-macroglobulin indicated a positive discrimination threshold of α-2-macroglobulin (AUC = 0.903, CI 95%: 0.847-0.959, P < 0.0001) to diagnose glycemic control.

conclusionsOur data strongly suggest that the level of saliva α-2-macroglobulin is an indicator for the degree of glycemic control in diabetic patients and represents a promising alternative method to evaluate this parameter.

Indexed as

AgedBiomarkersBlood GlucoseDiabetes Mellitus, Type 2FemaleGlycated HemoglobinHumansMaleMiddle AgedSalivaBiomarkersBlood GlucoseGlycated Hemoglobinhemoglobin A1c protein, human

Identifiers

PMID25821337
PMCPMC4363888
OpenAlexW2002697974

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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.