Evidence map›Paper›PMID 27536322›Full record

ArticleJournal of dentistry (Tehran, Iran)2016

Evaluation of Salivary Leptin Levels in Healthy Subjects and Patients with Advanced Periodontitis.

Afshin Khorsand, Mojtaba Bayani, Siamak Yaghobee, Sepehr Torabi, Mohammad Javad Kharrazifard, Fatemeh Mohammadnejhad

Open access · greenAbstract read
In one paragraph

Article in Journal of dentistry (Tehran, Iran), 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed
–field-weighted citation impact, top 73% 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

3 citing papers in PubMed, 6 citations in OpenAlex.

  1. Article
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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

6 authors at 11 institutions in 1 country.

Afshin KhorsandAssistant Professor, Dental Research Center, Dentistry Research Institute, Tehran University of Medical Sciences, Tehran, Iran; Department of Periodontics, School of Dentistry, Tehran University of Medical Sciences, Tehran, Iran.
Mojtaba BayaniAssistant Professor, Department of Periodontics, School of Dentistry, Arak University of Medical Sciences, Arak, Iran.
Siamak YaghobeeAssociate Professor, Dental Research Center, Dentistry Research Institute, Tehran University of Medical Sciences, Tehran, Iran; Department of Periodontics, School of Dentistry, Tehran University of Medical Sciences, Tehran, Iran.
Sepehr TorabiPostgraduate Student, Department of Periodontics, School of Dentistry, Tehran University of Medical Sciences, Tehran, Iran.
Mohammad Javad KharrazifardStatistics Consultant, Dental Research Center, Dentistry Research Institute, Tehran University of Medical Sciences, Tehran, Iran.
Fatemeh MohammadnejhadDentist, Private Practice, Tehran, Iran.
Guy's Hospital · GBGovernment of the United Kingdom · GBUniversity Dental Hospital of Manchester · GBDundee Dental Hospital · GBKing's College School · GBNewcastle Dental Hospital · GBRoyal London Hospital · GBUniversity College London · GBUniversity of Glasgow · GBUniversity of Sheffield · GBWelsh Government · GB

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectivesLeptin is a hormone-like protein produced by the adipose tissue. It plays an important role in protection of host against inflammation and infection. Some studies have reported changes in leptin levels in the gingival crevicular fluid (GCF), saliva and blood serum of patients with periodontal disease compared to healthy individuals. The aim of the present study was to compare the salivary leptin levels in patients with advanced periodontitis and healthy individuals. MATERIALS AND

methodsIn this case-control study, the salivary samples of healthy individuals and patients with advanced periodontitis with clinical attachment loss >5mm were obtained using a standardized method and the leptin levels were measured in the salivary samples by means of ELISA. The effects of the periodontal status and sex on the salivary leptin levels of both groups were statistically analyzed by two-way ANOVA.

resultsThe means ± standard deviation (SD) of salivary leptin levels in healthy subjects and patients with advanced periodontitis were 34.27±6.88 and 17.87±5.89 pg/mL, respectively. Statistical analysis showed that the effect of sex on the salivary leptin levels was not significant (P=0.91), while the effect of advanced periodontitis on the salivary leptin levels was significant compared to healthy individuals (P<0.0001).

conclusionsIn patients with advanced periodontitis, the salivary leptin levels were significantly lower compared to healthy individuals. Thus, assessment of salivary leptin can be done as a non-invasive and simple method to determine the susceptibility of patients to advanced periodontitis.

Indexed as

Enzyme-Linked Immunosorbent AssayLeptinPeriodontitisSaliva

Identifiers

PMID27536322
PMCPMC4983559
OpenAlexW2767021413

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.