Evidence map›Paper›PMID 33888064›Full record

ArticleBMC ophthalmology2021

Profile of central corneal thickness and corneal endothelial cell morpho-density of in healthy Congolese eyes.

Joseph-Theodore K Kelekele, David L Kayembe, Jean-Claude Mwanza

Open access · goldAbstract read
In one paragraph

Article in BMC ophthalmology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
0.7field-weighted citation impact, top 31% 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

5 citing papers in PubMed, 8 citations in OpenAlex.

  1. Article
  2. Long-term structural impact and antiviral efficacy of cytomegalovirus anterior uveitis - results from a 10-year ocular inflammation registry.Graefe's archive for clinical and experimental ophthalmology = Albrecht von Graefes Archiv fur klinische und experimentelle Ophthalmologie · 2026
    Article
  3. PortableBiomedical optics express · 2025
    Article
  4. Article
  5. 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

3 authors at 2 institutions in 2 countries.

Joseph-Theodore K KelekeleDepartment of Ophthalmology, University Hospital of Kinshasa, Kinshasa, Democratic Republic of Congo. jostkelekele@gmail.com.
David L KayembeDepartment of Ophthalmology, University Hospital of Kinshasa, Kinshasa, Democratic Republic of Congo.
Jean-Claude MwanzaDepartment of Ophthalmology, University Hospital of Kinshasa, Kinshasa, Democratic Republic of Congo.
University of Kinshasa · CDUniversity of North Carolina at Chapel Hill · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeTo determine the pachymetric and corneal endothelial cell morphometric features and their relationship to ocular and systemic factors in healthy Congolese subjects.

methodsNon-contact specular microscopy was used in 278 healthy eyes (278 subjects) to measure central corneal thickness (CCT), corneal endothelial cell density (CECD) along with cell size, coefficient of variation (CV) in cell size, and hexagonality (HEX). The lower and upper reference limits and average values for each parameter were determined. Correlation and association of average values with anthropo-demographic and clinical variables were assessed.

resultsThe mean age was 38.9 ± 17.2 years (10.9-80.7 years). Average values were 504.2 ± 30.7 μm (CCT), 2907.1 ± 290.9 cells/mm

conclusionsMean central cornea was thinner, CECD higher, and references limits lower than reported in other African populations. The CCT and CECD normative values reported herein will be useful for both clinical and research purposes in this population.

Indexed as

CorneaEndothelium, CornealAdultCell CountEndothelial CellsFemaleHumansIntraocular PressureMaleMiddle AgedTonometry, OcularYoung AdultCentral corneal thicknessCorneal endothelial cell densityHealthy eyesSpecular microscopy

Identifiers

PMID33888064
PMCPMC8063471
OpenAlexW3155170956

What OpenQuestion holds

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LicenceCC BY
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Registered trials

None linked

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.