Evidence map›Paper›PMID 30278524›Full record

Observational studyMedicine2018

Quantitative evaluation of myocardial layer-specific strain using two-dimensional speckle tracking echocardiography among young adults with essential hypertension in China.

Liangjie Xu, Ning Wang, Xinxin Chen, Yi Liang, Hong Zhou, Jinchuan Yan

Open access · goldAbstract readComparative StudyObservational Study
In one paragraph

Observational study in Medicine, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
1.4field-weighted citation impact, top 17% 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

9 citing papers in PubMed, 19 citations in OpenAlex.

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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 3 institutions in 1 country.

Liangjie XuDepartment of Cardiology, Affiliated Hospital of Jiangsu University.
Ning WangDepartment of Cardiology, Affiliated Hospital of Jiangsu University.
Xinxin ChenDepartment of Cardiology, Affiliated Hospital of Jiangsu University.
Yi LiangDepartment of Cardiology, Affiliated Hospital of Jiangsu University.
Hong ZhouSchool of Medicine, Jiangsu University, Zhenjiang, Jiangsu Province, China.
Jinchuan YanDepartment of Cardiology, Affiliated Hospital of Jiangsu University.
Jiangsu University · CNAffiliated Hospital of Jiangsu University · CNJinchuan (China) · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The myocardial wall of the left ventricle is a complex, multilayered structure, which is altered in young adults with hypertension. The aim of this study was to define the characteristics of longitudinal and circumferential strain in young adults with hypertension.Two-dimensional speckle tracking echocardiography was used to analyze longitudinal and circumferential strain parameters in 67 young adults with hypertension, 70 older young adults with essential hypertension and 62 healthy adults.The global longitudinal strain (GLS) and global circumferential strain (GCS) was the highest at endocardium, and lowest at epicardium. A layer-specific analysis of myocardial deformation in all adults revealed that all of the peak systolic longitudinal strain (LS) and the peak systolic circumferential strain (CS) in the endocardium, mid-myocardium and epicardium were gradually increased from the base to the apex. The peak systolic LS showed significant differences at basal, mid-ventricular, and apical level among normal adults, young NLVH (nonleft ventricular hypertrophy), and young LVH (left ventricular hypertrophy). In all the adults with hypertension, young adults were associated with higher peak systolic longitudinal strain values compared with older adults, but the small differences of LS may be meaningless in clinical settings. Between the young LVH and older LVH, the peak systolic CS showed significant differences except data of epicardium at basal and mid-ventricular level.This study provides reference values for layer-specific strain in young adults with hypertension. This detailed strain analysis provides layer-oriented information to reveal the different characteristics of circumferential and longitudinal strain in young adults with hypertension. This systolic dysfunction could be detected conveniently and accurately by 2DSTE.

Indexed as

AdolescentAdultAgedChinaEchocardiographyEssential HypertensionFemaleHealthy VolunteersHeart VentriclesHumansHypertrophy, Left VentricularMaleMiddle AgedMyocardiumObserver VariationReference Values

Identifiers

PMID30278524
PMCPMC6181480
OpenAlexW2894820892

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

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.