Evidence map›Paper›PMID 23850921›Full record

ArticleJournal of the American College of Cardiology2013

Derivation and validation of diagnostic thresholds for central blood pressure measurements based on long-term cardiovascular risks.

Hao-Min Cheng, Shao-Yuan Chuang, Shih-Hsien Sung, Wen-Chung Yu, Alan Pearson, Edward G Lakatta, Wen-Harn Pan, Chen-Huan Chen

Registry-linked trialAbstract readComparative StudyValidation Study
In one paragraph

Article in Journal of the American College of Cardiology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT02704468 (FGF21 Can Help Predicting Arterial Stiffness Measured by Cardio-ankle Vascular Index in Renal Transplant Patients), which is not on this map. Cited by 63 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
63citing papers in PubMed, 4 pooled it
–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.

NCT02704468 completednot on this mapstarted 2016, after this paper: background citation

FGF21 Can Help Predicting Arterial Stiffness Measured by Cardio-ankle Vascular Index in Renal Transplant Patients

Typeobservational_patient_registrySponsorBangkok Metropolitan Administration Medical College and Vajira HospitalRan2016 to 2016Enrolled100ConditionsVascular StiffnessArmsCAVI and FGF-21
3 · Its place in the literature

Who cites it

63 citing papers in PubMed, 4 syntheses or guidelines pooled it.

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3 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

8 authors.

Hao-Min ChengJoanna Briggs Institute, Faculty of Health Sciences, The University of Adelaide, Adelaide, Australia; Department of Medical Research and Education, Taipei Veterans General Hospital, Taipei, Taiwan; Cardiovascular Research Center, National Yang-Ming University, Hospital, Taipei, Taiwan; Department of Medicine, National Yang-Ming University, Taipei, Taiwan.
Shao-Yuan Chuang
Shih-Hsien Sung
Wen-Chung Yu
Alan Pearson
Edward G Lakatta
Wen-Harn Pan
Chen-Huan Chen

Funding

Age Associated Changes In Structural And Functional Cardio-Vascular PropertiesZIAAG000856 · NIA · NATIONAL INSTITUTE ON AGING · PI LAKATTA, EDWARD · 2009 to 2025
$3.4M
Age Associated Changes In Vascular PropertiesZ01AG000856 · NIA · NATIONAL INSTITUTE ON AGING · PI LAKATTA, EDWARD G · 2002 to 2008
$1.5M
Effects Of Age And Conditioning Status On Rest And Exercise Cardiac PerformanceZIAAG000802 · NIA · NATIONAL INSTITUTE ON AGING · PI LAKATTA, EDWARD · 2009 to 2024
$1.1M
Intramural NIH HHS Z01 AG000856
6 · The paper itself

Abstract

objectivesThis study sought to derive and validate outcome-driven thresholds of central blood pressure (CBP) for diagnosing hypertension.

backgroundCurrent guidelines for managing patients with hypertension mainly rely on blood pressure (BP) measured at brachial arteries (cuff BP). However, BP measured at the central aorta (central BP [CBP]) may be a better prognostic factor for predicting future cardiovascular events than cuff BP.

methodsIn a derivation cohort (1,272 individuals and a median follow-up of 15 years), we determined diagnostic thresholds for CBP by using current guideline-endorsed cutoffs for cuff BP with a bootstrapping (resampling by drawing randomly with replacement) and an approximation method. To evaluate the discriminatory power in predicting cardiovascular outcomes, the derived thresholds were tested in a validation cohort (2,501 individuals with median follow-up of 10 years).

resultsThe 2 analyses yielded similar diagnostic thresholds for CBP. After rounding, systolic/diastolic threshold was 110/80 mm Hg for optimal BP and 130/90 mm Hg for hypertension. Compared with optimal BP, the risk of cardiovascular mortality increased significantly in subjects with hypertension (hazard ratio: 3.08, 95% confidence interval: 1.05 to 9.05). Of the multivariate Cox proportional hazards model, incorporation of a dichotomous variable by defining hypertension as CBP ≥ 130/90 mm Hg was associated with the largest contribution to the predictive power.

conclusionsCBP of 130/90 mm Hg was determined to be the cutoff limit for normality and was characterized by a greater discriminatory power for long-term events in our validation cohort. This report represents an important step toward the application of the CBP concept in clinical practice.

Indexed as

ForecastingBlood PressureBlood Pressure Monitoring, AmbulatoryDiagnosis, DifferentialFemaleFollow-Up StudiesHumansHypertensionMaleMiddle AgedMorbidityProspective StudiesRisk AssessmentTaiwanblood pressureBPCBPcentral blood pressureCIconfidence intervalcuff BPDBPdiagnostic thresholdsdiastolic blood pressurehigh blood pressurehypertensionperipheral blood pressurePPpulse pressureSBPsystolic blood pressure

Identifiers

PMID23850921
PMCPMC3884552

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Registered trials

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.