Evidence map›Paper›PMID 29154421›Full record

ArticleESC heart failure2017

Haemodynamic monitoring of cardiac status using heart sounds from an implanted cardiac device.

Pramodsingh H Thakur, Qi An, Lynne Swanson, Yi Zhang, Roy S Gardner

Abstract read
In one paragraph

Article in ESC heart failure, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
–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.

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

12 citing papers in PubMed.

  1. Article
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  6. Observational
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  9. ICD-measured heart sounds and their correlation with echocardiographic indexes of systolic and diastolic function.Journal of interventional cardiac electrophysiology : an international journal of arrhythmias and pacing · 2020
    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

5 authors.

Pramodsingh H ThakurBoston Scientific, St Paul, Minnesota, USA.
Qi AnBoston Scientific, St Paul, Minnesota, USA.
Lynne SwansonBoston Scientific, St Paul, Minnesota, USA.
Yi ZhangBoston Scientific, St Paul, Minnesota, USA.
Roy S GardnerScottish National Advanced Heart Failure Service, Golden Jubilee National Hospital, Clydebank, UK.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

aimThe aim of this study was to evaluate the haemodynamic correlates of heart sound (HS) parameters such as third HS (S3), first HS (S1), and HS-based systolic time intervals (HSTIs) from an implantable cardiac device. METHODS AND

resultsTwo unique animal models (10 swine with myocardial ischaemia and 11 canines with pulmonary oedema) were used to evaluate haemodynamic correlates of S1, S3, and HSTIs, namely, HS-based pre-ejection period (HSPEP), HS-based ejection time (HSET), and the ratio HSPEP/HSET during acute haemodynamic perturbations. The HS was measured using implanted cardiac resynchronization therapy defibrillator devices simultaneously with haemodynamic references such as left atrial (LA) pressure and left ventricular (LV) pressure. In the ischaemia model, S1 amplitude (r = 0.76 ± 0.038; P = 0.002), HSPEP (r = -0.56 ± 0.07; P = 0.002), and HSPEP/HSET (r = -0.42 ± 0.1; P = 0.002) were significantly correlated with LV dP/dt

conclusionsThe HS parameters such as S1, S3, and HSTIs measured using implantable devices significantly correlated with haemodynamic changes in acute animal models, suggesting potential utility for remote heart failure patient monitoring.

Indexed as

Cardiac Resynchronization Therapy DevicesAcute DiseaseAnimalsDisease Models, AnimalDogsHemodynamic MonitoringHemodynamicsMyocardial IschemiaPulmonary EdemaSwineContractilityHeart failureHeart soundPulmonary congestionSystolic time interval

Identifiers

PMID29154421
PMCPMC5695191

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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.