Evidence map›Paper›PMID 33375722›Full record

ArticleSensors (Basel, Switzerland)2020

Beat-to-Beat Continuous Blood Pressure Estimation Using Bidirectional Long Short-Term Memory Network.

Dongseok Lee, Hyunbin Kwon, Dongyeon Son, Heesang Eom, Cheolsoo Park, Yonggyu Lim, Chulhun Seo, Kwangsuk Park

Abstract readLetter
In one paragraph

Article in Sensors (Basel, Switzerland), 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing 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

7 citing papers in PubMed.

  1. Article
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  5. Boosted-SpringDTW for Comprehensive Feature Extraction of PPG Signals.IEEE open journal of engineering in medicine and biology · 2022
    Article
  6. 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

8 authors.

Dongseok LeeInterdisciplinary Program in Bioengineering, Seoul National University, Seoul 03080, Korea.ORCID 0000-0002-6960-9127
Hyunbin KwonInterdisciplinary Program in Bioengineering, Seoul National University, Seoul 03080, Korea.
Dongyeon SonInterdisciplinary Program in Bioengineering, Seoul National University, Seoul 03080, Korea.ORCID 0000-0002-9102-7107
Heesang EomDepartment of Computer Engineering, Kwangwoon University, Seoul 01897, Korea.ORCID 0000-0001-7418-5042
Cheolsoo ParkDepartment of Computer Engineering, Kwangwoon University, Seoul 01897, Korea.
Yonggyu LimDepartment of Oriental Biomedical Engineering, Sangji University, Wonju 26339, Korea.
Chulhun SeoSchool of Electronic Engineering, Soongsil University, Seoul 06978, Korea.
Kwangsuk ParkInstitute of Medical and Biological Engineering, Medical Research Center, Seoul National University, Seoul 03080, Korea.

Funding

National Research Foundation of Korea NRF-2017R1A5A1015596
6 · The paper itself

Abstract

Continuous blood pressure (BP) monitoring is important for patients with hypertension. However, BP measurement with a cuff may be cumbersome for the patient. To overcome this limitation, various studies have suggested cuffless BP estimation models using deep learning algorithms. A generalized model should be considered to decrease the training time, and the model reproducibility should be taken into account in multi-day scenarios. In this study, a BP estimation model with a bidirectional long short-term memory network is proposed. The features are extracted from the electrocardiogram, photoplethysmogram, and ballistocardiogram. The leave-one-subject-out (LOSO) method is incorporated to generalize the model and fine-tuning is applied. The model was evaluated using one-day and multi-day tests. The proposed model achieved a mean absolute error (MAE) of 2.56 and 2.05 mmHg for the systolic and diastolic BP (SBP and DBP), respectively, in the one-day test. Moreover, the results demonstrated that the LOSO method with fine-tuning was more compatible in the multi-day test. The MAE values of the model were 5.82 and 5.24 mmHg for the SBP and DBP, respectively.

Indexed as

PhotoplethysmographyBlood PressureBlood Pressure DeterminationHumansNeural Networks, ComputerPulse Wave AnalysisReproducibility of Resultsballistocardiogramcuffless blood pressuregeneral blood pressure estimationlong short-term memory

Identifiers

PMID33375722
PMCPMC7795062

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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.