Evidence map›Paper›PMID 40717860›Full record

ArticleHeart rhythm O22025

Preprocedural neutrophil-to-lymphocyte ratio: A novel predictor of permanent pacemaker implantation in self-expandable vs balloon-expandable valve cohorts following transcatheter aortic valve implantation.

Haitham Abu Khadija, Mohammad Alnees, Omar Ayyad, Gera Gandelman, Gal Sella, Nizar Abu Hamdeh, Amir Haim, Yazan Hamdan, Alena Kirzhner, Abdalaziz Darwish and 4 more

Abstract read
In one paragraph

Article in Heart rhythm O2, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing 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

6 citing papers in PubMed.

  1. Observational
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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

14 authors.

Haitham Abu KhadijaDepartment of Cardiology, Kaplan Medical Center and Faculty of Medicine, Hebrew University of Jerusalem, Jerusalem, Israel.
Mohammad AlneesDepartment of Cardiology, Kaplan Medical Center and Faculty of Medicine, Hebrew University of Jerusalem, Jerusalem, Israel.
Omar AyyadDepartment of Cardiology, Kaplan Medical Center and Faculty of Medicine, Hebrew University of Jerusalem, Jerusalem, Israel.
Gera GandelmanDepartment of Cardiology, Kaplan Medical Center and Faculty of Medicine, Hebrew University of Jerusalem, Jerusalem, Israel.
Gal SellaDepartment of Cardiology, Kaplan Medical Center and Faculty of Medicine, Hebrew University of Jerusalem, Jerusalem, Israel.
Nizar Abu HamdehDepartment of Cardiology, Kaplan Medical Center and Faculty of Medicine, Hebrew University of Jerusalem, Jerusalem, Israel.
Amir HaimDepartment of Cardiology, Kaplan Medical Center and Faculty of Medicine, Hebrew University of Jerusalem, Jerusalem, Israel.
Yazan HamdanDepartment of Cardiology, Kaplan Medical Center and Faculty of Medicine, Hebrew University of Jerusalem, Jerusalem, Israel.
Alena KirzhnerDepartment of Internal Medicine A, Kaplan Medical Center and Faculty of Medicine, Hebrew University of Jerusalem, Jerusalem, Israel.
Abdalaziz DarwishDepartment of Cardiology, Kaplan Medical Center and Faculty of Medicine, Hebrew University of Jerusalem, Jerusalem, Israel.
Duha NajajraDepartment of Cardiology, Kaplan Medical Center and Faculty of Medicine, Hebrew University of Jerusalem, Jerusalem, Israel.
Tal SchillerDepartment of Diabetes, Endocrinology and Metabolism, Kaplan Medical Center and Faculty of Medicine, Hebrew University of Jerusalem, Jerusalem, Israel.
Alex BlattDepartment of Cardiology, Kaplan Medical Center and Faculty of Medicine, Hebrew University of Jerusalem, Jerusalem, Israel.
Jacob GeorgeDepartment of Cardiology, Kaplan Medical Center and Faculty of Medicine, Hebrew University of Jerusalem, Jerusalem, Israel.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Transcatheter aortic valve implantation (TAVI) is the preferred treatment for severe aortic stenosis. This study examines the neutrophil-lymphocyte ratio (NLR) as a predictor of permanent pacemaker implantation (PPI) outcomes, comparing self-expandable valves (SEVs) and balloon-expandable valves (BEVs). Objective: This study aims to evaluate the effectiveness of the NLR in predicting PPI outcomes in patients undergoing TAVI with SEVs and BEVs. Methods: This retrospective cohort study at Kaplan Medical Center analyzed 305 patients with severe symptomatic aortic stenosis referred for TAVI from January 2010 to December 2019. Data on baseline characteristics, laboratory results, and clinical outcomes were collected, including NLR and PPI rates. Two logistic regression models were developed to identify predictors of TAVI-PPI outcomes for SEV and BEV cohorts. Results: In the SEV cohort, 59 of 199 patients (29.6%) required PPI, compared with 15 of 106 patients (14.2%) in the BEV cohort. The receiver operating characteristic (ROC) curve for SEV showed an area under the curve (AUC) of 0.70, indicating predictive ability of the NLR for TAVI-PPI outcomes. The BEV cohort had a lower AUC of 0.40 ( Conclusion: The NLR significantly predicts permanent pacemaker implantation after TAVI, especially for SEVs, but less for BEVs.

Indexed as

Balloon-expandable valvesNeutrophil-lymphocyte ratioPermanent pacemaker implantationSelf-expandable valvesTranscatheter aortic valve implantation

Identifiers

PMID40717860
PMCPMC12287960

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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.