Evidence map›Paper›PMID 41565270›Full record

ArticleAnnals of thoracic and cardiovascular surgery : official journal of the Association of Thoracic and Cardiovascular Surgeons of Asia2026

Sex-Based Differences in Dissection Patterns and Surgical Strategies in Tear-Oriented Repair for Acute Type A Aortic Dissection: A Single-Center Retrospective Study.

Ryumon Matsumoto, Taiju Watanabe, Ryoji Kinoshita, Kazunobu Hirooka

Abstract readComparative Study
In one paragraph

Article in Annals of thoracic and cardiovascular surgery : official journal of the Association of Thoracic and Cardiovascular Surgeons of Asia, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing 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

2 citing papers in PubMed.

  1. Sex-Based Differences in Dissection Patterns and Surgical Strategies in Tear-Oriented Repair for Acute Type A Aortic Dissection.Annals of thoracic and cardiovascular surgery : official journal of the Association of Thoracic and Cardiovascular Surgeons of Asia · 2026
    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

4 authors.

Ryumon MatsumotoDepartment of Cardiovascular Surgery, Tsuchiura Kyodo General Hospital, Tsuchiura, Ibaraki, Japan.ORCID http://orcid.org/0000-0001-9953-1538
Taiju WatanabeDepartment of Cardiovascular Surgery, Tsuchiura Kyodo General Hospital, Tsuchiura, Ibaraki, Japan.
Ryoji KinoshitaDepartment of Cardiovascular Surgery, Tsuchiura Kyodo General Hospital, Tsuchiura, Ibaraki, Japan.
Kazunobu HirookaDepartment of Cardiovascular Surgery, Tsuchiura Kyodo General Hospital, Tsuchiura, Ibaraki, Japan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeThis study aimed to evaluate sex-based differences in the clinical characteristics, aortic anatomy, surgical strategies, and outcomes of patients undergoing emergency surgery for acute Stanford type A aortic dissection (AAAD).

methodsWe retrospectively analyzed 148 consecutive patients (82 males and 66 females) who underwent surgery for AAAD at a single center. We compared their backgrounds, entry tear locations, operative procedures, and postoperative outcomes. Kaplan-Meier analysis assessed long-term survival and freedom from re-intervention.

resultsFemale patients were significantly older than male patients, more likely to have ascending aortic entry tears, and more often treated by hemiarch replacement. Male patients underwent total arch replacement more frequently because of arch or distal entry tears and had a higher incidence of iliac artery involvement, indicating more extensive distal dissection. In-hospital mortality, major postoperative complications, long-term survival, and freedom from re-intervention showed no significant sex-based differences.

conclusionIn female patients, the predominance of ascending entry tears allows less extensive surgery without compromising outcomes. Therefore, when dissection patterns are suitable, emergent surgery is appropriate even in elderly female patients.

Indexed as

Aortic DissectionBlood Vessel Prosthesis ImplantationDissection, Ascending AortaHealth Status DisparitiesAgedAge FactorsEmergenciesFemaleHospital MortalityHumansMaleMiddle AgedPostoperative ComplicationsRetrospective StudiesRisk AssessmentRisk Factorsacute aortic dissectionsex differencestear-oriented surgery

Identifiers

PMID41565270
PMCPMC12834573

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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.