Evidence map›Paper›PMID 25223740›Full record

ArticleWorld journal of surgery2015

The significance of atrial fibrillation in patients aged ≥ 55 years undergoing abdominal surgery.

Hadiza S Kazaure, Sanziana A Roman, Douglas Tyler, Julie A Sosa

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In one paragraph

Article in World journal of surgery, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed, 1 pooled it
0.4field-weighted citation impact, top 34% of its field
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

10 citing papers in PubMed, 1 synthesis or guideline pooled it, 18 citations in OpenAlex.

  1. Pooled it
  2. Perioperative atrial fibrillation after non-cardiac surgery - A narrative review.Clinical research in cardiology : official journal of the German Cardiac Society · 2026
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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 at 3 institutions in 1 country.

Hadiza S KazaureDepartment of General Surgery, Stanford University, Palo Alto, CA, USA.
Sanziana A Roman
Douglas Tyler
Julie A Sosa
Duke University · USDuke Medical Center · USStanford University · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe Institute of Medicine has identified atrial fibrillation (AF) among national priorities for research. We examine the incidence of AF and its association with outcomes of patients undergoing abdominal surgery.

methodsPatients ≥ 55 years who underwent abdominal surgery captured in a State Inpatient Database, 2008-2010. Three patient groups were created: (1) No diagnosis of AF (No-AF), (2) Pre-existing AF (Hx-AF), and (3) New-onset AF (New-AF). Outcomes were analysed using bivariate and multivariate methods.

resultsAF incidence among 116,477 patients was 8.6 %; approximately one in four patients aged ≥ 85 years had AF. 26.6 % of patients with AF experienced New-AF; the latter was more likely after pancreas resection (43.0 %) and least common after cholecystectomy (20.2 %). Complications (71.1, 47.3 vs. 26.5 %), mortality (8.0, 5.7 vs. 2.0 %), longer hospital stays (8.8, 5.6 vs. 3.8 days), and higher hospitalization cost ($41,427, $26,312 vs. $18,310) were more likely in patients with AF (New-AF, Hx-AF vs. No-AF respectively) (all p < 0.001). After adjustment, New-AF was among factors independently associated with mortality (OR 2.0, 95 % CI 1.7-2.4, p < 0.001); each case of New-AF increased cost of care by $4,482. Factors independently associated with New-AF included ≥ 1 complication, electrolyte imbalance, and procedure-type. Whereas 2.0 % of patients who developed New-AF were admitted from a long-term care facility, 23.8 % of patients with New-AF were discharged to a long-term care facility.

conclusionsAF is common among abdominal surgery patients, particularly the elderly; New-AF is a serious, potentially avoidable adverse event that could serve as an important quality of care indicator for abdominal surgery patients.

Indexed as

AdultAgedAtrial FibrillationComorbidityDigestive System DiseasesFemaleHumansIncidenceLength of StayMaleMiddle AgedMultivariate AnalysisUnited States

Identifiers

PMID25223740
OpenAlexW2009958111

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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.