Evidence map›Paper›PMID 18668299›Full record

ArticleJournal of gastrointestinal surgery : official journal of the Society for Surgery of the Alimentary Tract2008

Postoperative venous thromboembolism rates vary significantly after different types of major abdominal operations.

Debraj Mukherjee, Anne O Lidor, Kathryn M Chu, Susan L Gearhart, Elliott R Haut, David C Chang

Registry-linked trialAbstract read
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In one paragraph

Article in Journal of gastrointestinal surgery : official journal of the Society for Surgery of the Alimentary Tract, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT03115541 (The Contemporary Significance of Deep Venous Thrombosis and Pulmonary Embolus in Patients Undergoing Esophagectomy), which is not on this map. Cited by 44 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
44citing papers in PubMed, 2 pooled it
–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.

NCT03115541 completednot on this mapstarted 2017, after this paper: background citation

The Contemporary Significance of Deep Venous Thrombosis and Pulmonary Embolus in Patients Undergoing Esophagectomy: A Pilot Study to Evaluate the Incidence of DVT and PE After Major Esophageal Resections

TypeobservationalSponsorMcMaster UniversityRan2017 to 2020Enrolled187ConditionsVenous Thromboembolism, Thoracic Surgery, Esophageal Cancer
3 · Its place in the literature

Who cites it

44 citing papers in PubMed, 2 syntheses or guidelines pooled it.

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  9. Can Risk-Based Thromboprophylaxis Practice Guidelines be Safely Used in Esophagectomy Cases? Experience of an Academic Health System.Journal of gastrointestinal surgery : official journal of the Society for Surgery of the Alimentary Tract · 2023
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  13. Association Between Operative Approach and Venous Thromboembolism Rate Following Hepatectomy: a Propensity-Matched Analysis.Journal of gastrointestinal surgery : official journal of the Society for Surgery of the Alimentary Tract · 2021
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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

6 authors.

Debraj MukherjeeDepartment of Surgery, Johns Hopkins School of Medicine, 600 North Wolfe Street, Blalock 610, Baltimore, MD 21287, USA.
Anne O Lidor
Kathryn M Chu
Susan L Gearhart
Elliott R Haut
David C Chang

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundVenous thrombolism (VTE) is a significant cause of morbidity for surgical patients. Comparative risk across major procedures is unknown.

methodsRetrospective analysis of the Nationwide Inpatient Sample (2001-2005) was conducted. Eight surgeries were identified: bariatric surgery, colorectal surgery, esophagectomy, gastrectomy, hepatectomy, nephrectomy, pancreatectomy, splenectomy. Age < 18, patients with multiple major surgeries, and those admitted for treatment of VTE were excluded. Primary outcome was occurrence of VTE. Independent variables included age, gender, race, Charlson score, hospital teaching status, elective procedures, cancer/metastasis, trauma, and year.

resultsPatients, 375,748, were identified, 5,773 (1.54%) with VTE. Overall death rate was 3.97%, but 13.34% after VTE. Unadjusted rate (0.35%) and adjusted risk for VTE were lowest among bariatric patients. On multivariate analysis, highest risk for VTE was splenectomy (odds ratio 2.69, 95% CI 2.03-3.56). Odds ratio of in-hospital mortality following VTE was 1.84 (1.65-2.05), associated with excess stay of 10.88days and $9,612 excess charges, translating into $55 million/year nationwide.

conclusionHighest risk for VTE was associated with splenectomy, lowest risk with bariatric surgery. Since bariatric patients are known to have greater risk for this complication, these findings may reflect better awareness/prophylaxis. Further studies are necessary to quantify effect of best-practice guidelines on prevention of this costly complication.

Indexed as

Abdominal CavityAdultAgedAge DistributionDigestive System Surgical ProceduresFemaleHospital MortalityHumansIncidenceLaparotomyMaleMiddle AgedMultivariate AnalysisPostoperative ComplicationsProbabilityPrognosis

Identifiers

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Registered trials

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.