Evidence map›Paper›PMID 32896546›Full record

ArticleThe Annals of thoracic surgery2021

Preparing for Bundled Payments: Impact of Complications Post-Coronary Artery Bypass Grafting on Costs.

Diane N Haddad, Maren E Shipe, Tarek S Absi, Matthew R Danter, Rushikesh Vyas, Melissa Levack, Ashish S Shah, Eric L Grogan, Keki R Balsara

Abstract readComparative Study
In one paragraph

Article in The Annals of thoracic surgery, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing 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

1 citing paper in PubMed.

  1. Article
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

9 authors.

Diane N HaddadDepartment of Surgery, Vanderbilt University Medical Center, Nashville, Tennessee.
Maren E ShipeDepartment of Surgery, Vanderbilt University Medical Center, Nashville, Tennessee.
Tarek S AbsiDepartment of Surgery, Vanderbilt University Medical Center, Nashville, Tennessee; Department of Cardiac Surgery, Vanderbilt University Medical Center, Nashville, Tennessee.
Matthew R DanterDepartment of Cardiac Surgery, Vanderbilt University Medical Center, Nashville, Tennessee.
Rushikesh VyasDepartment of Cardiac Surgery, Vanderbilt University Medical Center, Nashville, Tennessee.
Melissa LevackDepartment of Cardiac Surgery, Vanderbilt University Medical Center, Nashville, Tennessee.
Ashish S ShahDepartment of Cardiac Surgery, Vanderbilt University Medical Center, Nashville, Tennessee.
Eric L GroganDivision of Thoracic Surgery, Tennessee Valley Healthcare System, Nashville, Tennessee.
Keki R BalsaraDepartment of Cardiac Surgery, Vanderbilt University Medical Center, Nashville, Tennessee. Electronic address: keki.r.balsara@vumc.org.

Funding

Surgical Oncology Training GrantT32CA106183 · NCI · VANDERBILT UNIVERSITY MEDICAL CENTER · PI James Richard Goldenring · 2004 to 2026
$6.0M
Learning Health System training program: PROgRESS--Patient/ pRactice Outcomes and Research in Effectiveness and Systems ScienceT32HS026122 · AHRQ · VANDERBILT UNIVERSITY MEDICAL CENTER · PI GRIJALVA, CARLOS G, ROUMIE, CHRISTIANNE L. · 2018 to 2024
$3.5M
AHRQ HHS T32 HS026122NCI NIH HHS T32 CA106183
6 · The paper itself

Abstract

backgroundBundled payments for coronary artery bypass grafting (CABG) provide a single reimbursement for care provided from admission through 90 days post-discharge. We aim to explore the impact of complications on total institutional costs, as well as the drivers of high costs for index hospitalization.

methodsWe linked clinical and internal cost data for patients undergoing CABG from 2014 to 2017 at a single institution. We compared unadjusted average variable direct costs, reporting excess cost from an uncomplicated baseline. We stratified by The Society of Thoracic Surgeons preoperative risk and quality outcome measures as well as value-based outcomes (readmission, post-acute care utilization). We performed multivariable linear regression to evaluate drivers of high costs, adjusting for preoperative and intraoperative characteristics and postoperative complications.

resultsWe reviewed 1789 patients undergoing CABG with an average of 2.7 vessels (SD 0.89). A significant proportion of patients were diabetic (51.2%) and obese (mean body mass index 30.6, SD 6.1). Factors associated with increased adjusted costs were preoperative renal failure (P = .001), diabetes (P = .001) and body mass index (P = .05), and postoperative stroke (P < .001), prolonged ventilation (P < .001), rebleeding requiring reoperation (P < .001) and renal failure (P < .001) with varying magnitude. Preoperative ejection fraction and insurance status were not associated with increased adjusted costs.

conclusionsPreoperative characteristics had less of an impact on costs post-CABG than postoperative complications. Postoperative complications vary in their impact on internal costs, with reoperation, stroke, and renal failure having the greatest impact. In preparation for bundled payments, hospitals should focus on understanding and preventing drivers of high cost.

Indexed as

Hospital CostsCoronary Artery BypassCoronary Artery DiseaseCost-Benefit AnalysisFemaleHealth ResourcesHumansMaleMiddle AgedPostoperative ComplicationsReoperationRetrospective StudiesRisk Factors

Identifiers

PMID32896546
PMCPMC8514223

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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.