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PCI or CABG for left main coronary artery disease : The SWEDEHEART registry

Persson, Jonas ; Yan, Jacinth ; Angerås, Oskar ; Venetsanos, Dimitrios ; Jeppsson, Anders ; Sjögren, Iwar ; Linder, Rikard ; Erlinge, David LU orcid ; Ivert, Torbjörn and Omerovic, Elmir (2023) In European Heart Journal 44(30). p.2833-2842
Abstract

Aims: An observational nationwide all-comers prospective register study to analyse outcomes after coronary artery bypass grafting (CABG) or percutaneous coronary intervention (PCI) in unprotected left main coronary artery (LMCA) disease. Methods and results: All patients undergoing coronary angiography in Sweden are registered in the Swedish Web-system for Enhancement and Development of Evidence-based care in Heart disease Evaluated According to Recommended Therapies registry. Between 01/01/2005 and 12/31/2015, 11 137 patients with LMCA disease underwent CABG (n = 9364) or PCI (n = 1773). Patients with previous CABG, ST-elevation myocardial infarction (MI) or cardiac shock were excluded. Death, MI, stroke, and new revascularization... (More)

Aims: An observational nationwide all-comers prospective register study to analyse outcomes after coronary artery bypass grafting (CABG) or percutaneous coronary intervention (PCI) in unprotected left main coronary artery (LMCA) disease. Methods and results: All patients undergoing coronary angiography in Sweden are registered in the Swedish Web-system for Enhancement and Development of Evidence-based care in Heart disease Evaluated According to Recommended Therapies registry. Between 01/01/2005 and 12/31/2015, 11 137 patients with LMCA disease underwent CABG (n = 9364) or PCI (n = 1773). Patients with previous CABG, ST-elevation myocardial infarction (MI) or cardiac shock were excluded. Death, MI, stroke, and new revascularization during follow-up until 12/31/2015 were identified using national registries. Cox regression with inverse probability weighting (IPW) and an instrumental variable (IV), administrative region, were used. Patients undergoing PCI were older, had higher prevalence of comorbidity but lower prevalence of three-vessel disease. PCI patients had higher mortality than CABG patients after adjustments for known cofounders with IPW analysis (hazard ratio [HR] 2.0 [95% confidence interval (CI) 1.5-2.7]) and known/unknown confounders with IV analysis (HR 1.5 [95% CI 1.1-2.0]). PCI was associated with higher incidence of major adverse cardiovascular and cerebrovascular events (MACCE; death, MI, stroke, or new revascularization) than CABG, with IV analysis (HR 2.8 [95% CI 1.8-4.5]). There was a quantitative interaction for diabetic status regarding mortality (P = 0.014) translating into 3.6 years (95% CI 3.3-4.0) longer median survival time favouring CABG in patients with diabetes. Conclusion: In this non-randomized study, CABG in patients with LMCA disease was associated with lower mortality and fewer MACCE compared to PCI after multivariable adjustment for known and unknown confounders.

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author
; ; ; ; ; ; ; ; and
organization
publishing date
type
Contribution to journal
publication status
published
subject
keywords
Coronary artery bypass grafting, Cox regression, Instrumental variable analysis, Left main coronary artery disease, Mortality, Percutaneous coronary intervention
in
European Heart Journal
volume
44
issue
30
pages
10 pages
publisher
Oxford University Press
external identifiers
  • pmid:37288564
  • scopus:85167474352
ISSN
0195-668X
DOI
10.1093/eurheartj/ehad369
language
English
LU publication?
yes
id
bfab5222-a907-487f-926e-59a8d03fa098
date added to LUP
2023-10-31 14:57:05
date last changed
2024-04-19 04:14:26
@article{bfab5222-a907-487f-926e-59a8d03fa098,
  abstract     = {{<p>Aims: An observational nationwide all-comers prospective register study to analyse outcomes after coronary artery bypass grafting (CABG) or percutaneous coronary intervention (PCI) in unprotected left main coronary artery (LMCA) disease. Methods and results: All patients undergoing coronary angiography in Sweden are registered in the Swedish Web-system for Enhancement and Development of Evidence-based care in Heart disease Evaluated According to Recommended Therapies registry. Between 01/01/2005 and 12/31/2015, 11 137 patients with LMCA disease underwent CABG (n = 9364) or PCI (n = 1773). Patients with previous CABG, ST-elevation myocardial infarction (MI) or cardiac shock were excluded. Death, MI, stroke, and new revascularization during follow-up until 12/31/2015 were identified using national registries. Cox regression with inverse probability weighting (IPW) and an instrumental variable (IV), administrative region, were used. Patients undergoing PCI were older, had higher prevalence of comorbidity but lower prevalence of three-vessel disease. PCI patients had higher mortality than CABG patients after adjustments for known cofounders with IPW analysis (hazard ratio [HR] 2.0 [95% confidence interval (CI) 1.5-2.7]) and known/unknown confounders with IV analysis (HR 1.5 [95% CI 1.1-2.0]). PCI was associated with higher incidence of major adverse cardiovascular and cerebrovascular events (MACCE; death, MI, stroke, or new revascularization) than CABG, with IV analysis (HR 2.8 [95% CI 1.8-4.5]). There was a quantitative interaction for diabetic status regarding mortality (P = 0.014) translating into 3.6 years (95% CI 3.3-4.0) longer median survival time favouring CABG in patients with diabetes. Conclusion: In this non-randomized study, CABG in patients with LMCA disease was associated with lower mortality and fewer MACCE compared to PCI after multivariable adjustment for known and unknown confounders.</p>}},
  author       = {{Persson, Jonas and Yan, Jacinth and Angerås, Oskar and Venetsanos, Dimitrios and Jeppsson, Anders and Sjögren, Iwar and Linder, Rikard and Erlinge, David and Ivert, Torbjörn and Omerovic, Elmir}},
  issn         = {{0195-668X}},
  keywords     = {{Coronary artery bypass grafting; Cox regression; Instrumental variable analysis; Left main coronary artery disease; Mortality; Percutaneous coronary intervention}},
  language     = {{eng}},
  number       = {{30}},
  pages        = {{2833--2842}},
  publisher    = {{Oxford University Press}},
  series       = {{European Heart Journal}},
  title        = {{PCI or CABG for left main coronary artery disease : The SWEDEHEART registry}},
  url          = {{http://dx.doi.org/10.1093/eurheartj/ehad369}},
  doi          = {{10.1093/eurheartj/ehad369}},
  volume       = {{44}},
  year         = {{2023}},
}