Incidence of Postoperative Stroke after Coronary Artery Bypass Surgery and its Risk Factors

BACKGROUND AND OBJECTIVE: One of the most important and fatal complications of the coronary artery bypass surgery is postoperative stroke. The aim of this study was to determine the incidence of postoperative stroke after coronary artery bypass surgery and its risk factors.METHODS: This retrospectiv...

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Autores principales: SM Mir Mohammad Sadeghi, M Hadipour, H Molavi e Vardanjani
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Publicado: Babol University of Medical Sciences 2011
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spelling oai:doaj.org-article:20a8723d51bb4b0594ea7695d1e35adf2021-11-10T08:56:35ZIncidence of Postoperative Stroke after Coronary Artery Bypass Surgery and its Risk Factors1561-41072251-7170https://doaj.org/article/20a8723d51bb4b0594ea7695d1e35adf2011-05-01T00:00:00Zhttp://jbums.org/article-1-3806-en.htmlhttps://doaj.org/toc/1561-4107https://doaj.org/toc/2251-7170BACKGROUND AND OBJECTIVE: One of the most important and fatal complications of the coronary artery bypass surgery is postoperative stroke. The aim of this study was to determine the incidence of postoperative stroke after coronary artery bypass surgery and its risk factors.METHODS: This retrospective study was performed on the documents of 1386 patients undergoing first coronary artery bypass surgery during 2004 to 2008 in Sina hospital in Isfahan, Iran. Variables such as gender, age, number of days hospitalized in intensive care after surgery, type of surgery, duration of staying under heart and lung machine, history of hypertension, PCI, chest pain, diabetes and ejection fraction were assessed. FINDINGS: Among all subjects 1033 were male and 353 were female. Incidence of stroke after surgery was 1.4 percent. Univariate tests showed history of diabetes (p=0.018), ejection fraction levels (p=0.001) and duration of hospitalization in intensive care unit (p=0.01, CIMD=4.8- 6.6) had significant relationship with stroke. Simultaneous analysis showed the level of ejection fraction (p =0.005, CIOR=1.646–17.382, OR average to good=5.348, p=0.01, CIOR=1.535–24.875, OR weak to good=6.18) and length of stay in intensive care unit (p=0.001, CIOR=1.136 – 1.34, OR=1.234) had significant relationship.CONCLUSION: According to the results of this study, ejection fraction and length of stay in intensive care unit are risk factors of postoperative stroke.SM Mir Mohammad SadeghiM HadipourH Molavi e VardanjaniBabol University of Medical Sciencesarticlestrokecoronary artery bypassrisk factorsMedicineRMedicine (General)R5-920ENFAMajallah-i Dānishgāh-i ̒Ulūm-i Pizishkī-i Bābul, Vol 13, Iss 3, Pp 74-79 (2011)
institution DOAJ
collection DOAJ
language EN
FA
topic stroke
coronary artery bypass
risk factors
Medicine
R
Medicine (General)
R5-920
spellingShingle stroke
coronary artery bypass
risk factors
Medicine
R
Medicine (General)
R5-920
SM Mir Mohammad Sadeghi
M Hadipour
H Molavi e Vardanjani
Incidence of Postoperative Stroke after Coronary Artery Bypass Surgery and its Risk Factors
description BACKGROUND AND OBJECTIVE: One of the most important and fatal complications of the coronary artery bypass surgery is postoperative stroke. The aim of this study was to determine the incidence of postoperative stroke after coronary artery bypass surgery and its risk factors.METHODS: This retrospective study was performed on the documents of 1386 patients undergoing first coronary artery bypass surgery during 2004 to 2008 in Sina hospital in Isfahan, Iran. Variables such as gender, age, number of days hospitalized in intensive care after surgery, type of surgery, duration of staying under heart and lung machine, history of hypertension, PCI, chest pain, diabetes and ejection fraction were assessed. FINDINGS: Among all subjects 1033 were male and 353 were female. Incidence of stroke after surgery was 1.4 percent. Univariate tests showed history of diabetes (p=0.018), ejection fraction levels (p=0.001) and duration of hospitalization in intensive care unit (p=0.01, CIMD=4.8- 6.6) had significant relationship with stroke. Simultaneous analysis showed the level of ejection fraction (p =0.005, CIOR=1.646–17.382, OR average to good=5.348, p=0.01, CIOR=1.535–24.875, OR weak to good=6.18) and length of stay in intensive care unit (p=0.001, CIOR=1.136 – 1.34, OR=1.234) had significant relationship.CONCLUSION: According to the results of this study, ejection fraction and length of stay in intensive care unit are risk factors of postoperative stroke.
format article
author SM Mir Mohammad Sadeghi
M Hadipour
H Molavi e Vardanjani
author_facet SM Mir Mohammad Sadeghi
M Hadipour
H Molavi e Vardanjani
author_sort SM Mir Mohammad Sadeghi
title Incidence of Postoperative Stroke after Coronary Artery Bypass Surgery and its Risk Factors
title_short Incidence of Postoperative Stroke after Coronary Artery Bypass Surgery and its Risk Factors
title_full Incidence of Postoperative Stroke after Coronary Artery Bypass Surgery and its Risk Factors
title_fullStr Incidence of Postoperative Stroke after Coronary Artery Bypass Surgery and its Risk Factors
title_full_unstemmed Incidence of Postoperative Stroke after Coronary Artery Bypass Surgery and its Risk Factors
title_sort incidence of postoperative stroke after coronary artery bypass surgery and its risk factors
publisher Babol University of Medical Sciences
publishDate 2011
url https://doaj.org/article/20a8723d51bb4b0594ea7695d1e35adf
work_keys_str_mv AT smmirmohammadsadeghi incidenceofpostoperativestrokeaftercoronaryarterybypasssurgeryanditsriskfactors
AT mhadipour incidenceofpostoperativestrokeaftercoronaryarterybypasssurgeryanditsriskfactors
AT hmolavievardanjani incidenceofpostoperativestrokeaftercoronaryarterybypasssurgeryanditsriskfactors
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