Impact of Low Baseline Low‐Density Lipoprotein Cholesterol on Long‐Term Postdischarge Cardiovascular Outcomes in Patients With Acute Myocardial Infarction

Background Real‐world data on low baseline low‐density lipoprotein cholesterol (LDL‐C) levels and long‐term postdischarge cardiovascular outcomes in patients with acute coronary syndrome are limited. Methods and Results Of the 10 719 patients enrolled in the Korean registry of acute myocardial infar...

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Main Authors: Kyung Hoon Cho, Min Chul Kim, Eun Ho Choo, Ik Jun Choi, Su Nam Lee, Mahn‐Won Park, Chul Soo Park, Hee‐Yeol Kim, Chan Joon Kim, Doo Sun Sim, Ju Han Kim, Young Joon Hong, Myung Ho Jeong, Kiyuk Chang, Youngkeun Ahn
Format: Article
Language:English
Published: Wiley 2022-09-01
Series:Journal of the American Heart Association: Cardiovascular and Cerebrovascular Disease
Subjects:
Online Access:https://www.ahajournals.org/doi/10.1161/JAHA.122.025958
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author Kyung Hoon Cho
Min Chul Kim
Eun Ho Choo
Ik Jun Choi
Su Nam Lee
Mahn‐Won Park
Chul Soo Park
Hee‐Yeol Kim
Chan Joon Kim
Doo Sun Sim
Ju Han Kim
Young Joon Hong
Myung Ho Jeong
Kiyuk Chang
Youngkeun Ahn
author_facet Kyung Hoon Cho
Min Chul Kim
Eun Ho Choo
Ik Jun Choi
Su Nam Lee
Mahn‐Won Park
Chul Soo Park
Hee‐Yeol Kim
Chan Joon Kim
Doo Sun Sim
Ju Han Kim
Young Joon Hong
Myung Ho Jeong
Kiyuk Chang
Youngkeun Ahn
author_sort Kyung Hoon Cho
collection DOAJ
description Background Real‐world data on low baseline low‐density lipoprotein cholesterol (LDL‐C) levels and long‐term postdischarge cardiovascular outcomes in patients with acute coronary syndrome are limited. Methods and Results Of the 10 719 patients enrolled in the Korean registry of acute myocardial infarction between January 2004 and August 2014, we identified 5532 patients who were event free from death, recurrent myocardial infarction, or stroke during the in‐hospital period after successful percutaneous coronary intervention. The co–primary outcomes were 3‐point major adverse cardiovascular events (a composite of nonfatal stroke, nonfatal myocardial infarction, and cardiovascular death) and cardiovascular death at 5 years. Of 5532 patients with acute myocardial infarction (mean age, 62.1±12.8 years; 75.0% men), 446 cardiovascular deaths (8.1%) and 695 three‐point major adverse cardiovascular events (12.6%) occurred at 5 years. In the continuous analysis of LDL‐C, the risk of cardiovascular events increased steeply as LDL‐C levels decreased from 100 mg/dL. For categorical analysis of LDL‐C (<70, 70–99, and ≥100 mg/dL), as LDL‐C levels decreased, clinical outcomes worsened (237/3759 [6.3%] in LDL‐C ≥100 mg/dL versus 123/1291 [9.5%] in LDL‐C 70–99 mg/dL versus 86/482 [17.8%] in LDL‐C <70 mg/dL for cardiovascular death; P‐trend<0.001; and 417/3759 [11.1%] in LDL‐C ≥100 mg/dL versus 172/1291 [13.3%] in LDL‐C 70–99 mg/dL versus 106/482 [22.2%] in LDL‐C <70 mg/dL for 3‐point major adverse cardiovascular event; P‐trend<0.001). In a Cox time‐to‐event multivariable model with LDL‐C levels ≥100 mg/dL as the reference, the baseline LDL‐C level <70 mg/dL was independently associated with an increased incidence of cardiovascular death (adjusted hazard ratio, 1.68 [95% CI, 1.30–2.17]) and 3‐point major adverse cardiovascular event (adjusted hazard ratio, 1.37 [95% CI, 1.10–1.71]). Conclusions In this Korean acute myocardial infarction registry, the baseline LDL‐C level <70 mg/dL was significantly associated with an increased incidence of long‐term cardiovascular events after discharge. (COREA [Cardiovascular Risk and Identification of Potential High‐Risk Population]‐Acute Myocardial Infarction Registry; NCT02806102). Registration URL: https://www.clinicaltrials.gov/; Unique identifier: NCT02806102.
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spelling doaj.art-bdf261e29d604ac09a7375585be0b0532022-12-22T03:20:20ZengWileyJournal of the American Heart Association: Cardiovascular and Cerebrovascular Disease2047-99802022-09-01111710.1161/JAHA.122.025958Impact of Low Baseline Low‐Density Lipoprotein Cholesterol on Long‐Term Postdischarge Cardiovascular Outcomes in Patients With Acute Myocardial InfarctionKyung Hoon Cho0Min Chul Kim1Eun Ho Choo2Ik Jun Choi3Su Nam Lee4Mahn‐Won Park5Chul Soo Park6Hee‐Yeol Kim7Chan Joon Kim8Doo Sun Sim9Ju Han Kim10Young Joon Hong11Myung Ho Jeong12Kiyuk Chang13Youngkeun Ahn14Department of Cardiology Chonnam National University Hospital Gwangju Republic of KoreaDepartment of Cardiology Chonnam National University Hospital Gwangju Republic of KoreaDepartment of Cardiology Seoul St. Mary’s Hospital, College of Medicine, The Catholic University of Korea Seoul Republic of KoreaDepartment of Cardiology Incheon St. Mary’s Hospital, College of Medicine, The Catholic University of Korea Incheon Republic of KoreaDepartment of Cardiology St Vincent’s Hospital, College of Medicine, The Catholic University of Korea Suwon Republic of KoreaDepartment of Cardiology Daejeon St. Mary’s Hospital, College of Medicine, The Catholic University of Korea Daejeon Republic of KoreaDepartment of Cardiology Yeouido St. Mary’s Hospital, College of Medicine, The Catholic University of Korea Seoul Republic of KoreaDepartment of Cardiology Bucheon St. Mary’s Hospital, College of Medicine, The Catholic University of Korea Bucheon Republic of KoreaDepartment of Cardiology Uijeongbu St. Mary’s Hospital, College of Medicine, The Catholic University of Korea Seoul Republic of KoreaDepartment of Cardiology Chonnam National University Hospital Gwangju Republic of KoreaDepartment of Cardiology Chonnam National University Hospital Gwangju Republic of KoreaDepartment of Cardiology Chonnam National University Hospital Gwangju Republic of KoreaDepartment of Cardiology Chonnam National University Hospital Gwangju Republic of KoreaDepartment of Cardiology Seoul St. Mary’s Hospital, College of Medicine, The Catholic University of Korea Seoul Republic of KoreaDepartment of Cardiology Chonnam National University Hospital Gwangju Republic of KoreaBackground Real‐world data on low baseline low‐density lipoprotein cholesterol (LDL‐C) levels and long‐term postdischarge cardiovascular outcomes in patients with acute coronary syndrome are limited. Methods and Results Of the 10 719 patients enrolled in the Korean registry of acute myocardial infarction between January 2004 and August 2014, we identified 5532 patients who were event free from death, recurrent myocardial infarction, or stroke during the in‐hospital period after successful percutaneous coronary intervention. The co–primary outcomes were 3‐point major adverse cardiovascular events (a composite of nonfatal stroke, nonfatal myocardial infarction, and cardiovascular death) and cardiovascular death at 5 years. Of 5532 patients with acute myocardial infarction (mean age, 62.1±12.8 years; 75.0% men), 446 cardiovascular deaths (8.1%) and 695 three‐point major adverse cardiovascular events (12.6%) occurred at 5 years. In the continuous analysis of LDL‐C, the risk of cardiovascular events increased steeply as LDL‐C levels decreased from 100 mg/dL. For categorical analysis of LDL‐C (<70, 70–99, and ≥100 mg/dL), as LDL‐C levels decreased, clinical outcomes worsened (237/3759 [6.3%] in LDL‐C ≥100 mg/dL versus 123/1291 [9.5%] in LDL‐C 70–99 mg/dL versus 86/482 [17.8%] in LDL‐C <70 mg/dL for cardiovascular death; P‐trend<0.001; and 417/3759 [11.1%] in LDL‐C ≥100 mg/dL versus 172/1291 [13.3%] in LDL‐C 70–99 mg/dL versus 106/482 [22.2%] in LDL‐C <70 mg/dL for 3‐point major adverse cardiovascular event; P‐trend<0.001). In a Cox time‐to‐event multivariable model with LDL‐C levels ≥100 mg/dL as the reference, the baseline LDL‐C level <70 mg/dL was independently associated with an increased incidence of cardiovascular death (adjusted hazard ratio, 1.68 [95% CI, 1.30–2.17]) and 3‐point major adverse cardiovascular event (adjusted hazard ratio, 1.37 [95% CI, 1.10–1.71]). Conclusions In this Korean acute myocardial infarction registry, the baseline LDL‐C level <70 mg/dL was significantly associated with an increased incidence of long‐term cardiovascular events after discharge. (COREA [Cardiovascular Risk and Identification of Potential High‐Risk Population]‐Acute Myocardial Infarction Registry; NCT02806102). Registration URL: https://www.clinicaltrials.gov/; Unique identifier: NCT02806102.https://www.ahajournals.org/doi/10.1161/JAHA.122.025958acute coronary syndromecholesterolLDLmyocardial infarctionpercutaneous coronary intervention
spellingShingle Kyung Hoon Cho
Min Chul Kim
Eun Ho Choo
Ik Jun Choi
Su Nam Lee
Mahn‐Won Park
Chul Soo Park
Hee‐Yeol Kim
Chan Joon Kim
Doo Sun Sim
Ju Han Kim
Young Joon Hong
Myung Ho Jeong
Kiyuk Chang
Youngkeun Ahn
Impact of Low Baseline Low‐Density Lipoprotein Cholesterol on Long‐Term Postdischarge Cardiovascular Outcomes in Patients With Acute Myocardial Infarction
Journal of the American Heart Association: Cardiovascular and Cerebrovascular Disease
acute coronary syndrome
cholesterol
LDL
myocardial infarction
percutaneous coronary intervention
title Impact of Low Baseline Low‐Density Lipoprotein Cholesterol on Long‐Term Postdischarge Cardiovascular Outcomes in Patients With Acute Myocardial Infarction
title_full Impact of Low Baseline Low‐Density Lipoprotein Cholesterol on Long‐Term Postdischarge Cardiovascular Outcomes in Patients With Acute Myocardial Infarction
title_fullStr Impact of Low Baseline Low‐Density Lipoprotein Cholesterol on Long‐Term Postdischarge Cardiovascular Outcomes in Patients With Acute Myocardial Infarction
title_full_unstemmed Impact of Low Baseline Low‐Density Lipoprotein Cholesterol on Long‐Term Postdischarge Cardiovascular Outcomes in Patients With Acute Myocardial Infarction
title_short Impact of Low Baseline Low‐Density Lipoprotein Cholesterol on Long‐Term Postdischarge Cardiovascular Outcomes in Patients With Acute Myocardial Infarction
title_sort impact of low baseline low density lipoprotein cholesterol on long term postdischarge cardiovascular outcomes in patients with acute myocardial infarction
topic acute coronary syndrome
cholesterol
LDL
myocardial infarction
percutaneous coronary intervention
url https://www.ahajournals.org/doi/10.1161/JAHA.122.025958
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