Do statins benefit low-risk population for primary prevention of atherosclerotic cardiovascular disease: A retrospective cohort study

The reported beneficial effects of statins on cardiovascular outcome based on risk assessment are inconsistent. Therefore, we investigated statin therapy effectiveness for the primary prevention of cardiovascular disease (CVD), according to the Korean Risk Prediction Model (KRPM). Subjects aged 40–7...

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Main Authors: In Sun Ryou, Ju Young Kim, Hwa Yeon Park, Sohee Oh, Sehun Kim, Hwa Jung Kim
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-11-01
Series:Frontiers in Medicine
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fmed.2022.1024780/full
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author In Sun Ryou
Ju Young Kim
Hwa Yeon Park
Sohee Oh
Sehun Kim
Hwa Jung Kim
Hwa Jung Kim
author_facet In Sun Ryou
Ju Young Kim
Hwa Yeon Park
Sohee Oh
Sehun Kim
Hwa Jung Kim
Hwa Jung Kim
author_sort In Sun Ryou
collection DOAJ
description The reported beneficial effects of statins on cardiovascular outcome based on risk assessment are inconsistent. Therefore, we investigated statin therapy effectiveness for the primary prevention of cardiovascular disease (CVD), according to the Korean Risk Prediction Model (KRPM). Subjects aged 40–79 years with low density lipoprotein cholesterol (LDL-C) of < 190 mg/dL and without CVD history were categorized as statin users or non-users using the National Health Insurance Service-National Sample Cohort (NHIS-NSC) database, Korea, 2002–2015. The 10-year atherosclerotic CVD (ASCVD) risk was calculated using the validated KRPM and categorized as low, borderline, intermediate, or high-risk groups; the incidence of major adverse cardiovascular events (MACEs) was compared over a mean follow-up period of 5.7 years using Cox proportional hazard models. The MACE incidence risk was decreased in statin users [hazard ratio (HR) 0.90, 95% confidence interval (CI) (0.84–0.98)]. However, there was an increased risk of MACE incidence in low-risk statin users [HR 1.80, 95% CI (1.29–2.52)], and no significant relationship was identified between statin use and MACE in the borderline [HR 1.15, 95% CI (0.86–1.54)] and intermediate-risk [HR 0.94, 95% CI (0.85–1.03)] groups. The risk of MACE incidence decreased only in the high CVD risk group among statin users. Statin use is not associated with MACE reduction in low- to intermediate-risk participants. Therefore, individuals with LDL-C level of < 190 mg/dL and low ASCVD risk should consider statin therapy only when CVD risk is proved obvious using an appropriate ASCVD risk tool.
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spelling doaj.art-8854bdf3d0914fb784ef340b8b73fe192022-12-22T03:56:21ZengFrontiers Media S.A.Frontiers in Medicine2296-858X2022-11-01910.3389/fmed.2022.10247801024780Do statins benefit low-risk population for primary prevention of atherosclerotic cardiovascular disease: A retrospective cohort studyIn Sun Ryou0Ju Young Kim1Hwa Yeon Park2Sohee Oh3Sehun Kim4Hwa Jung Kim5Hwa Jung Kim6Department of Family Medicine, Ewha Womans University Medical Center, Ewha Womans University School of Medicine, Seoul, South KoreaDepartment of Family Medicine, Seoul National University Bundang Hospital, Seoul National University College of Medicine, Seoul, South KoreaDepartment of Family Medicine, Seoul National University Bundang Hospital, Seoul National University College of Medicine, Seoul, South KoreaDepartment of Biostatistics, Seoul Metropolitan Government Seoul National University Boramae Medical Center, Seoul, South KoreaCardiovascular Center, Hallym University Medical Center, Seoul, South KoreaDepartment of Preventive Medicine, Ulsan University College of Medicine, Seoul, South KoreaDepartment of Clinical Epidemiology and Biostatistics, ASAN Medical Center, Seoul, South KoreaThe reported beneficial effects of statins on cardiovascular outcome based on risk assessment are inconsistent. Therefore, we investigated statin therapy effectiveness for the primary prevention of cardiovascular disease (CVD), according to the Korean Risk Prediction Model (KRPM). Subjects aged 40–79 years with low density lipoprotein cholesterol (LDL-C) of < 190 mg/dL and without CVD history were categorized as statin users or non-users using the National Health Insurance Service-National Sample Cohort (NHIS-NSC) database, Korea, 2002–2015. The 10-year atherosclerotic CVD (ASCVD) risk was calculated using the validated KRPM and categorized as low, borderline, intermediate, or high-risk groups; the incidence of major adverse cardiovascular events (MACEs) was compared over a mean follow-up period of 5.7 years using Cox proportional hazard models. The MACE incidence risk was decreased in statin users [hazard ratio (HR) 0.90, 95% confidence interval (CI) (0.84–0.98)]. However, there was an increased risk of MACE incidence in low-risk statin users [HR 1.80, 95% CI (1.29–2.52)], and no significant relationship was identified between statin use and MACE in the borderline [HR 1.15, 95% CI (0.86–1.54)] and intermediate-risk [HR 0.94, 95% CI (0.85–1.03)] groups. The risk of MACE incidence decreased only in the high CVD risk group among statin users. Statin use is not associated with MACE reduction in low- to intermediate-risk participants. Therefore, individuals with LDL-C level of < 190 mg/dL and low ASCVD risk should consider statin therapy only when CVD risk is proved obvious using an appropriate ASCVD risk tool.https://www.frontiersin.org/articles/10.3389/fmed.2022.1024780/fullatherosclerotic cardiovascular diseasestatinprimary preventionmajor adverse cardiovascular diseaselow-density lipoprotein cholesterol
spellingShingle In Sun Ryou
Ju Young Kim
Hwa Yeon Park
Sohee Oh
Sehun Kim
Hwa Jung Kim
Hwa Jung Kim
Do statins benefit low-risk population for primary prevention of atherosclerotic cardiovascular disease: A retrospective cohort study
Frontiers in Medicine
atherosclerotic cardiovascular disease
statin
primary prevention
major adverse cardiovascular disease
low-density lipoprotein cholesterol
title Do statins benefit low-risk population for primary prevention of atherosclerotic cardiovascular disease: A retrospective cohort study
title_full Do statins benefit low-risk population for primary prevention of atherosclerotic cardiovascular disease: A retrospective cohort study
title_fullStr Do statins benefit low-risk population for primary prevention of atherosclerotic cardiovascular disease: A retrospective cohort study
title_full_unstemmed Do statins benefit low-risk population for primary prevention of atherosclerotic cardiovascular disease: A retrospective cohort study
title_short Do statins benefit low-risk population for primary prevention of atherosclerotic cardiovascular disease: A retrospective cohort study
title_sort do statins benefit low risk population for primary prevention of atherosclerotic cardiovascular disease a retrospective cohort study
topic atherosclerotic cardiovascular disease
statin
primary prevention
major adverse cardiovascular disease
low-density lipoprotein cholesterol
url https://www.frontiersin.org/articles/10.3389/fmed.2022.1024780/full
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