scholarly journals Association between lipoprotein cholesterol and future cardiovascular disease and mortality in older adults: a Korean nationwide longitudinal study

2020 ◽  
Author(s):  
Seung Hee Kim ◽  
Ki Young Son

Abstract BackgroundDyslipidemia is an independent health risk factor of cardiovascular disease (CVD), a leading cause of mortality in older adults. Despite its importance, there have been few reports on the association between lipoprotein cholesterol and future CVD and cardiovascular (CV) mortality among elderly Asians. This study investigated the association between lipoprotein cholesterol and future CVD and CV mortality in an elderly Korean population using a large nationwide sample.MethodsFrom the cohort database of the Korean National Health Insurance Service, a total of 62,604 adults aged 65 years or more (32,584 men and 30,020 women) were included. High-density lipoprotein cholesterol (HDL-C) and low-density lipoprotein cholesterol (LDL-C) values were categorized by quartiles. Cox proportional hazard models were used to assess the association between the quartiles of lipoprotein cholesterol and CV events or CV mortality.ResultsThe mean follow-up period was 3.3 years. The incidence rates of ischemic heart disease and ischemic brain disease were 0.97 and 0.61 per 1,000 person-years, and the mortality rates from these diseases were 0.22 and 0.34 per 1,000 person-years. In a completely adjusted model, high HDL-C and LDL-C levels were not associated with the total CV events and deaths from CVD. However, high LDL-C levels were significantly associated with a lower incidence of ischemic brain disease. Furthermore, diabetic patients with high LDL-C were more likely to have higher CV mortality, whereas non-smokers with high LDL-C were less likely to be at risk of CV events.ConclusionsNeither high LDL-C nor HDL-C was significantly associated with future CV mortality in older adults aged ≥ 65 years. Older adults with diabetes were significantly associated with a higher risk of CV mortality in high LDL-C levels.

2021 ◽  
Vol 20 (1) ◽  
Author(s):  
Seung Hee Kim ◽  
Ki Young Son

Abstract Background Dyslipidemia is considered an independent health risk factor of cardiovascular disease (CVD), a leading cause of mortality in older adults. Despite its importance, there have been few reports on the association between lipoprotein cholesterol and future CVD and cardiovascular (CV) mortality among elderly Asians aged ≥ 65 years. This study investigated the association between lipoprotein cholesterol and future CVD and CV mortality in an elderly Korean population using a large nationwide sample. Methods From the cohort database of the Korean National Health Insurance Service, 62,604 adults aged ≥ 65 years (32,584 men and 30,020 women) were included. High-density lipoprotein cholesterol (HDL-C) and low-density lipoprotein cholesterol (LDL-C) levels were categorized by quartiles. Cox proportional hazard models and linear regression analyses were used to assess the association between the quartiles of lipoprotein cholesterol and future CV events or mortality. Results The mean follow-up period was 3.3 years. The incidence rates of ischemic heart disease and ischemic brain disease were 0.97 and 0.61 per 1,000 person-years, respectively, and the mortality rates from these diseases were 0.22 and 0.34 per 1,000 person-years, respectively. In a completely adjusted model, high HDL-C and LDL-C levels were not associated with total CV events and CVD mortality. However, high LDL-C levels were significantly associated with a lower incidence of ischemic brain disease. Furthermore, diabetic patients with high LDL-C levels were more likely to have higher CV mortality, whereas non-smokers with high LDL-C levels were less likely to be at risk of CV events. Conclusions Neither high LDL-C nor HDL-C levels were significantly associated with future CV mortality in older adults aged ≥ 65 years. High LDL-C levels do not seem to be a risk factor for CVD in elderly individuals, and further studies are required.


2020 ◽  
Author(s):  
Seung Hee Kim ◽  
Ki Young Son

Abstract Background Dyslipidemia is considered an independent health risk factor of cardiovascular disease (CVD), a leading cause of mortality in older adults. Despite its importance, there have been few reports on the association between lipoprotein cholesterol and future CVD and cardiovascular (CV) mortality among elderly Asians aged ≥65 years. This study investigated the association between lipoprotein cholesterol and future CVD and CV mortality in an elderly Korean population using a large nationwide sample.Methods From the cohort database of the Korean National Health Insurance Service, 62,604 adults aged ≥65 years (32,584 men and 30,020 women) were included. High-density lipoprotein cholesterol (HDL-C) and low-density lipoprotein cholesterol (LDL-C) levels were categorized by quartiles. Cox proportional hazard models and linear regression analyses were used to assess the association between the quartiles of lipoprotein cholesterol and future CV events or mortality.Results The mean follow-up period was 3.3 years. The incidence rates of ischemic heart disease and ischemic brain disease were 0.97 and 0.61 per 1,000 person-years, respectively, and the mortality rates from these diseases were 0.22 and 0.34 per 1,000 person-years, respectively. In a completely adjusted model, high HDL-C and LDL-C levels were not associated with total CV events and CVD mortality. However, high LDL-C levels were significantly associated with a lower incidence of ischemic brain disease. Furthermore, diabetic patients with high LDL-C levels were more likely to have higher CV mortality, whereas non-smokers with high LDL-C levels were less likely to be at risk of CV events.Conclusions Neither high LDL-C nor HDL-C levels were significantly associated with future CV mortality in older adults aged ≥65 years. High LDL-C levels do not seem to be a risk factor for CVD in elderly individuals, and further studies are required.


2020 ◽  
Author(s):  
Seung Hee Kim ◽  
Ki Young Son

Abstract BackgroundDyslipidemia is an independent health risk of cardiovascular disease (CVD), a leading cause of mortality in older adults. Despite their importance, there have been few reports on the association between lipoprotein cholesterol and future CVD and cardiovascular (CV) mortality among elderly Asians. This longitudinal study investigated the correlations in an elderly Korean population by using a large nationwide sample.MethodsAmong participants in the cohort database of the Korean National Health Insurance Service who completed the National Screening Program, a total of 62,604 adults aged 65 years or older (32,584 men and 30,020 women) were included. High-density lipoprotein cholesterol (HDL-C) and low-density lipoprotein cholesterol (LDL-C) values were categorized by quartiles. Cox proportional hazard models were used to assess the association between the quartiles of lipoprotein cholesterol and CV events or CV mortality.ResultsThe mean follow-up period was 3.3 years. The incidence rates of ischemic heart disease and ischemic brain disease were 0.97 and 0.61 per 1,000 person-years, while the mortality rates from these diseases were 0.22 and 0.34 per 1,000 person-years, respectively. In a fully adjusted model, high HDL-C and LDL-C levels were not associated with the total CV events and CV mortality; however, high LDL-C levels were significantly associated with a lower incidence of ischemic brain disease. Furthermore, diabetic patients with high LDL-C were more likely to have higher CV mortality, whereas non-smokers with high LDL-C were less likely to be at risk of CV events. ConclusionsNeither high LDL-C nor HDL-C was significantly associated with future CV mortality in older adults aged ≥65 years. Older adults with diabetes were significantly associated with a higher risk of CV mortality in high LDL-C levels.


2020 ◽  
Author(s):  
Seung Hee Kim ◽  
Ki Young Son

Abstract BackgroundDyslipidemia is considered as an independent health risk factor of cardiovascular disease (CVD), a leading cause of mortality in older adults. Despite its importance, however, there have been few reports on the association between lipoprotein cholesterol and future CVD and cardiovascular (CV) mortality among elderly Asians. This study investigated the association between lipoprotein cholesterol and future CVD and CV mortality in an elderly Korean population using a large nationwide sample.MethodsFrom the cohort database of the Korean National Health Insurance Service, a total of 62,604 adults aged 65 years or more (32,584 men and 30,020 women) were included. High-density lipoprotein cholesterol (HDL-C) and low-density lipoprotein cholesterol (LDL-C) values were categorized by quartiles. Cox proportional hazard models and linear regression analyses were used to assess the association between the quartiles of lipoprotein cholesterol and CV events or CV mortality.ResultsThe mean follow-up period was 3.3 years. The incidence rates of ischemic heart disease and ischemic brain disease were 0.97 and 0.61 per 1,000 person-years, and the mortality rates from these diseases were 0.22 and 0.34 per 1,000 person-years. In a completely adjusted model, high HDL-C and LDL-C levels were not associated with the total CV events and deaths from CVD. However, high LDL-C levels were significantly associated with a lower incidence of ischemic brain disease. Furthermore, diabetic patients with high LDL-C were more likely to have higher CV mortality, whereas non-smokers with high LDL-C were less likely to be at risk of CV events.ConclusionsNeither high LDL-C nor HDL-C was significantly associated with future CV mortality in older adults aged ≥ 65 years. High LDL-C seems not a risk factor for CVD in the elderly, and further studies are needed.


2020 ◽  
pp. 204748732094010
Author(s):  
Konstantinos C Koskinas ◽  
Baris Gencer ◽  
David Nanchen ◽  
Mattia Branca ◽  
David Carballo ◽  
...  

Aims The 2018 American College of Cardiology (ACC)/American Heart Association (AHA) and 2019 European Society of Cardiology (ESC)/European Atherosclerosis Society (EAS) lipid guidelines recently updated their recommendations regarding proprotein convertase subtilisin/kexin-9 inhibitors (PCSK9i). We assessed the potential eligibility for PCSK9i according to the new guidelines in patients with acute coronary syndromes. Methods and results We analysed a contemporary, prospective Swiss cohort of patients hospitalised for acute coronary syndromes. We modelled a statin intensification effect and an incremental ezetimibe effect on low-density lipoprotein-cholesterol levels among patients who were not on high-intensity statins or ezetimibe. One year after the index acute coronary syndrome event, treatment eligibility for PCSK9i was defined as low-density lipoprotein-cholesterol of 1.4 mmol/l or greater according to ESC/EAS guidelines. For ACC/AHA guidelines, treatment eligibility was defined as low-density lipoprotein-cholesterol of 1.8 mmol/l or greater in the presence of very high-risk atherosclerotic cardiovascular disease, defined by multiple major atherosclerotic cardiovascular disease events and/or high-risk conditions. Of 2521 patients, 93.2% were treated with statins (53% high-intensity statins) and 7.3% with ezetimibe at 1 year, and 54.9% had very high-risk atherosclerotic cardiovascular disease. Low-density lipoprotein-cholesterol levels less than 1.8 mmol/l and less than 1.4 mmol/l at 1 year were observed in 37.5% and 15.7% of patients, respectively. After modelling the statin intensification and ezetimibe effects, these numbers increased to 76.1% and 49%, respectively. The proportion of patients eligible for PCSK9i was 51% according to ESC/EAS criteria versus 14% according to ACC/AHA criteria. Conclusions In this analysis, the 2019 ESC/EAS guidelines rendered half of all post-acute coronary syndrome patients potentially eligible for PCSK9i treatment, as compared to a three-fold lower eligibility rate based on the 2018 ACC/AHA guidelines.


2010 ◽  
Vol 2 (01) ◽  
pp. 025-030 ◽  
Author(s):  
Lorenzo Gordon ◽  
Dalip Ragoobirsingh ◽  
Errol Y St A Morrison ◽  
Eric Choo-Kang ◽  
Donovan McGrowder ◽  
...  

ABSTRACT Aims: Previous studies have shown that diabetes mellitus (DM) increases the risk of cardiovascular diseases in females to a greater extent than in males. In this cross-sectional study, we evaluated the lipid profiles of type 2 diabetic males and females. Materials and Methods: The study included 107 type 2 diabetic patients (41 males and 66 females), and 122 hypertensive type 2 diabetic patients (39 males and 83 females), aged 15 years and older. Total cholesterol (TC), triglycerides (TG), low density lipoprotein-cholesterol (LDL-C), very low density lipoprotein-cholesterol (VLDL-C) and high density lipoprotein-cholesterol (HDL-C) concentrations were assayed for each group using standard biochemical methods. Results: The mean TC, TG, VLDL-C, HDL-C and LDL-C concentrations, TG/HDL and LDL/HDL ratios were higher in type 2 diabetic and hypertensive type 2 diabetic patients compared with non-diabetic, and hypertensive non-diabetic control subjects, although these were not significant (P > 0.05). Hypertensive type 2 diabetic females had significantly higher serum TC (7.42 ± 1.63 mmol/L) than hypertensive non-diabetic males (5.76±1.57 mmol/L; P < 0.05). All the other lipid and lipoprotein parameters except HDL-C were non-significantly higher in females with type 2 DM and those with hypertension and type 2 DM, compared with type 2 diabetic and hypertensive type 2 diabetic males, respectively (P > 0.05). Conclusion: This study demonstrated that dyslipidemia exists in our type 2 diabetic population with greater TC in hypertensive type 2 diabetic females compared with hypertensive type 2 diabetic males. This suggests that hypertensive type 2 diabetic females are exposed more profoundly to risk factors including atherogenic dyslipidemia compared with males.


2016 ◽  
Vol 23 (12) ◽  
pp. 1355-1364 ◽  
Author(s):  
Hideto Chaen ◽  
Shigesumi Kinchiku ◽  
Masaaki Miyata ◽  
Shoko Kajiya ◽  
Hitoshi Uenomachi ◽  
...  

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