The influence of triglycerides on small dense low‐density lipoprotein cholesterol levels is attenuated in low low‐density lipoprotein‐cholesterol range: Implications for the negative results of the PROMINENT trial

Abstract The Pemafibrate to Reduce Cardiovascular Outcomes by Reducing Triglycerides in Patients with Diabetes (PROMINENT) trial failed to show the preventive effects of pemafibrate, a triglyceride (TG)‐lowering drug, on atherosclerotic cardiovascular disease in patients with type 2 diabetes and dys...

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Main Authors: Tsutomu Hirano, Yasuki Ito
Format: Article
Language:English
Published: Wiley 2023-07-01
Series:Journal of Diabetes Investigation
Subjects:
Online Access:https://doi.org/10.1111/jdi.14013
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author Tsutomu Hirano
Yasuki Ito
author_facet Tsutomu Hirano
Yasuki Ito
author_sort Tsutomu Hirano
collection DOAJ
description Abstract The Pemafibrate to Reduce Cardiovascular Outcomes by Reducing Triglycerides in Patients with Diabetes (PROMINENT) trial failed to show the preventive effects of pemafibrate, a triglyceride (TG)‐lowering drug, on atherosclerotic cardiovascular disease in patients with type 2 diabetes and dyslipidemia. We recently reported that TG‐lowering with pemafibrate did not decrease the calculated small dense (sd) low‐density lipoprotein cholesterol (LDL‐C), and speculated that the effect of TG on sdLDL‐C is attenuated in low LDL‐C levels. This report examined this possibility in 1,508 patients with type 2 diabetes and 670 healthy controls. LDL‐C ranges were classified as ≤69, 70–99, 100–139 and 140≤ mg/dL. The slope of the regression curve between sdLDL‐C and TG was found to flatten as LDL‐C decreased; 0.18, 0.13, 0.10 and 0.04 for controls, and 0.18, 0.13, 0.09 and 0.07 for diabetes patients. Correspondingly, the lower the LDL‐C range, the lower the sdLDL‐C/TG ratio. These results suggest that when LDL‐C is tightly controlled, TG‐lowering has only a weak inhibitory effect on sdLDL‐C.
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spelling doaj.art-b9ada207d6e34803871a06ebc11f2eec2023-06-22T13:46:55ZengWileyJournal of Diabetes Investigation2040-11162040-11242023-07-0114790290610.1111/jdi.14013The influence of triglycerides on small dense low‐density lipoprotein cholesterol levels is attenuated in low low‐density lipoprotein‐cholesterol range: Implications for the negative results of the PROMINENT trialTsutomu Hirano0Yasuki Ito1Diabetes Center Ebina General Hospital Ebina City JapanR&D Department Denka Co., Ltd. Gensen‐City JapanAbstract The Pemafibrate to Reduce Cardiovascular Outcomes by Reducing Triglycerides in Patients with Diabetes (PROMINENT) trial failed to show the preventive effects of pemafibrate, a triglyceride (TG)‐lowering drug, on atherosclerotic cardiovascular disease in patients with type 2 diabetes and dyslipidemia. We recently reported that TG‐lowering with pemafibrate did not decrease the calculated small dense (sd) low‐density lipoprotein cholesterol (LDL‐C), and speculated that the effect of TG on sdLDL‐C is attenuated in low LDL‐C levels. This report examined this possibility in 1,508 patients with type 2 diabetes and 670 healthy controls. LDL‐C ranges were classified as ≤69, 70–99, 100–139 and 140≤ mg/dL. The slope of the regression curve between sdLDL‐C and TG was found to flatten as LDL‐C decreased; 0.18, 0.13, 0.10 and 0.04 for controls, and 0.18, 0.13, 0.09 and 0.07 for diabetes patients. Correspondingly, the lower the LDL‐C range, the lower the sdLDL‐C/TG ratio. These results suggest that when LDL‐C is tightly controlled, TG‐lowering has only a weak inhibitory effect on sdLDL‐C.https://doi.org/10.1111/jdi.14013PROMENENT trialSmall dense low‐density lipoproteinTriglycerides
spellingShingle Tsutomu Hirano
Yasuki Ito
The influence of triglycerides on small dense low‐density lipoprotein cholesterol levels is attenuated in low low‐density lipoprotein‐cholesterol range: Implications for the negative results of the PROMINENT trial
Journal of Diabetes Investigation
PROMENENT trial
Small dense low‐density lipoprotein
Triglycerides
title The influence of triglycerides on small dense low‐density lipoprotein cholesterol levels is attenuated in low low‐density lipoprotein‐cholesterol range: Implications for the negative results of the PROMINENT trial
title_full The influence of triglycerides on small dense low‐density lipoprotein cholesterol levels is attenuated in low low‐density lipoprotein‐cholesterol range: Implications for the negative results of the PROMINENT trial
title_fullStr The influence of triglycerides on small dense low‐density lipoprotein cholesterol levels is attenuated in low low‐density lipoprotein‐cholesterol range: Implications for the negative results of the PROMINENT trial
title_full_unstemmed The influence of triglycerides on small dense low‐density lipoprotein cholesterol levels is attenuated in low low‐density lipoprotein‐cholesterol range: Implications for the negative results of the PROMINENT trial
title_short The influence of triglycerides on small dense low‐density lipoprotein cholesterol levels is attenuated in low low‐density lipoprotein‐cholesterol range: Implications for the negative results of the PROMINENT trial
title_sort influence of triglycerides on small dense low density lipoprotein cholesterol levels is attenuated in low low density lipoprotein cholesterol range implications for the negative results of the prominent trial
topic PROMENENT trial
Small dense low‐density lipoprotein
Triglycerides
url https://doi.org/10.1111/jdi.14013
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