Association of sleep duration and quality with small dense low-density lipoprotein cholesterol

Journal of clinical lipidology 2026 Open access

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Authors: Tomoaki Yamada, Yasushi Yamamoto, Ryoko Toragai, Yoshiyuki Watanabe, Toshio Kuroshima, Masako Arimoto, Marie Nakamura, Yasuki Ito, Masumi Ai
DOI: 10.1016/j.jacl.2025.12.020
Cited by: 2
References: 34

Abstract

BACKGROUND: Although the association between sleep duration and lipid profiles and/or cardiovascular disease has been extensively studied, evidence regarding sleep quality remains limited. OBJECTIVE: This study aimed to investigate the association of sleep duration and quality with lipid parameters, including serum concentration of small dense low-density lipoprotein cholesterol (sdLDL-C) in a Japanese population. METHODS: A total of 24,984 Japanese men and women who had a medical checkup between April 2018 and March 2019 were included in this study. Data on sleep duration and sleep quality were obtained using self-reported questionnaires. Participants were classified into 3 groups based on sleep duration (

Fields of Study & Subjects

Sleep and related disorders Diabetes Cardiovascular Risks and Lipoproteins Obstructive Sleep Apnea Research

Publication details

Journal / source
Journal of clinical lipidology
Publisher
Elsevier BV
Volume
20
Issue
3
Pages
578–586
Publication date
2 January 2026
Language
EN