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©The Author(s) 2025. Published by Baishideng Publishing Group Inc. All rights reserved.
World J Psychiatry. Dec 19, 2025; 15(12): 112672
Published online Dec 19, 2025. doi: 10.5498/wjp.v15.i12.112672
Published online Dec 19, 2025. doi: 10.5498/wjp.v15.i12.112672
Correlation analysis between sleep quality and depressive symptoms among rural elderly in China: An observational study
Ran Ding, Xiao-Yu Liu, Ai-Hua Zhang, Department of Nursing, Shandong First Medical University, Tai’an 271016, Shandong Province, China
Yi Ding, Department of Respiratory Medicine, The Second Hospital of Jilin University, Changchun 130041, Jilin Province, China
Min-Min Leng, Li-Juan Yang, Shandong Provincial Hospital Affiliated to Shandong First Medical University, Jinan 250021, Shandong Province, China
Author contributions: Zhang AH and Yang LJ designed the study; Ding R was responsible for the main writing of the manuscript, data analysis and statistics; Leng MM provided funding support; Ding Y and Liu XY conducted literature review and assisted in data collection; all authors have read and approved the final manuscript.
Supported by China Postdoctoral Science Foundation, No. 2023M732119; Natural Science Foundation of Shandong Province, No. ZR2024QG032.
Institutional review board statement: The study was approved by the Ethics Committee of Shandong Provincial Hospital, No. 2024-234.
Informed consent statement: All participants signed the informed consent forms prior to the start of the survey.
Conflict-of-interest statement: All the authors report no relevant conflicts of interest for this article.
STROBE statement: The authors have read the STROBE Statement-checklist of items, and the manuscript was prepared and revised according to the STROBE Statement-checklist of items.
Data sharing statement: The raw data have not been made publicly available yet. For legitimate purposes such as academic verification or scientific research cooperation, researchers or institutions in need of the raw data may apply through the corresponding author of this article. The research team will provide support on the premise of complying with research ethics standards and data privacy protection requirements.
Open Access: This article is an open-access article that was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution NonCommercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial. See: https://creativecommons.org/Licenses/by-nc/4.0/
Corresponding author: Ai-Hua Zhang, Professor, Department of Nursing, Shandong First Medical University, No. 619 Changcheng Road, Daiyue District, Tai’an 271016, Shandong Province, China. zhangah818@163.com
Received: August 4, 2025
Revised: August 27, 2025
Accepted: October 13, 2025
Published online: December 19, 2025
Processing time: 117 Days and 7.3 Hours
Revised: August 27, 2025
Accepted: October 13, 2025
Published online: December 19, 2025
Processing time: 117 Days and 7.3 Hours
Core Tip
Core Tip: This cross-sectional study included 5136 rural elderly (≥ 60 years old) in China, using the Pittsburgh Sleep Quality Index and Patient Health Questionnaire-9 to assess sleep quality and depressive symptoms. It found 19.5% depressive symptoms prevalence and 40.13% sleep disorder rate; six sleep dimensions were significantly associated with depressive symptoms, providing a basis for targeted interventions for rural elderly.