文献检索/BMC Public HealthEM-T2BMC Public Health2026-09-14开放获取Associations of physical activity and sleep duration with frailty risk and trajectories in middle-aged and older Chinese adults: a longitudinal cohort study from CHARLSZhuofan ZhangGuangzhou Sport UniversityLin ZhuGuangzhou Sport UniversityZekai ChenGuangzhou Sport UniversityZhijun LiuGuangzhou Sport UniversityJialin QuanGuangzhou Sport UniversityZiqi ChenGuangzhou Sport University去出版社页面 引用论文图谱收藏 被引提醒分享打印登录后看摘要和中文要点英文摘要、AI 生成的中文摘要和三条要点、参考文献和引证文献列表、论文图谱,注册免费。登录 / 注册关键词frailtyphysical activitysleep durationfrailty trajectoriesfrailty indexpre-frailtymiddle-aged and older adultsmoderate-to-vigorous physical activitydaytime nappingincident frailtydose-response relationshipChinese adultsChina Health and Retirement Longitudinal Studycompeting risk of deathsex differences参考文献0引证文献0相似文献引文网络关联作者相关机构登录后可以看完整列表。去登录论文图谱本篇和它的参考文献、引证文献、相似文献登录后可以看这篇的论文图谱:谁被它引用、谁引用了它、还有哪些相似的研究。登录 / 注册