Article
Replication of COPD susceptibility loci in a large Chinese elderly population using a validated, multi-setting EHR phenotype.
BMC pulmonary medicine - 5 Jan 2026
Pan Haonan, Wu Peng, Sun Kunyan, Xie Zhixin, Qiu Ziyu, Zhang Qiaoshi, Tian Zijian, Hou Xiangqing, Gao Shiteng, Chen Ying, Zhou Xiaozhou, Cheng Yao, Shao Jian, Wu Benrui, Li Qian, Dong Wanqing, Peng Anjie, Du Yuxuan, Pan Ying, Zhou Kaixin, Xie Tian
Abstract excerpt
BACKGROUND: Validated frameworks for defining chronic obstructive pulmonary disease (COPD) using real-world electronic health records (EHR) data in non-European populations and across multiple healthcare settings and remain limited. This study aimed to develop and validate an EHR-based phenotype for COPD in a large Chinese elderly cohort and assess its utility by replicating known COPD loci. METHODS: We analyzed...
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