Capital Medical University - Clinical Epidemiology and EBM Unit, Capital Medical University - Department of General Surgery, Capital Medical University - Clinical Epidemiology and EBM Unit, Capital Medical University - Liver Research Center, affiliation not provided to SSRN, Capital Medical University - Liver Research Center, Beijing Center for Diseases Prevention and Control, Statistics Center, Capital Medical University - Liver Research Center, Capital Medical University - Experimental Center, Government of the People's Republic of China - National Health Commission (formerly National Health and Family Planning Commission), Beijing Center for Diseases Prevention and Control, Statistics Center and Capital Medical University - Liver Research Center

Government of the People's Republic of China - Department of Orthopaedics, National Clinical Research Center for Geriatrics Diseases - State Key Laboratory of Kidney Diseases, Government of the People's Republic of China - Department of Orthopaedics, Government of the People's Republic of China - Department of Orthopaedics, University of Tennessee, Knoxville, Government of the People's Republic of China - Department of Orthopaedics, Government of the People's Republic of China - Department of Orthopaedics, Government of the People's Republic of China - Department of Orthopaedics, Beijing Municipal Health Commission Information Center, Beijing Municipal Health Commission Information Center, Beijing Municipal Health Commission Information Center, Beijing Center for Diseases Prevention and Control, Statistics Center, Beijing Research Center for Preventive Medicine - Beijing Center for Disease Prevention and Control, Government of the People's Republic of China - Chinese PLA General Hospital, Government of the People's Republic of China - Department of Orthopaedics, Government of the People's Republic of China - Chinese PLA General Hospital, Government of the People's Republic of China - Department of Orthopaedics, Government of the People's Republic of China - Department of Orthopaedics, Renmin University of China - School of Statistics, Renmin University of China - School of Statistics, Renmin University of China - School of Statistics, Chinese Academy of Sciences (CAS) - Shenzhen Institute of Advanced Technology, Government of the People's Republic of China - Department of Ultrasound, Northwestern University - Division of Biostatistics and Government of the People's Republic of China - Department of Orthopaedics

Government of the People's Republic of China - Department of Orthopaedics, Government of the People's Republic of China - Department of Orthopaedics, National Clinical Research Center for Geriatrics Diseases - State Key Laboratory of Kidney Diseases, Government of the People's Republic of China - Department of Orthopaedics, Government of the People's Republic of China - Department of Orthopaedics, Government of the People's Republic of China - Department of Orthopaedics, Government of the People's Republic of China - Department of Orthopaedics, Beijing Municipal Health Commission Information Center, Beijing Municipal Health Commission Information Center, Beijing Municipal Health Commission Information Center, Beijing Center for Diseases Prevention and Control, Statistics Center, Beijing Research Center for Preventive Medicine - Beijing Center for Disease Prevention and Control, Government of the People's Republic of China - Chinese PLA General Hospital, Government of the People's Republic of China - Department of Orthopaedics, Government of the People's Republic of China - Department of Orthopaedics, Government of the People's Republic of China - Department of Orthopaedics, Renmin University of China - School of Statistics, Renmin University of China - School of Statistics, Renmin University of China - School of Statistics, Government of the People's Republic of China - Department of Ultrasound, Chinese Academy of Sciences (CAS) - Shenzhen Institute of Advanced Technology, Northwestern University - Division of Biostatistics and Government of the People's Republic of China - Department of Orthopaedics

affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, Beijing Research Center for Preventive Medicine - Beijing Center for Disease Prevention and Control, Beijing Research Center for Preventive Medicine - Beijing Center for Disease Prevention and Control, affiliation not provided to SSRN, affiliation not provided to SSRN, Beijing Center for Diseases Prevention and Control, Statistics Center and affiliation not provided to SSRN