The COVID-19 Pandemic and Daily Steps in the General Population: Meta-analysis of Observational Studies

Ziying Wu   ^{1 *} , MD ;   Yilun Wang   ^{1 *} , MD, PhD ;   Yuqing Zhang   ^{2, 3} , DSC ;   Kim L Bennell   ⁴ , PhD ;   Daniel K White   ⁵ , PT, SCD, MSc ;   Liusong Shen   ¹ , BS ;   Wei Ren   ¹ , BS ;   Jie Wei   ^{6, 7} , PhD ;   Chao Zeng   ^{1, 7, 8} , MD, PhD ;   Guanghua Lei   ^{1, 7, 8} , MD, PhD

¹ Department of Orthopaedics, Xiangya Hospital, Central South University, Changsha, China

² Division of Rheumatology, Allergy, and Immunology, Department of Medicine, Massachusetts General Hospital, Harvard Medical School, Boston, MA, United States

³ The Mongan Institute, Massachusetts General Hospital, Harvard Medical School, Boston, MA, United States

⁴ Centre for Health, Exercise and Sports Medicine, The University of Melbourne, Melbourne, Australia

⁵ Department of Physical Therapy, University of Delaware, Newark, DE, United States

⁶ Health Management Center, Xiangya Hospital, Central South University, Changsha, China

⁷ Hunan Key Laboratory of Joint Degeneration and Injury, Xiangya Hospital, Central South University, Changsha, China

⁸ National Clinical Research Center of Geriatric Disorders, Xiangya Hospital, Central South University, Changsha, China

*these authors contributed equally