Effects of a Digital Functional Exercise Program on the Disease Activities and Physical Capabilities of Patients With Ankylosing Spondylitis: Protocol for a Randomized Controlled Trial

Xingkang Liu   ^{1 *} , PhD ;   Xiaojian Ji   ^{2 *} , MD ;   Lidong Hu   ^{2 *} , MD ;   Tianyu Jiang   ¹ , Prof Dr ;   Ang Min   ³ , SE ;   Lulu Zeng   ² , PhD ;   Yiwen Wang   ² , MD ;   Meihui Zhao   ¹ , MD ;   Jian Zhu   ² , Prof Dr ;   Feng Huang   ² , Prof Dr ;   Changshui Weng   ¹ , Prof Dr ;   Zheng Zhao   ² , Prof Dr

¹ Department of Rehabilitation Medicine, The Second Medical Center, Chinese PLA General Hospital, Beijing, China

² Department of Rheumatology and Immunology, The First Medical Center, Chinese PLA General Hospital, Beijing, China

³ Jiakang Zhongzhi Technology Company, Beijing, China

*these authors contributed equally