The Clinical Registry of Childhood Asthma (CRCA) Elucidating Early-Life Asthma: Cross-Sectional Analysis of a Prospective, Longitudinal, and Digitally Enhanced Real-World Cohort

Juan Li   ^{1, 2} , MD, PhD ;   Luo Ren   ^{1, 2} , MD, PhD ;   Jiao Liu   ¹ , MD, PhD ;   Yuyi Tang   ¹ , MMeD ;   Run Wang   ^{1, 2} , BSc ;   Peixin Yang   ¹ , BSc ;   Jing Zhao   ¹ , BSc ;   Xiao Chen   ³ , BSc ;   Zheng Xiang   ² , MSc ;   Wen Zhong   ^{2, 4} , PhD ;   Na Zang   ^{1, 2} , MD, PhD ;   Dapeng Chen   ^{3 *} , MD, PhD ;   Heping Fang   ^{1, 2 *} , MD, PhD ;   Enmei Liu   ^{1, 2 *} , MD, PhD

¹ Department of Respiratory Medicine, Children’s Hospital of Chongqing Medical University, National Clinical Research Center for Child Health and Disorders, Ministry of Education Key Laboratory of Child Development and Disorders, Chongqing Key Laboratory of Child Rare Diseases in Infection and Immunity, Key Laboratory of Children’s Important Organ Development and Diseases of Chongqing Municipal Health Commission, Chongqing, China

² Children’s Hospital of Chongqing Medical University, Pediatric Research Institute, Chongqing, China

³ Department of Clinical Laboratory, Children’s Hospital of Chongqing Medical University, Chongqing, China

⁴ Guangzhou National Laboratory, Guangzhou, China

*these authors contributed equally