Mental Health Chatbot for Young Adults With Depressive Symptoms During the COVID-19 Pandemic: Single-Blind, Three-Arm Randomized Controlled Trial

Yuhao He   ^{1, 2} , BE, MEd ;   Li Yang   ^{1, 2} , BM, MM, PhD ;   Xiaokun Zhu   ³ , BEd, MEd ;   Bin Wu   ⁴ , BE, ME ;   Shuo Zhang   ⁴ , BE, ME ;   Chunlian Qian   ^{1, 2} , BS, MEd ;   Tian Tian   ⁵ , BE, ME

¹ Institute of Applied Psychology, College of Education, Tianjin University, Tianjin, China

² Laboratory of Suicidology, Tianjin Municipal Education Commission, Tianjin, China

³ Tianjin Vocational Institute, Tianjin, China

⁴ Tianjin Quesoar Intelligent Technology Co, Ltd, Tianjin, China

⁵ College of Intelligence and Computing, Tianjin University, Tianjin, China