An Intelligent System for Classifying Patient Complaints Using Machine Learning and Natural Language Processing: Development and Validation Study

Xiadong Li   ^{1 *} , MD, PhD ;   Qiang Shu   ^{1 *} , MD, PhD ;   Canhong Kong   ² , MD ;   Jinhu Wang   ¹ , MD, PhD ;   Gang Li   ³ , MD ;   Xin Fang   ⁴ , MA ;   Xiaomin Lou   ^{5 *} , MD ;   Gang Yu   ¹ , PhD

¹ Children's Hospital, Zhejiang University School of Medicine, National Clinical Research Center For Child Health, Hang Zhou, China

² Patient Service Surveillance Office, Medical Information Department, Hangzhou Red Cross Hospital, Hang Zhou, China

³ Department of Radiation Oncology, Zhe Jiang Xiaoshan hospital, Hangzhou Normal University, Hang Zhou, China

⁴ Hospital Management Office, Hangzhou Cancer Hospital, Hang Zhou, China

⁵ Patient Service Surveillance Office, Hangzhou Red Cross Hospital, Hang Zhou, China

*these authors contributed equally