Leveraging Internet Search Data to Improve the Prediction and Prevention of Noncommunicable Diseases: Retrospective Observational Study

Chenjie Xu   ^{1 *} , MSc ;   Zhi Cao   ^{1, 2 *} , MSc ;   Hongxi Yang   ^{1, 3} , PhD ;   Ying Gao   ⁴ , PhD ;   Li Sun   ⁵ , PhD ;   Yabing Hou   ¹ , MSc ;   Xinxi Cao   ¹ , MSc ;   Peng Jia   ^{6, 7} , PhD ;   Yaogang Wang   ¹ , MD, PhD

¹ School of Public Health, Tianjin Medical University, Tianjin, China

² Department of Epidemiology and Health Statistics, School of Public Health, Zhejiang University School of Medicine, Hangzhou, China

³ School of Public Health, Yale University, New Haven, CT, United States

⁴ Health Management Center, Tianjin Medical University General Hospital, Tianjin, China

⁵ School of Nursing, Tianjin Medical University, Tianjin, China

⁶ Department of Land Surveying and Geo-Informatics, The Hong Kong Polytechnic University, Hong Kong, China

⁷ International Institute of Spatial Lifecourse Epidemiology, Hong Kong, China

*these authors contributed equally