Effect of a Text Messaging–Based Educational Intervention on Cesarean Section Rates Among Pregnant Women in China: Quasirandomized Controlled Trial

Yanfang Su   ^{1 *} , SCD ;   Jesse Heitner   ^{2 *} , SCD ;   Changzheng Yuan   ^{3, 4 *} , SCD ;   Yafei Si   ⁵ , MA ;   Dan Wang   ⁶ , MA ;   Zhiying Zhou   ⁷ , MA ;   Zhongliang Zhou   ⁶ , PhD

¹ School of Medicine, University of Washington, Seattle, WA, United States

² Aceso Global, Washington, DC, United States

³ The Children’s Hospital and School of Public Health, Zhejiang University School of Medicine, Hangzhou, China

⁴ Nutrition Department, Harvard School of Public Health, Boston, MA, United States

⁵ School of Risk & Actuarial Studies and Centre of Excellence in Population Ageing Research (CEPAR), University of New South Wales, Sydney, Australia

⁶ School of Public Policy and Administration, Xi’an Jiaotong University, Xi'an, China

⁷ School of Public Health, Xi’an Jiaotong University Health Science Center, Xi'an, China

*these authors contributed equally