Health-Related Quality of Life Among Pregnant Women With Pre-pregnancy Smoking and Smoking Cessation During Pregnancy in China: National Cross-sectional Study

Kadi Hu   ^{1 *} , MBBS ;   Shiqian Zou   ^{1 *} , MBBS ;   Casper JP Zhang   ² , MPH, PhD ;   Huailiang Wu   ¹ , MBBS ;   Babatunde Akinwunmi   ^{3, 4} , MD, MMSC ;   Zilian Wang   ⁵ , MD, PhD ;   Wai-Kit Ming   ^{6, 7} , MD, MPH, MMSc, PhD

¹ International School, Jinan University, Guangzhou, China

² School of Public Health, Li Ka Shing Faculty of Medicine, The University of Hong Kong, Hong Kong, China

³ Department of Obstetrics and Gynecology, Brigham and Women's Hospital, Harvard Medical School, Boston, MA, United States

⁴ Center for Genomic Medicine, Massachusetts General Hospital, Harvard Medical School, Boston, MA, United States

⁵ Department of Obstetrics and Gynaecology, The First Affiliated Hospital of Sun Yat-sen University, Guangzhou, China

⁶ Department of Infectious Diseases and Public Health, Jockey Club College of Veterinary Medicine and Life Sciences, City University of Hong Kong, Hong Kong, China

⁷ School of Public Policy and Management, Tsinghua University, Beijing, China

*these authors contributed equally