Is low vitamin D status in pregnancy associated with adverse outcomes? :a prospective cohort study
Jiaoyang Shi*1, Xiaoxin Yao*2, Qiong Lei1,4, Ling Wang1, Pingping Huang1, Hui Huang1, Xiaohong Lin3, Jiying Wen3
1Department of Obstetrics, The Eighth Affiliated Hospital of Sun Yat-sen University, Shenzhen, Guangdong province, China, 518033
2Department of Orthopedics,The Eighth Affiliated Hospital of Sun Yat-sen University, Shenzhen, Guangdong province, China, 518033
3Department of Obstetrics, Guangdong Women and Children Hospital, Guangzhou, Guangdong Province, China, 511400
4The First School of Clinical Medicine, Southern Medical University, Guangzhou, Guangdong Province, China, 510515
Correspondence to Dr. Qiong Lei, Department of Obstetrics, The Eighth Affiliated Hospital of Sun Yat-sen University. 3025, Shennan Middle Road, Futian Street, Futian District, Shenzhen, 518033, China. E-mail: leiq9@mail.sysu.edu.cn,or Jiying Wen, Department of Obstetrics, Guangdong Women and Children Hospital, 521, Xingnan Ave, Panyu District, Guangzhou 511400, China. E-mail wenhu77@163.com
*These authors contributed equally to this work.
Running title:Low Vitamin D Status and Pregnancy Outcomes