J
Jun Zhang
Researcher at Shanghai Jiao Tong University
Publications - 526
Citations - 25192
Jun Zhang is an academic researcher from Shanghai Jiao Tong University. The author has contributed to research in topics: Medicine & Pregnancy. The author has an hindex of 63, co-authored 424 publications receiving 19149 citations. Previous affiliations of Jun Zhang include XinHua Hospital & Chinese Ministry of Education.
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Journal ArticleDOI
What's the relative risk? A method of correcting the odds ratio in cohort studies of common outcomes.
Jun Zhang,Kai F. Yu +1 more
TL;DR: This work proposes a simple method to approximate a risk ratio from the adjusted odds ratio and derive an estimate of an association or treatment effect that better represents the true relative risk.
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Global, regional, and national estimates of levels of preterm birth in 2014: a systematic review and modelling analysis.
Saifon Chawanpaiboon,Joshua P. Vogel,Ann Beth Moller,Pisake Lumbiganon,Max Petzold,Max Petzold,Daniel R Hogan,Sihem Landoulsi,Nampet Jampathong,Kiattisak Kongwattanakul,Malinee Laopaiboon,Cameron Lewis,Siwanon Rattanakanokchai,Ditza N. Teng,Jadsada Thinkhamrop,Kanokwaroon Watananirun,Jun Zhang,Wei Zhou,A Metin Gülmezoglu +18 more
TL;DR: To better understand the epidemiology of preterm birth, the quality and volume of data needs to be improved, including standardisation of definitions, measurement, and reporting.
Journal ArticleDOI
The Increasing Trend in Caesarean Section Rates: Global, Regional and National Estimates: 1990-2014.
Ana Pilar Betrán,Jianfeng Ye,Anne-Beth Moller,Jun Zhang,A Metin Gülmezoglu,Maria Regina Torloni +5 more
TL;DR: The use of CS worldwide has increased to unprecedented levels although the gap between higher- and lower-resource settings remains.
Journal ArticleDOI
Contemporary Patterns of Spontaneous Labor With Normal Neonatal Outcomes
Jun Zhang,Helain J. Landy,D. Ware Branch,Ronald T. Burkman,Shoshana Haberman,Kimberly D. Gregory,Christos Hatjis,Mildred Ramirez,Jennifer L. Bailit,Victor Hugo Gonzalez-Quintero,Judith U. Hibbard,Matthew K. Hoffman,Michelle A. Kominiarek,Lee A. Learman,Paul Van Veldhuisen,James Troendle,Uma M. Reddy +16 more
TL;DR: In a large, contemporary population, the rate of cervical dilation accelerated after 6 cm, and progress from 4 cm to 6 cm was far slower than previously described.
Journal ArticleDOI
Contemporary cesarean delivery practice in the United States
Jun Zhang,James Troendle,Uma M. Reddy,S. Katherine Laughon,D. Ware Branch,Ronald T. Burkman,Helain J. Landy,Judith U. Hibbard,Shoshana Haberman,Mildred Ramirez,Jennifer L. Bailit,Matthew K. Hoffman,Kimberly D. Gregory,Victor Hugo Gonzalez-Quintero,Michelle A. Kominiarek,Lee A. Learman,Christos Hatjis,Paul Van Veldhuisen +17 more
TL;DR: To decrease cesarean delivery rate in the United States, reducing primary ces Harean delivery is the key, particularly in nulliparous women and in induced labor.