The cesarean delivery (CD) rate in China has risen sharply during the past decade, from 28.8% 2008 to 36.7% 2018.1Li H.T. Hellerstein S. Zhou Y.B. Liu J.M. Blustein J. Trends rates China, 2008-2018.JAMA. 2020; 323: 89-91Crossref PubMed Scopus (26) Google Scholar As relaxed its 1 child policy, proportion of pregnant women with a previous CD almost doubled, increasing 9.8% 2012 17.7% 2016.2Liang ...