Reproductive Biomedicine & Society Online Lack of association between receiving ART treatment and parental psychological distress during pregnancy: Preliminary findings of the Japan Environment and Children’s Study  Kouichi Yoshimasu, Akiko Sato, Naoko Miyauchi, Kanami Tsuno, Hidekazu Nishigori, Kunihiko Nakai, Takahiro Arima  Reproductive Biomedicine & Society Online  Volume 5, Pages 5-16 (April 2018) DOI: 10.1016/j.rbms.2017.09.002 Copyright © 2017 The Authors Terms and Conditions

Fig. 1 Flowchart to identify the study population. Of the 9764 pregnant women, those with serious diseases or a history of miscarriage or stillbirth were excluded to leave 9505 women in the first trimester survey (T1 questionnaire). After further excluding those with missing data on depression in the second/third trimester survey (T2 questionnaire), 9103 women remained as the study population. ART, assisted reproductive technology; K6, Kessler Six-item Psychological Distress scale. Reproductive Biomedicine & Society Online 2018 5, 5-16DOI: (10.1016/j.rbms.2017.09.002) Copyright © 2017 The Authors Terms and Conditions