Figure 1 | Scientific Reports

Figure 1

From: Causes and risk factors for singleton stillbirth in Japan: Analysis of a nationwide perinatal database, 2013–2014

Figure 1

Flow diagram of the study sample. The Japan Society of Obstetrics and Gynecology Perinatal Database from January 2013 to December 2014 was used in this study. After excluding multiple pregnancies and cases with missing gestational age, cause of death was analyzed for 2,133 singleton stillbirths. For risk factor analysis, infants with congenital malformation and subjects with missing or implausible data were excluded, giving 270,450 singleton births and 1,075 stillbirths eligible for analysis.

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