The associated factors of low birthweight among term singletons in Japan: a pregnancy birth registry analysis.

ABSTRACT: BackgroundProgress in reducing the global low birthweight (LBW) has been insufficient. Although the focus has been on preventing preterm birth, evidence regarding LBW in term births is limited. Despite its low preterm birth prevalence, Japan has a higher LBW proportion than other developed countries. This study aimed to examine the prevalence of LBW in term singleton births and its associated factors using a national database.MethodsWe retrospectively analyzed the data of neonates registered in the Japan Society of Obstetrics and Gynecology Successive Pregnancy Birth Registry System who were born 2013-2017. Exclusion criteria included stillbirths, delivery after 42 gestational weeks, and missing data. Logistic regression analyses were performed to investigate the maternal and perinatal fac

SUBMITTER: Kasuga Y 

PROVIDER: S-EPMC10409524 | biostudies-literature | 2022 Apr

REPOSITORIES: biostudies-literature