Pregnancy outcomes in Japanese pregnant women with either chronic hypertension or white coat hypertension: a multicenter cohort study

Pregnancy outcomes in Japanese pregnant women with either chronic hypertension or white coat hypertension: a multicenter cohort study - JP-WCH study

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000032790

Enrollment

630

Registered

2018-05-31

Start date

2018-06-25

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

hypertension, white coat hypertension, hypertensive disorders of pregnancy

Interventions

None listed

Eligibility

Sex/Gender

Female

Inclusion criteria

Inclusion criteria: At <19 weeks of gestation during 2018/4/1 to 2020/3/31, in (A) pregnant women who are suspected with hypertension in a condition in which the blood pressure level measured in a clinical setting, and who have not been diagnosed as hypertension before the current pregnancy, and (B) pregnant women with previous diagnosis of hypertension, but who have not known their accurate diagnosis of whether CH or WCH.

Exclusion criteria

Exclusion criteria: Pregnant women for whom research investigators judge them to be very difficult to include this research, or those going to elementary school or junior high school.

Design outcomes

Primary

Measure	Time frame
preeclampsia (PE) + superimposed preeclampsia (sPE)	—

Secondary

Measure	Time frame
GH PE sPE gestational proteinuria eclampsia HELLP syndrome acute fatty liver of pregnancy (AFLP) posterior reversible encephalopathy syndrome (PRES) aggravation of hypertension pulmonary edema placental abruption disseminated intravascular coagulation syndrome (DIC) intracranial hemorrohage labor onset hypertension puerperal period onset hypertension intrauterine fetal death at 12 to 21 weeks of gestation abortion at 12 to 21 weeks of gestation (not included stillbirth) stillbirth at 22 and/or later than 22 weeks of gestation extremely low birth weight infant very low birth weight infant low birth weight infant non-reassurring fetal status (NRFS) fetal growth restriction (FGR) small-for-gestational-age (SGA) infant light-for-gestational-age (LGA) infant early neonatal death (END) perinatal death (PD) neonatal death (ND) discharge with infant death extremely preterm birth very preterm birth preterm birth at <35 weeks of gestation preterm birth cesarean delivery emergent cesarean delivery maternal death	—

Measure

Time frame

GH PE sPE gestational proteinuria eclampsia HELLP syndrome acute fatty liver of pregnancy (AFLP) posterior reversible encephalopathy syndrome (PRES) aggravation of hypertension pulmonary edema placental abruption disseminated intravascular coagulation syndrome (DIC) intracranial hemorrohage labor onset hypertension puerperal period onset hypertension intrauterine fetal death at 12 to 21 weeks of gestation abortion at 12 to 21 weeks of gestation (not included stillbirth) stillbirth at 22 and/or later than 22 weeks of gestation extremely low birth weight infant very low birth weight infant low birth weight infant non-reassurring fetal status (NRFS) fetal growth restriction (FGR) small-for-gestational-age (SGA) infant light-for-gestational-age (LGA) infant early neonatal death (END) perinatal death (PD) neonatal death (ND) discharge with infant death extremely preterm birth very preterm birth preterm birth at <35 weeks of gestation preterm birth cesarean delivery emergent cesarean delivery maternal death

—

Countries

Japan

Contacts

Public ContactChikako Hirashima

Jichi Medical University Department of Obstetrics and Gynecology

chikako@jichi.ac.jp0285-58-7376

Outcome results