A prospective observational study on the usefulness of a scoring system for predicting neonatal acidemia using 5-tier classification of fetal heart rate

A prospective observational study on the usefulness of a scoring system for predicting neonatal acidemia using 5-tier classification of fetal heart rate - A prospective observational study on the usefulness of a scoring system for predicting neonatal acidemia

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000041520

Enrollment

1000

Registered

2020-09-01

Start date

2020-11-01

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

vaginal deliveries

Interventions

None listed

Eligibility

Sex/Gender

Female

Inclusion criteria

Inclusion criteria: Patients scheduled for full-term normal vaginal delivery

Exclusion criteria

Exclusion criteria: Elective caesarean section Multiple pregnancy Preterm birth Stillbirth Fetal anomaly Fetal chromosomal abnormality The cases could not monitored for 30 minutes before deliveries The cases could not be accurately monitored The cases could not be sampled umbilical artery blood

Design outcomes

Primary

Measure	Time frame
Neonatal mortality	—

Secondary

Measure	Time frame
Neonatal morbidity Neonatal hospitalization rate and length of hospital stay Short-term development of the newborn Apgar score Umbilical artery blood gas analysis values collected immediately after birth	—

Countries

Japan

Contacts

Public ContactEijiro Hayata

Toho University Omori Medical Center Department of Obstetrics and Gynecology

eijiro.hayata@med.toho-u.ac.jp03-3762-4151

Outcome results