Pregnancy women GA 28-40 weeks Neonatal respiratory distress Neonatal oxygen requirement Fetal pulmonary artery Doppler Pulmonary artery acceleration time ejection time ratio Respiratory distress syndrome Pulmonary artery Doppler Neonatal oxygen requirement Fetal lung maturity PATET AT/ET ratio Respiratory distress syndrome Preterm birth Ultrasound Doppler
Conditions
Interventions
Pregnant women at 28-40 weeks of gestation receiving antenal care and delivery at Bhumibol Adulyadej Hospital
Diagnostic
Sponsors
Bhumibol Adulyadej Hospital
Eligibility
Sex/Gender
Female
Age
18 Years to No maximum
Inclusion criteria
Inclusion criteria: 1. Singleton pregnancy 2. Gestational age 28-40 weeks (confirmed by first trimester ultrasound and accurate last menstrual period) 3. Age over 18 years at time of enrollment 4. Written informed consent obtained
Exclusion criteria
Exclusion criteria: 1. Maternal criteria: renal disease, hepatic disease, cardiovascular disease; history of smoking, alcohol consumption, or substance use during current pregnancy 2. Fetal criteria: major chromosomal abnormalities; major structural anomalies (complex congenital heart disease, congenital diaphragmatic hernia, tracheoesophageal fistula, lung mass, skeletal dysplasia, cardiac displacement) 3. Obstetric criteria: multiple gestation 4. Technical criteria: inability to obtain adequate quality pulmonary artery Doppler signal
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Primary respiratory outcome Admission of neonate Oxygen Requirement From medical record | — |
Secondary
| Measure | Time frame |
|---|---|
| Apgar score Admission of neonate Medical record,NICU admissiom Admission of neonate Medical record,Respiratory distress event Admission of neonate Medical record,Birthweight Timing of delivery Medical record,Gestational age Timing of delivery Medical record | — |
Countries
Thailand
Contacts
Public ContactPattiya Sawangkij
Bhumibol Adulyadej Hospital, Department of the Air Force
Outcome results
None listed