qCTG and Doppler Ultrasound in the Detection of Hypoxia Among FGR Fetuses

Quantitative Cardiotocography and Doppler Ultrasound in the Detection of Hypoxia Among Growth-restricted Fetuses

Status

Completed

Phases

Unknown

Study type

Observational

Source

ClinicalTrials.gov

Registry ID

NCT04447248

Enrollment

1714

Registered

2020-06-25

Start date

2011-05-05

Completion date

2019-10-07

Last updated

2020-07-07

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

Conditions

Late-onset Fetal Growth Restriction

Brief summary

To evaluate the benefits of combining Doppler measurements of placental/fetal blood vessels with computerized cardiotocography (quantitative cardiotocogrpahy - qCTG) in the detection of fetal hypoxia (pH \< 7.20) among late-onset growth restricted (SGR) fetuses

Interventions

DEVICEQDSP Protocol

Computerized expert system for fetal monitoring, based on cardiotocogrpaphy

Study design

Observational model

CASE_ONLY

Time perspective

RETROSPECTIVE

Eligibility

Sex/Gender

FEMALE

Age

18 Years to 40 Years

Healthy volunteers

Inclusion criteria

* estimated fetal weight below the 10th centile of the reference curve for the Bulgarian population (11); * absence of sonographic and laboratory evidence of structural anomalies; * absence of severe maternal complications; * documented birth weight \< 10th centile; * full follow-up documentation

Exclusion criteria

* multiple pregnancies; * congenital malformations and any chromosomal malformations known before labor and delivery; * severe maternal complications; * documented birth weight \> 10th centile; * pregnancy loss; * failure to obtain full follow-up documentation

Design outcomes

Primary

Measure	Time frame
Occurence of hypoxia (pH<7.20) at birth	up to 5 minutes after delivery

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026