Reference range of uterine artery Doppler parameters between the 11th and 14th pregnancy weeks in a population sample from Northeast Brazil

• Main Authors: Júlio Augusto Gurgel Alves (Author), Bruna Yang da Costa Silva (Author), Paulo Cesar Praciano de Sousa (Author), Sammya Bezerra Maia (Author), Fabrício da Silva Costa (Author)
• Format: Book
• Published: Federação Brasileira das Sociedades de Ginecologia e Obstetrícia, 2013-08-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

PURPOSE: To establish reference values for the first trimester uterine artery resistance index (UtA-RI) and pulsatility index (UtA-PI) in healthy singleton pregnant women from Northeast Brazil. METHODS: A prospective observational cohort study including 409 consecutive singleton pregnancies undergoi...