Methods for Estimating the Due Date - ACOG

dataset of 64 pregnancies conceived by artificial reproductive techniques was studied to assess the accuracy of second-trimester dating formulae when these were applied in routine ultrasound clinics in different centers.

A comparative analysis of second-trimester ultrasound dating

the study confirms the accuracy of ultrasound dating in routine ultrasound clinics and supports the use of ultrasound measurement alone in preference to menstrual history for dating pregnancy.

Ultrasound Accuracy in Second Trimester - BabyCenter

comparative analysis of second-trimester ultrasound dating formulae in pregnancies conceived with artificial reproductive techniques.

Ultrasound Dating

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Q&A: I want to know if I should trust the accuracy on an ultrasound to

overall, published dating formulae performed well in predicting gestational age.

A comparative analysis of second-trimester ultrasound dating

dating formulae for biparietal diameter (bpd) and femur length (fl) were derived for a gestational age range of 14-23 weeks.

Accuracy of Ultrasound Dating Formulae in the Late Second

twelve published formulae for biparietal diameter and femur length were reviewed and systematic and random errors were calculated for these formulae when they were applied to second-trimester scan measurements in precisely dated pregnancies.

Accuracy ultrasound dating second trimester

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