New charts for ultrasound dating of pregnancy


09-Jan-2018 22:09

Multivariable linear regression was conducted to determine the extent to which ultrasound GA predicted LMP dating and to correct for systematic misclassification that results after applying standard guidelines to adjudicate differences in these measures.

In the unadjusted model, SGA subjects required a correction of 1.5 weeks to the ultrasound estimate.

The rise in h CG concentration in early pregnancy is uniform and therefore h CG levels provide the most accurate, early estimation of GA in single, viable pregnancies.

All information contained in and produced by the Med Calc 3000 system is provided for educational purposes only.

new charts for ultrasound dating of pregnancy-68

4camlive mature

They can also facilitate physician-patient discussions. Drug Monographs More than 7100 monographs are provided for prescription and over-the-counter drugs, as well as for corresponding brand-name drugs, herbals, and supplements. Drug Interaction Checker Our Drug Interaction Checker provides rapid access to tens of thousands of interactions between brand and generic drugs, over-the-counter drugs, and supplements.

The accuracy of h CG measurement in determining the week since conception was more than 93%.