Add to ORKGA method of imputing the period of gestation is outlined for births when the month and year of the date of the last menstrual period are reported on the birth certificate but the day is missing. This method uses the recorded birth weight and months of gestation.Prepared by Selma Taffel, David Johnson, and Robert Heuser."May 1982"--T.p. verso.Includes bibliographical references
Background Fetal crown-rump length (CRL) measurement by ultrasound in the first trimester is the sta...
PURPOSE: Understanding the natural length of human pregnancy is central to clinical care. However, v...
The establishment of the estimated date of confinement (EDC) is an essential element in the care of ...
This study examines recent trends in the reporting completeness and quality of gestational age estim...
This study examines recent trends in the reporting completeness and quality of gestational age estim...
An accurate assessment of gestational age is vital to population-based research and surveillance in ...
Background: Most methods of calculating gestational length are based upon 28 day cycle. If a woman h...
Purpose: To describe methods reported in the literature to estimate the beginning or duration of pre...
PURPOSE: To describe methods reported in the literature to estimate the beginning or duration of pre...
Background: Appropriate estimation of gestational age is paramount in obstetric care. Uncertain gest...
Objective: To compare the estimated date of birth calculations from last menstrual period (LMP) and ...
This study examines the comparability between the last menstrual period-based and clinically estimat...
Most studies of spontaneous abortion are subject to left truncation, because conception is not obser...
A graphing method was developed and tested to estimate gestational ages pre-and postnatally in a con...
AbstractObjectiveTo compare gestational age (GA) estimates in early pregnancy, determined by last me...
Background Fetal crown-rump length (CRL) measurement by ultrasound in the first trimester is the sta...
PURPOSE: Understanding the natural length of human pregnancy is central to clinical care. However, v...
The establishment of the estimated date of confinement (EDC) is an essential element in the care of ...
This study examines recent trends in the reporting completeness and quality of gestational age estim...
This study examines recent trends in the reporting completeness and quality of gestational age estim...
An accurate assessment of gestational age is vital to population-based research and surveillance in ...
Background: Most methods of calculating gestational length are based upon 28 day cycle. If a woman h...
Purpose: To describe methods reported in the literature to estimate the beginning or duration of pre...
PURPOSE: To describe methods reported in the literature to estimate the beginning or duration of pre...
Background: Appropriate estimation of gestational age is paramount in obstetric care. Uncertain gest...
Objective: To compare the estimated date of birth calculations from last menstrual period (LMP) and ...
This study examines the comparability between the last menstrual period-based and clinically estimat...
Most studies of spontaneous abortion are subject to left truncation, because conception is not obser...
A graphing method was developed and tested to estimate gestational ages pre-and postnatally in a con...
AbstractObjectiveTo compare gestational age (GA) estimates in early pregnancy, determined by last me...
Background Fetal crown-rump length (CRL) measurement by ultrasound in the first trimester is the sta...
PURPOSE: Understanding the natural length of human pregnancy is central to clinical care. However, v...
The establishment of the estimated date of confinement (EDC) is an essential element in the care of ...