Algorithms for combining menstrual and ultrasound estimates of gestational age: Consequences for rates of preterm and postterm birth

BJOG: An International Journal of Obstetrics and Gynaecology

Volumn 109, Issue 6, 2002, Pages 718-720

  Blondel, Béatrice ^a   Morin, Isabelle ^b,c   Platt, Robert W ^b,c   Kramer, Michael S ^b,c   Usher, Robert ^b   Bréart, Gérard ^a  

^a INSERM   (France)

^b MCGILL UNIVERSITY   (Canada)

^c MCGILL UNIVERSITY   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

ALGORITHM; ARTICLE; ECHOGRAPHY; GESTATIONAL AGE; HUMAN; MENSTRUAL CYCLE; PREMATURITY; PRIORITY JOURNAL; PROLONGED PREGNANCY; COMPARATIVE STUDY; FEMALE; MENSTRUATION; METHODOLOGY; NEWBORN; PHYSIOLOGY; PREGNANCY; PREMATURE LABOR; SENSITIVITY AND SPECIFICITY;

ALGORITHMS; FEMALE; GESTATIONAL AGE; HUMANS; INFANT, NEWBORN; MENSTRUATION; OBSTETRIC LABOR, PREMATURE; PREGNANCY; PREGNANCY, PROLONGED; SENSITIVITY AND SPECIFICITY; ULTRASONOGRAPHY, PRENATAL;

EID: 0036597414     PISSN: 14700328     EISSN: None     Source Type: Journal    
DOI: 10.1111/j.1471-0528.2002.01068.x     Document Type: Article

References (7)

1. Kramer M.S., McLean F.H., Boyd M.E., Usher R.H. The validity of gestational age estimation by menstrual dating in term, preterm and postterm gestations. JAMA. 260:1988;3306-3308.
2. Yang H., Kramer M.S., Platt RWet al. How does early ultrasound estimation of gestational age lead to higher rates of preterm birth? Am J Obstet Gynecol. 186:2002;433-437.
3. Blondel B., Bréart G., du Mazaubrun Cet al. La situation périnatale en France. Evolution entre 1981 et 1995. J Gynecol Obstet Biol Reprod. 26:1997;770-780.
4. Neilson JP. Ultrasound for fetal assessment in early pregnancy (Cochrane Review). In: The Cochrane Library, Issue 3, Oxford: Update Software, 2001.
5. Gardosi J., Geirsson R.T. Routine ultrasound is the method of choice for dating pregnancy. Br J Obstet Gynaecol. 105:1998;933-936.
6. Henriksen T.B., Wilcox A.J., Hedegaard M., Secher N.J. Bias in studies of preterm and postterm delivery due to ultrasound assessment of gestational age. Epidemiology. 6:1995;533-537.
7. Olsen O., Clausen J.A. Routine ultrasound dating has not been shown to be more accurate than the calendar method. Br J Obstet Gynaecol. 104:1997;1221-1222.