Open AccessEstimating the Proportion of All Observed Birth Defects Occurring in Pregnancies Terminated by a Second-trimester Abortion
Author(s) -
Elisabeth Svensson,
Véra Ehrenstein,
Mette Nørgaard,
Leiv S. Bakketeig,
Kenneth J. Rothman,
Henrik Toft Sørensen,
Lars Pedersen
Publication year - 2014
Publication title -
epidemiology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.901
H-Index - 173
eISSN - 1531-5487
pISSN - 1044-3983
DOI - 10.1097/ede.0000000000000163
Subject(s) - obstetrics , miscarriage , medicine , pregnancy , abortion , live birth , fetus , gestation , gestational age , biology , genetics
Prenatal termination of pregnancy may underestimate risks or cause bias in epidemiological studies of birth defects if such studies measure only defects diagnosed postnatally. We aimed to estimate the proportion of all fetuses with birth defects terminated in the second trimester of pregnancy-overall and for specific defects.