Open AccessSex ratio at birth following prenatal maternal exposure to severe life events: a population-based cohort study
Author(s) -
Ali S. Khashan,
Preben Bo Mortensen,
Roseanne McNamee,
Philip N. Baker,
Kathryn M. Abel
Publication year - 2009
Publication title -
human reproduction
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.446
H-Index - 226
eISSN - 1460-2350
pISSN - 0268-1161
DOI - 10.1093/humrep/dep082
Subject(s) - medicine , cohort , pregnancy , cohort study , population , relative risk , confidence interval , obstetrics , live birth , odds ratio , rate ratio , sex ratio , demography , pediatrics , biology , environmental health , genetics , sociology
A reduction in the sex ratio at birth has been linked to maternal condition during and before pregnancy. A recent study reported an association between maternal exposure to severe life events and sex ratio at birth using the Danish national register. We attempted to replicate that study using a new Danish cohort.