Factors influencing the sex ratio at birth in the United States from a historical perspective.
Sign Up to like & getrecommendations! Published in 2023 at "Journal of biosocial science"
DOI: 10.1017/s0021932022000554
Abstract: Many of the studies on the sex ratio at birth (SRB) are based on a small number of cases over a short period of time. Taking a multivariate approach to a dataset consisting of nearly… read more here.
Keywords: sex ratio; ratio birth; birth; united states ... See more keywords
Systematic assessment of the sex ratio at birth for all countries and estimation of national imbalances and regional reference levels
Sign Up to like & getrecommendations! Published in 2019 at "Proceedings of the National Academy of Sciences of the United States of America"
DOI: 10.1073/pnas.1812593116
Abstract: Significance This study provides information on sex ratio at birth (SRB) reference levels and SRB imbalance. Using a comprehensive database and a Bayesian estimation model, we estimate that SRB reference levels are significantly different from… read more here.
Keywords: reference; reference levels; sex ratio; ratio birth ... See more keywords
Outcome of the 2016 United States presidential election and the subsequent sex ratio at birth in Canada: an ecological study
Sign Up to like & getrecommendations! Published in 2020 at "BMJ Open"
DOI: 10.1136/bmjopen-2019-031208
Abstract: Objectives The sex ratio at birth (proportion of boys to girls) generally shows slight male preponderance but may decrease in response to societal stressors. Discrete adverse events such as terrorist attacks and disasters typically lead… read more here.
Keywords: presidential election; sex; sex ratio; ratio birth ... See more keywords
Observable variations in human sex ratio at birth
Sign Up to like & getrecommendations! Published in 2021 at "PLoS Computational Biology"
DOI: 10.1371/journal.pcbi.1009586
Abstract: The human sex ratio at birth (SRB), defined as the ratio between the number of newborn boys to the total number of newborns, is typically slightly greater than 1/2 (more boys than girls) and tends… read more here.
Keywords: sex ratio; human sex; sex; ratio birth ... See more keywords
COVID-19 induced birth sex ratio changes in England and Wales
Sign Up to like & getrecommendations! Published in 2022 at "PeerJ"
DOI: 10.7717/peerj.14618
Abstract: Background The sex ratio at birth (male live births divided by total live births) may be a sentinel health indicator. Stressful events reduce this ratio 3-5 months later by increasing male fetal loss. This ratio… read more here.
Keywords: ratio; ratio birth; sex ratio; england wales ... See more keywords