Results 291 to 300 of about 10,926,372 (352)

Maternal age and risk for adverse outcomes

American Journal of Obstetrics and Gynecology, 2018
(Am J Obstet Gynecol. 2018;219:390.e1–15) Over the past decade, the rate of births to women aged 30 years and older has risen. This trend will likely continue with the widespread availability of newer reproductive technologies. As women age, they are more likely to have comorbid conditions and women of advanced maternal age have increased ...
Jean-Ju Sheen, Jason D Wright, Adina R Kern-Goldberger   +2 more
exaly   +4 more sources

The Effect of Very Advanced Maternal Age on Maternal and Neonatal Outcomes: A Systematic Review

Journal of Obstetrics and Gynaecology Canada, 2018
OBJECTIVE To summarize information on the maternal and perinatal outcomes among pregnant women with a maternal age greater or equal to 45 years old compared with women with a maternal age of less than 45.
Jordana Leader, Xiaolin Hua, Ruth Rennicks White   +2 more
exaly   +2 more sources

Advanced maternal age and adverse pregnancy outcomes.

Best Practice & Research: Clinical Obstetrics & Gynaecology, 2020
A wide range of adverse pregnancy outcomes are associated with women of advanced maternal age (AMA). These include increased risks for miscarriage, chromosomal abnormalities, stillbirth, foetal growth restriction, preterm birth, pre-eclampsia ...
A. Frick
semanticscholar   +1 more source

Mechanisms of oocyte aneuploidy associated with advanced maternal age.

Mutation research, 2020
It is well established that maternal age is associated with a rapid decline in the production of healthy and high-quality oocytes resulting in reduced fertility in women older than 35 years of age.
M. Mikwar, A. MacFarlane, F. Marchetti
semanticscholar   +1 more source

The impact of advanced maternal age on pregnancy outcome.

Best Practice & Research: Clinical Obstetrics & Gynaecology, 2020
Advanced maternal age is becoming an increasingly relevant issue in high-income developed countries. Lower fertility, greater need for assisted reproductive therapy, and an increase in comorbidities, such as hypertension and diabetes, are some of the ...
E. Attali, Y. Yogev
semanticscholar   +1 more source

Maternal age in trisomy

Annals of Human Genetics, 1988
SummaryBy comparison with a more general theory, data on trisomy in live births, amniocenteses, and spontaneous abortions by year of maternal age are shown to fit a logistic augmented by a proportion independent of maternal age. The frequency of trisomy increases monotonically, with no discrepancy at extremely low or high maternal age.
N E, Morton, P A, Jacobs, T, Hassold, D, Wu   +3 more
openaire   +2 more sources

Assisted conception in women of advanced maternal age.

Best Practice & Research: Clinical Obstetrics & Gynaecology, 2020
A delay in childbearing to later in life has increased the number of women of advanced maternal age (AMA) opting for assisted reproduction. Women should be made aware that there are age-related changes to fertility, including a decline in oocyte reserve ...
S. Seshadri, G. Morris, P. Serhal, W. Saab   +3 more
semanticscholar   +1 more source

Maternal Age and Children's Ability

Perceptual and Motor Skills, 1978
Associations of maternal age at birth and subsequent intelligence test scores of children were examined in a series of over 1500 young men from the Netherlands. All subjects were members of 2-child families and were resident in Amsterdam at age 19 yr.
P, Zybert, Z, Stein, L, Belmont
openaire   +2 more sources

Decreased maternal age with hydranencephaly

American Journal of Medical Genetics, 1997
We studied parental ages of institutionalized children with hydranencephaly. Mothers under age 20 years and under age 18 years were, respectively, 5 and 10 times as frequent as in the general population, and 3 and 4 times more frequent than for institutionalized control patients.
M S, Lubinsky, W, Adkins, E G, Kaveggia
openaire   +2 more sources