Absolute Risk of Adverse Obstetric Outcomes Among Twin Pregnancies After In Vitro Fertilization by Maternal Age
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DOI: 10.1001/jamanetworkopen.2021.23634
Abstract: Key Points Question What is the absolute risk of adverse obstetric outcomes stratified by in vitro fertilization (IVF), twin or singleton pregnancy, and maternal age? Findings In this cohort study of 16 879 728 pregnant women, the… read more here.
Keywords: risk; adverse obstetric; age; twin pregnancies ... See more keywords
Down syndrome among primiparae at older maternal age: A test of the relaxed filter hypothesis.
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DOI: 10.1002/bdr2.1553
Abstract: BACKGROUND Down syndrome (DS) ranks as one of the most common birth defects in the United States. The relaxed filter hypothesis (RFH) asserts that mothers with no previous children but nearing reproductive senescence reduce fetal… read more here.
Keywords: age; older maternal; filter hypothesis; relaxed filter ... See more keywords
Increasing maternal age is not a significant cause of false‐positive results for monosomy X in non‐invasive prenatal testing
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DOI: 10.1002/pd.5790
Abstract: The accuracy of cell‐free DNA aneuploidy screening varies by the chromosome assessed. The positive predictive value is consistently low for monosomy X (MX), at less than 30%. This study aims to investigate maternal age and… read more here.
Keywords: increasing maternal; false positive; significant cause; age significant ... See more keywords
A comparison of first trimester prenatal screening strategies for Down Syndrome with maternal age and preferences considerations
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DOI: 10.1002/pd.5811
Abstract: Screening for Down Syndrome (DS) includes traditional ultrasound and serum‐based and cell‐free DNA (cfDNA) testing. While cfDNA testing usually has superior performance, it is significantly more costly. As an alternative, a hybrid strategy combining contingent… read more here.
Keywords: trimester prenatal; first trimester; screening strategies; comparison first ... See more keywords
The impact of advanced maternal age on the outcome of twin pregnancies
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DOI: 10.1007/s00404-018-4656-1
Abstract: PurposeTo assess the effect of advanced maternal age on the obstetrics and neonatal outcome of twin pregnancies.MethodsA retrospective study of 716 dichorionic–diamniotic twin pregnancies delivered at our institute. The study population was divided into two… read more here.
Keywords: twin pregnancies; rate; group; maternal age ... See more keywords
Clinical outcomes following ICSI cycles using surgically recovered sperm and the impact of maternal age: 2004–2015 SART CORS registry
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DOI: 10.1007/s10815-018-1234-1
Abstract: PurposeThe aims of this study were (1) to evaluate clinical outcomes after ICSI cycles using surgically recovered sperm and (2) to assess the influence of maternal age on those outcomes.MethodsA retrospective cohort study of 24,763… read more here.
Keywords: age; surgically recovered; using surgically; number ... See more keywords
Maternal age, history of miscarriage, and embryonic/fetal size are associated with cytogenetic results of spontaneous early miscarriages
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Assisted Reproduction and Genetics"
DOI: 10.1007/s10815-019-01415-y
Abstract: PurposeTo clarify the associations of the maternal age, history of miscarriage, and embryonic/fetal size at miscarriage with the frequencies and profiles of cytogenetic abnormalities detected in spontaneous early miscarriages.MethodsMiscarriages before 12 weeks of gestation, whose karyotypes… read more here.
Keywords: fetal size; miscarriage; embryonic fetal; maternal age ... See more keywords
Maternal age is associated with embryo splitting after single embryo transfer: a retrospective cohort study
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Assisted Reproduction and Genetics"
DOI: 10.1007/s10815-020-01988-z
Abstract: Purpose To determine whether maternal age has an impact on monozygotic twinning (MZT) rates in women undergoing single embryo transfer (SET). Methods This is a retrospective cohort study analyzed for the incidence of MZT of… read more here.
Keywords: age; embryo transfer; embryo; mzt ... See more keywords
Friend Support and the Parenting of Latina Adolescent Mothers: The Moderating Role of Maternal Age
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DOI: 10.1007/s10826-019-01647-7
Abstract: Objectives This study examined the role of maternal age in the relation between social support from friends and parenting adjustment in a sample of young Latina mothers and their 18-month-old children ( N = 168). Methods… read more here.
Keywords: friend support; support; role maternal; maternal age ... See more keywords
A Multilevel Approach to Understanding the Determinants of Maternal Harsh Parenting: the Importance of Maternal Age and Perceived Partner Support
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DOI: 10.1007/s10826-021-01990-8
Abstract: Determinants of parenting are most often considered using one child per family within a cross-sectional design. In 182 families, the current study included two siblings and sought to predict maternal harsh parenting measured prospectively when… read more here.
Keywords: harsh parenting; partner support; age; maternal age ... See more keywords
Advanced maternal age impacts physiologic adaptations to pregnancy in vervet monkeys
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DOI: 10.1007/s11357-020-00219-8
Abstract: The trend to delay pregnancy in the USA has resulted in the number of advanced maternal age (AMA) pregnancies to also increase. In humans, AMA is associated with a variety of pregnancy-related pathologies such as… read more here.
Keywords: adaptations pregnancy; pregnancy; age; advanced maternal ... See more keywords