Results 101 to 110 of about 15,111 (216)

Placental Abruption and Perinatal Mortality: Abnormal Placentation and Spontaneous Abortion as Contributors to Left Truncation Bias

open access: yesPaediatric and Perinatal Epidemiology, EarlyView.
ABSTRACT Background Generally, studies in perinatal epidemiology restrict cohort entry to 20 weeks of gestation, but exposures and outcomes may occur earlier. This restriction may introduce left truncation bias. Objectives To examine the impact of left truncation bias when estimating the causal effect of abruption on perinatal mortality in the context ...
Alan C. Kinlaw   +2 more
wiley   +1 more source

Disparities in Patterns of Preterm and Early Term Second Births Among Non‐Hispanic Black and White Mothers

open access: yesPaediatric and Perinatal Epidemiology, EarlyView.
ABSTRACT Background Early term births (37–38 weeks), like preterm births (< 37 weeks) are associated with increased infant morbidity, mortality, and risk of future preterm births. While racial disparities in preterm births are well documented, longitudinal patterns of early term and preterm births by maternal race remain underexplored.
Puneet Kaur Chehal   +4 more
wiley   +1 more source

Vascular health and exercise in females throughout the lifespan: Exploring puberty, pregnancy and menopause

open access: yesExperimental Physiology, EarlyView.
Abstract This narrative review highlights the impact of exercise on vascular health in females over the lifespan with an emphasis on puberty, pregnancy and menopause. These events encompass substantial changes in sex hormone levels, particularly oestrogens and progesterone.
Kathleen B. Miller   +2 more
wiley   +1 more source

Spaceborne and spaceborn: Physiological aspects of pregnancy and birth during interplanetary flight

open access: yesExperimental Physiology, EarlyView.
Abstract Crewed interplanetary return missions that are on the planning horizon will take years, more than enough time for initiation and completion of a pregnancy. Pregnancy is viewed as a sequence of processes – fertilization, blastocyst formation, implantation, gastrulation, placentation, organogenesis, gross morphogenesis, birth and neonatal ...
Arun V. Holden
wiley   +1 more source

First‐Trimester Serum n‐3/n‐6 Fatty Acids Predict Large‐for‐Gestational‐Age Risk: A Nested Case‐Control Study

open access: yesMaternal &Child Nutrition, Volume 22, Issue 1, March 2026.
ABSTRACT Polyunsaturated fatty acids (PUFAs) are critical for fetal development during pregnancy. This study evaluates the association between maternal serum n‐3 and n‐6 PUFAs in early pregnancy and the risk of large‐for‐gestational‐age (LGA) infants.
Xiaxia Cai   +6 more
wiley   +1 more source

Global prevalence of neonatal mortality in preterm infants: a systematic review and meta-analysis. [PDF]

open access: yesBMC Pregnancy Childbirth
de Paula ICSF   +10 more
europepmc   +1 more source

The Risk of Preterm Birth in Women With Periodontitis: A Systematic Review and Meta‐Analysis

open access: yesInternational Journal of Dental Hygiene, Volume 24, Issue 1, Page 116-135, February 2026.
ABSTRACT Aim Previous studies have explored the association between periodontitis and preterm birth (PTB), with conflicting results primarily due to variability in methodology, statistical analyses and the case definitions of both conditions. This study aimed to synthesise critically the available scientific evidence of observational studies that ...
Dimitris Sokos   +3 more
wiley   +1 more source

Global Burden of Pelvic Organ Prolapse, 1990–2021: An Ecological Study and Mendelian Randomization Analysis

open access: yesHealth Science Reports, Volume 9, Issue 1, January 2026.
ABSTRACT Background and Aims Pelvic organ prolapse (POP) represents a major global health challenge for women. This study systematically analyzed the global disease burden of POP and associated risk factors from 1990 to 2021, including projections of future trends.
Zhengkun Wang   +3 more
wiley   +1 more source

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