12 Result(s)
within
Christina A. Porucznik
-
Article
Open AccessPrenatal exposure to environmental toxins and comprehensive dental findings in a population cohort of children
Environmental toxins are known to have many impacts on growth and development in humans, starting in utero. Alterations in amelogenesis, caused by chemical and physical trauma that occur during the antenatal, ...
-
Article
Open AccessResolution of stuttering during ketamine treatment: a case report
Stuttering may include repetition of words in whole or part, difficulty saying words, and elongated pauses in speech. Approximately 5% of children stutter for a period lasting 6 months or more. Most of those c...
-
Article
Open AccessDoes a short luteal phase correlate with an increased risk of miscarriage? A cohort study
Miscarriage is defined as spontaneous loss of pregnancy prior to 20 weeks gestation. With an estimated risk of 15% of clinically confirmed pregnancies ending in miscarriage, it is the most common adverse event...
-
Article
Open AccessFertility treatments and the risk of preterm birth among women with subfertility: a linked-data retrospective cohort study
In vitro fertilization (IVF) births contribute to a considerable proportion of preterm birth (PTB) each year. However, there is no formal surveillance of adverse perinatal outcomes for less invasive fertility ...
-
Article
Open AccessThe association between opioids, environmental, demographic, and socioeconomic indicators and COVID-19 mortality rates in the United States: an ecological study at the county level
The spread of the COVID-19 pandemic throughout the world presents an unprecedented challenge to public health inequities. People who use opioids may be a vulnerable group disproportionately impacted by the cur...
-
Article
Impact of Periconceptional Exposure to Phthalates on Pregnancy, Birth, and Neonatal Outcomes
The purpose of this review was to evaluate recent available evidence on exposure to phthalates during pregnancy and the immediate periconceptional period and the health effects in the mother and offspring duri...
-
Article
Temporal variability of urinary cadmium in spot urine samples and first morning voids
Cadmium is a carcinogenic heavy metal. Urinary levels of cadmium are considered to be an indicator of long-term body burden, as cadmium accumulates in the kidneys and has a half-life of at least 10 years. Howe...
-
Article
Open AccessThe Home Observation of Periconceptional Exposures (HOPE) study, a prospective cohort: aims, design, recruitment and compliance
To examine transient environmental exposures and their relationship with human fecundity, exposure assessment should occur optimally at the time of conception in both members of the couple.
-
Article
Open AccessDevelopment and initial validation of a fertility experiences questionnaire
Many women throughout the world have history of subfertility (resolved or unresolved), but much remains unknown about services and treatments chosen.
-
Article
Open AccessPilot test and validation of the Peak Day method of prospective determination of ovulation against a handheld urine hormone monitor
Transient exposures may influence fertility and early embryonic development. To assess the time of conception in vivo and conduct concurrent biomonitoring, ovulation must be identified prospectively. We report on...
-
Article
Use of Fertility Treatments in Relation to the Duration of Pregnancy Attempt Among Women Who Were Trying to Become Pregnant and Experienced a Live Birth
The purpose of this study was to compare the utilization of medical help for fertility among women who reported up to a year versus more than a year of trying to become pregnant and to describe the characteris...
-
Article
Open AccessExploring the relationship between chronic undernutrition and asymptomatic malaria in Ghanaian children
A moderate association has been found between asymptomatic parasitaemia and undernutrition. However, additional investigation using the gold standard for asymptomatic parasitaemia confirmation, polymerase chai...
