Articles tagged with United States Population
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.
Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.
Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.
Practical application of scientific knowledge and engineering principles to solve real-world problems and develop innovative technologies. Encompasses all engineering disciplines, technology development, computer science, artificial intelligence, environmental sciences, agriculture, materials applications, energy systems, and industrial innovation. Bridges theoretical research with tangible solutions for infrastructure, manufacturing, computing, communications, transportation, construction, sustainable development, and emerging technologies that advance human capabilities, improve quality of life, and address societal challenges through scientific innovation and technological progress.
Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.
Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.
Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.
Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
The study found a significant increase in pregnancy complications during the COVID-19 pandemic, affecting approximately 1.4 million women in the US. Researchers attributed these changes to various factors, including social distancing measures, delayed prenatal care, and increased risk of maternal mortality.
A study of over 281,000 tweets from top US hospitals found limited support for the Black community and social justice topics on their social media channels. The researchers found that only a few tweets related to Black Lives Matter predated the killing of George Floyd.
A study found that COVID-19 vaccination rates increased in states with cash drawing announcements compared to those without. The analysis suggests a positive association between these announcements and vaccine uptake, providing insight into innovative strategies for improving public health.
A recent study published in PaleoAmerica journal challenges the long-held theory that Native Americans originated from Japan. The research, led by Professor Richard Scott, analyzed genetics and skeletal biology of teeth samples from multiple continents, finding little connection between the Jomon people and Native Americans.
Researchers found that heritage-specific diets varied across Latinx groups, with Mexican and Puerto Rican diets being healthier. The study suggests that longer years living in the US may lead to less healthy dietary patterns among Cuban, Mexican, and Puerto Rican groups.
This observational study found that precancer characteristics and postcancer health services are associated with an increased risk of suicidal self-directed violence among US veteran survivors of head/neck cancer. The study highlights the need for comprehensive care and support for these individuals.
A new study reveals that more than 140,000 US children under age 18 lost a primary or secondary caregiver due to the COVID-19 pandemic. The study shows racial and ethnic disparities in caregiver deaths, with children of minorities accounting for 65% of those who lost a primary caregiver.
The study found that early vaccination rollout for veterans was efficient and had high estimated vaccine effectiveness. mRNA COVID-19 vaccines showed high coverage and effectiveness in this diverse U.S. population.
A study analyzing 60 US emergency departments found medication harms were a common cause of visits in 2017-2019, with variation in products and patient age. The data highlighted the need for improved safety measures and monitoring systems to mitigate such incidents.
A recent NCI study highlights the significant disparities in COVID-19 mortality among racial and ethnic groups in the US. Excess deaths by population size among Black, American Indian/Alaska Native, and Latino individuals were more than double those in white and Asian individuals.
The study found that excessive screen time during the pandemic was linked to increased symptoms of anxiety and depression in children. Physical inactivity was also associated with poorer mental health outcomes.
A survey study of adults in a large U.S. city found that public health messaging improved COVID-19 preventive behaviors over time, but lagged among Hispanic participants who were at higher risk for infection and less likely to receive stimulus checks. Black adults also showed disparities in preventive behaviors.
A study found substantial individual- and community-level disparities persisting in lead exposure among US children, highlighting the need for targeted interventions.
Analysis of survey data reveals shifts in health care spending in different US population groups, with significant increases in prescription drug spending between 2001 and 2018. The study highlights the need for targeted interventions to address these trends and promote more equitable healthcare distribution.
The USPSTF advises regular screening for chlamydia and gonorrhea in young women due to their high incidence rates. Screening is also recommended for women at increased risk, with current evidence insufficient to support recommendations for men.
A cross-sectional study of US nursing homes found approximately 44% of pre-reporting COVID-19 cases and 40% of pre-reporting deaths were not reported in the NHSN. This suggests an underreporting of over 68,000 unreported cases and 16,000 unreported deaths nationally.
The National Institute on Aging has expanded its network of cutting-edge Alzheimer's disease and related dementias centers, with two new centers in North Carolina and Texas. The Duke/University of North Carolina ADRC will focus on understanding age-related changes across the lifespan and identifying disparities in dementia among differ...
A new study by Columbia University Mailman School of Public Health reveals stark racial, ethnic, and socioeconomic inequities in COVID-19 vaccination rates across neighborhoods in the largest US cities. High-vaccination neighborhoods were predominantly white with fewer people of color, higher incomes, and lower poverty rates.
Researchers found significant disparities in diabetes diagnosis ages among US racial and ethnic groups. Younger Hispanic individuals were more likely to be diagnosed at a younger age compared to non-Hispanic whites and other racial groups.
The study analyzed US Census survey data to assess changes in health insurance coverage during the COVID-19 pandemic. Significant changes were found in enrollment rates and access to care, highlighting the need for policies addressing these issues.
A recent study reveals significant inequities in COVID-19 vaccination rates among the nine largest US cities. The research found that racial and socioeconomic disparities contribute to these disparities.
A study based on US blood donations found increasing seroprevalence of SARS-CoV-2 antibodies over time, with variations by age, race, and geographic region. Seroprevalence estimates the prevalence of SARS-CoV-2-specific antibodies due to natural infection or vaccination.
The study found that cancer diagnoses increased significantly among US patients during the first year of the COVID-19 pandemic. The analysis revealed a notable rise in cancer diagnosis rates, with some types of cancer experiencing more pronounced increases than others.
A study published in JAMA Network Open examines changes in women's and underrepresented group representation in US academic medicine. Since the 1990s, there has been a significant increase in these groups' representation, with certain specialties showing more substantial gains.
A new study found that breast cancer screening rates dropped significantly among women aged 50-74 at community health centers serving lower-income populations. The decline would have resulted in 47,517 fewer mammograms and 242 missed breast cancer diagnoses if trends had continued.
A recent study found that telehealth medication abortions were safe and effective during the COVID-19 pandemic. The researchers examined data from patients who underwent telehealth abortion procedures and found that they had similar outcomes to in-person procedures.
The prevalence of type 1 and type 2 diabetes among US children and teens rose significantly from 2001 to 2017. Researchers estimated an increase in diabetes cases across all age groups during this period, with the largest increases seen among younger populations.
The COVID-19 pandemic led to an increase in the proportion of community-dwelling homebound adults aged 70 or older in the US, particularly among Black non-Hispanic and Hispanic/Latino individuals. Compliance with social distancing measures is believed to be a key factor contributing to this trend.
A new study by University of Houston researchers suggests that maximizing sleep can offer psychological benefit to adolescents in this at-risk group. The study found that experiences of neglect in childhood were associated with mental health symptoms, but this relation was weakened in the presence of high sleep duration.
Researchers estimated health care spending by race and ethnicity in the US from 2002 to 2016, finding that Hispanic patients faced the highest costs. The study suggests racial and ethnic disparities in healthcare spending are significant, affecting patient outcomes and access to care.
A study examines changes in the proportion of Black and African American faculty at US medical schools from 1990 to 2020. The findings indicate an increase in diversity among medical school faculties.
A survey study found significant racial and ethnic differences in self-reported measures of health status, healthcare access, and affordability. The study analyzed data from 20 years, revealing persistent disparities across various racial and ethnic groups.
Gestational diabetes rates in the US have increased among certain racial and ethnic groups between 2011 and 2019, highlighting persistent health inequities. The study found that Hispanic women had significantly higher rates of gestational diabetes compared to non-Hispanic white, black, or Asian women.
Researchers found individuals with well-controlled asthma have significantly lower odds of hospitalization and ICU admission compared to those with uncontrolled asthma. Asthma patients using their medications showed a decrease in worsened COVID-19 outcomes.
A national survey study found that children and teenagers in the US increased their consumption of ultraprocessed foods over two decades. The researchers estimate that the proportion of calories from these foods has risen significantly, posing potential health risks for young people.
A study by Brown University researchers found that the US 'Muslim ban' executive order led to a significant decrease in healthcare utilization among individuals born in targeted nations living in the US. The analysis suggests that the ban had a substantial impact on the health and well-being of these individuals.
A recent study examines the one-year experience of cancer clinical trial enrollment after the COVID-19 outbreak in the US. Researchers found that participation rates declined significantly during this period.
A survey of US and NYC parents found that only 49% planned to vaccinate their youngest child, with vaccine hesitancy linked to education level and income. The study highlights the need for targeted information campaigns to improve vaccination uptake among young children.
A WVU-led team, supported by a $4.78 million NIH grant, has increased COVID-19 testing in rural West Virginia through mobile vans and community partnerships. The project has served 38 counties and administered over 2,265 tests, with a focus on communities of color.
Removing invasive barred owls from western US coastlines had a significant positive effect on the survival of northern spotted owls, arresting population declines. The treatment also allowed spotted owls to disperse into previously occupied territories.
A new study by researchers at Florida State University and the University of Cincinnati found significant disparities among individuals placed in extended solitary confinement compared to the rest of the prison population. The study identified notable differences in mental health, education, language, race/ethnicity, and age.
Research reveals South Asians have a significantly higher risk of developing heart disease compared to Europeans. Despite being under-represented in clinical estimators, South Asians experience a more than two-fold increased risk.
A new UK study finds racial minority students are significantly underrepresented in geology, physical geography, and environmental science. This systemic exclusion risks alienating large sections of the global population from addressing climate change.
A prospective cohort study found that treatment at an infusion center is associated with substantially better outcomes than treatment in the emergency department for patients with sickle cell disease. Patients treated in ICs received parenteral pain medication faster and were more likely to have their pain reassessed within 30 minutes.
A study analyzing age-at-death records of 33,715 Indigenous people in central California between 3050 BCE and 1870 CE found that Spanish settlers contributed to severe demographic collapse. The research suggests extreme social disruption caused by the presence of Europeans led to increased mortality rates among both males and females.
UofL researchers advocate for greater diversity in immunogenomics studies to better understand disease susceptibility and develop tailored treatments. The team aims to include a broader range of populations in their research to improve patient care and address health disparities.
Life expectancy in the US decreased by nearly two years between 2018 and 2020, widening the gap with other high-income countries, especially among Hispanic and Black Americans. The largest declines were observed in these groups, with life expectancy falling by 15-18 times more than in peer countries.
Researchers analyzed obituary data to examine excess deaths among the Amish population in 2020, finding a spike in November that mirrored general COVID-19 infection waves. The study suggests that face-to-face interactions and distrust in preventative medicine contributed to these 'excess deaths', which may or may not be directly relate...
A new analysis reveals that households with recent birthdays are 30% more likely to have a COVID-19 diagnosis in counties with high infection rates. The study suggests that social gatherings like birthday parties may have contributed to infections during the pandemic.
Researchers at UMSOM aim to expand genetic databases to include under-represented minority populations, improving polygenic risk score accuracy for clinical use. The goal is to identify best practices for translating scores into clinical practice across diverse populations.
A study by the University of Kansas found that women leaving jail have high rates of vaccine hesitancy, with only 20% willing to receive a vaccine. An online app developed by researchers aims to boost health literacy and address misconceptions about COVID-19 vaccines.
A new study challenges the notion that widespread Indigenous population decline led to significant forest regrowth in tropical regions. Instead, it found that dense and highland forests were less likely to show signs of afforestation following Spanish contact.
A new study by Iowa State University scientists has developed an integrated framework to explain the complex interactions between a plant's genotype and environment. The framework uses advanced data analytics to predict crop performance and could lead to more accurate breeding of high-yielding crops.
Researchers tracked mobile phone data from millions of users in US metropolitan areas, finding that lower-income neighborhoods had significantly less time at home during the lockdown. Education level also played a role, with higher-income neighborhoods and those with more college degrees spending more time at home.
A study by North Carolina State University researchers found that US counties with more socially vulnerable populations have a higher density of natural gas pipelines, putting them at risk for water and air pollution, public health and safety issues. The analysis used a social vulnerability index to assess 3,142 US counties and found a...
A new study from Columbia University found that young adults with schizophrenia have the highest suicide risk and those aged 65 and older have the lowest. People with schizophrenia overall have a 4.5-fold increased risk of dying from suicide.
Research found that human management of the Amazon rainforest peaked around 1200 AD, leading to a decline in some societies before European settlers arrived. Climate change is believed to be a contributing factor to this population drop-off.
A study by University of Houston researchers found that heart-focused anxiety is a significant predictor of depression and overall anxiety among Latinx young adults with previous trauma. This population often somaticizes mental health problems, making treatment more challenging.
A new study shows that horse populations on North America and Eurasia remained connected through the Bering Land Bridge, interbreeding multiple times over hundreds of thousands of years. The findings demonstrate genetic continuity between the horses that died out in North America and those domesticated in Eurasia.
A new study characterized heart disease and cerebrovascular deaths by race and ethnicity during the US COVID-19 pandemic, revealing that Black, Hispanic and Asian populations experienced significantly higher relative increases in heart disease deaths, with a 19% rise compared to non-Hispanic whites. The study suggests that disruptions ...