Articles tagged with 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.
A cohort study found a disproportionate increase in postpartum depression among women and adolescents in low-socioeconomic status communities following state abortion bans. The legislation disproportionately affects vulnerable populations, highlighting the need for targeted mental health support and policy interventions.
A cross-sectional analysis of nationwide population data reveals that high-deductible health plans are associated with worse overall and cancer-specific survival among cancer survivors. The study suggests that financial disincentives for medical care may lead to delayed or foregone necessary care, ultimately worsening cancer outcomes.
A new study found that people from strongly liberal-leaning or conservative US counties prefer visiting like-minded destinations for everyday travel. This preference was observed even after accounting for factors such as income and race.
Treatment with glucagon-like peptide-1 receptor agonists (GLP-1 RAs) significantly lowers risks of limb events, cardiovascular events, all-cause mortality, and kidney disease progression compared to dipeptidyl peptidase-4 inhibitors in patients with diabetes. GLP-1 RAs are preferred for secondary prevention in this high-risk population.
After initiating GLP-1 receptor agonists, consumers showed a decrease in ultraprocessed foods and an increase in protein, while purchasing fewer calories, sugars, and saturated fats. These modest changes may have significant population-level effects given increasing GLP-1RA use.
A study from the University of Kansas found that the kidnapping of Luis Manuel Díaz, father of Colombian soccer star Luis “Lucho” Díaz, resulted in coverage that portrayed his son as a national hero and cast doubt on peace negotiations. The media framing of the story had broader implications for the Total Peace initiative and the Petro...
From 2022 to 2025, US counties saw a population-level decline in child poverty rates overall. However, Black and Hispanic children continued to experience disproportionately higher poverty rates compared to white children.
A cohort study found that very high lipoprotein(a) levels increased the 30-year risk of cardiovascular disease among healthy women. Screening for elevated lipoprotein(a) may be warranted in the general population.
The study found a significant increase in alcohol-related hospitalizations between 2016 and 2022, with rising mortality rates and extended lengths of stay. Preventive efforts are needed to reduce population-level alcohol consumption and improve treatment outcomes for individuals with alcohol use disorder.
A cohort study found associations between exposure to multiple fine particulate matter components and increased depression risk among US Medicare population members. The study highlights the importance of targeted regulation to protect vulnerable populations from harmful air pollution.
A University at Buffalo researcher has developed a framework to help scientists incorporate community input into Earth system models, providing more accurate and relevant regional climate data. The framework outlines four levels of co-design, allowing modelers to incorporate local knowledge and observations directly into the model.
A new study maps three decades of income inequality data globally, revealing worsening trends for half the world's population but 'bright spots' in regions with effective policies. Regional efforts such as investments in public health and education in India and cash transfer programs in Brazil show promise in reducing inequality.
A study found cryopreserved platelets to be a cost-effective option for managing surgical bleeding in cardiac surgery, dominating liquid-stored platelets in this setting. Further investigation is required to assess the economic benefits of cryopreserved platelets in broader populations.
A recent study suggests that adverse childhood experiences may increase the risk of obesity in Latinx and Hispanic youths. The study found that promoting resiliency-focused skills may help improve pediatric weight trajectories among these populations, potentially mitigating the impact of adverse experiences on health outcomes.
A randomized clinical trial shows that semaglutide improves glycemic control and weight outcomes in individuals with schizophrenia. The study suggests using glucagon-like peptide-1 receptor agonists as an early intervention strategy to reduce cardiometabolic risk in this population.
A recent study analyzed crime data from 2017 to 2023 and found links between walkable areas and theft, dense road networks and higher crime rates, as well as disparities in media coverage of different crimes. The research aims to inform efforts to improve safety and provide more accurate information to the public.
A substantial prevalence of avoidant/restrictive food intake was found in the general pediatric population, with affected children at risk of developmental difficulties across multiple domains. The study suggests a need for broad support interventions and advances understanding of the genetic underpinnings of this condition.
A 1-week social media detox in young adults was associated with reduced symptoms of depression, anxiety, and insomnia. The study's findings suggest a potential therapeutic benefit of reducing social media use for mental health concerns.
A new UTA study investigates the effectiveness of the Rural Emergency Hospital (REH) program in addressing healthcare disparities between rural and urban areas. The research reveals that despite initial enthusiasm, five hospitals have converted to REH status but one closed entirely just nine months later due to financial challenges.
A state-level incentive program aimed at improving diet in SNAP participants showed no significant increase in fruit and vegetable intake. However, the study found benefits among existing high-fruit-and-vegetable consumers. Enhanced implementation strategies may be needed to maximize public health outcomes.
A study found that lowered arsenic exposure was associated with a decrease in mortality rates from chronic diseases among populations exposed to contaminated drinking water. The findings support the importance of reducing arsenic levels in drinking water for public health benefits.
A study published in PLOS One found that childfree people exist in developing countries, with varying prevalence rates across regions. The researchers analyzed data from over 2 million people in 51 countries and found a strong link between human development and childfree rates.
A population-based study found that county-level access to maternity care inversely associated with infant mortality risk. The study highlights racial and ethnic disparities in mortality risk between full-access and no-access counties among white infants only.
A study by the University of Kansas found that Kansas City's zero-fare bus policy attracted 17% of respondents who started using bus service, particularly among younger people and white residents. The policy also increased overall bus use, with new users without vehicle access making more trips per week than those with access.
A cohort study found that GLP-1 receptor agonist use was associated with a reduced risk of developing nonexudative AMD, but not progression to exudative AMD in individuals with nonexudative AMD. This study may inform future randomized trials evaluating the ocular effects of GLP-1RAs in nondiabetic populations.
Black and Asian patients were underrepresented in clinical trials, leading to worse survival outcomes compared to white counterparts, despite similar progression-free survival rates. Equitable enrollment is crucial for access to cutting-edge treatments and long-term equity in cancer care.
A direct-to-patient digital health intervention increased lung cancer screening rates compared to enhanced usual care. The study's findings suggest that such interventions could improve lung cancer screening across diverse populations and healthcare settings.
A new study reveals that middle-class Mancunians, including doctors and engineers, lived alongside working-class residents in the same buildings and streets. The research found that over 60% of buildings housing wealthy occupational classes also housed unskilled laborers.
Researchers identified 5.05% of individuals carrying pathogenic variants in key cancer susceptibility genes, highlighting a significant association between these genetic variations and increased cancer risk. The study suggests that more extensive genetic screening for these genes may be warranted to identify high-risk individuals.
A culturally adapted behavioral intervention delivered in Spanish by community health workers significantly reduced unhealthy alcohol use among Latinx adults. Participants showed nearly twice the reduction in heavy drinking days compared to those who received an educational booklet.
Individuals with psychosis reported a large increase in current cannabis use following legalization, exceeding previous estimates for the general population. This finding highlights the need for policymakers to consider the potential health impacts of cannabis use on individuals with psychosis.
The U.S. Latino population has reached a record high of 68 million, with a corresponding increase in the labor force to 35.1 million workers. This represents a 5.5% growth rate for Latinos and a 7.2 times faster growth rate compared to non-Latinos.
A 17-year study found robust population-level effectiveness of the HPV vaccine, even among sexually experienced adolescent girls and young women who may not have completed the vaccination series. The study's results suggest that the vaccine offers sustained herd protection against HPV-related diseases.
A systematic review and meta-analysis found a strong association between alcohol consumption per capita and an increase in suicide mortality rates. The study suggests that targeting alcohol consumption may be a useful strategy for comprehensive national suicide prevention efforts.
Researchers analyzed over 2,000 hours of underwater recordings to detect subtle shifts in red hind spawning behavior and population dynamics. The study found a notable shift in the balance of mating calls over the 12-year period, with calls linked to competition becoming dominant.
This cohort study found that receiving encounters with behavioral health clinicians and psychotropic prescriptions was associated with reduced psychosocial symptoms. The results suggest that expanding integrated pediatric behavioral health care could improve outcomes among vulnerable child populations.
A cross-sectional study found increased global social isolation, particularly in lower-income populations, following the COVID-19 pandemic. Targeted interventions are needed to mitigate high isolation levels and reduce inequities.
New research from the University of Kansas found that nonprofits' increasing reliance on flexible labor leads to negative operational outcomes, such as reduced attendance at events. While short-term financial benefits may be achieved, there is no long-term fiscal improvement for these organizations.
High consumption of ultra-processed foods is associated with higher levels of systemic inflammation and a greater risk of cardiovascular disease. The study found that individuals who consumed the most ultra-processed foods had significantly higher levels of high-sensitivity C-reactive protein, a key marker of inflammation.
A customizable SMS system produced significant 12-month walking increases for aging Latino/a adults, similar to the human advisors group. The study supports mobile health platforms as a viable option for expanding program choices for broader segments of the population.
The new STROBE-Equity extension provides a framework for researchers to report health equity data and considerations in observational studies. This improved reporting can help knowledge users better identify and apply evidence relevant to populations experiencing inequities.
Researchers based calculations on six different methods and found life expectancy for those born between 1939 and 2000 is rising more slowly. The rate of increase slowed by 37-52% depending on the method used, with forecasts indicating none of these cohorts will reach 100 years of life expectancy.
A cohort study found a higher prevalence of eating disorders among adolescents from lower socioeconomic backgrounds. The study suggests that reducing population-level socioeconomic inequalities may aid in preventing eating disorders.
A cross-sectional study found that white populations use more prescription drugs than Asian or Pacific Islander and Hispanic populations. After adjusting for age and disease prevalence, Black populations have lower prescription fill rates compared to the overall population average.
The FDA has authorized artificial intelligence devices for Alzheimer's and related dementias despite limited demographic data. Disease status, age, sex, and race were reported for fewer than half of devices, raising concerns about real-world generalizability.
A coordinated approach is needed to address the scientific value of trial representation of the intended use population. The study aims to provide a strategic framework to ensure scientific validity by operationalizing broad representation at all levels.
A study published in PLOS found that urban exposure significantly increases the risk of obesity among middle and old-age migrants in India. The longer they stay in cities, the greater the risk of obesity.
A comparative effectiveness study estimates that COVID-19 vaccinations averted 2.5 million deaths during 2020-2024, with the majority of benefits secured for older adults within this age group.
A Cornell University-led study finds that Americans are increasingly supporting a stronger safety net for older adults, with nearly 58% backing increased Social Security spending. The survey also reveals growing demand for government-provided care programs, such as help with everyday household tasks like grocery shopping and cleaning.
This study uses an analytical model to examine the effects of influenza vaccination on both vaccinated and unvaccinated populations. The results show that vaccination provides significant reductions in disease burden, even when vaccine effectiveness is low, but these benefits are limited in high transmission situations.
This study found that Black and Hispanic children were disproportionately hospitalized for COVID-19 and experienced severe disease compared to white and Asian or Pacific Islander children. Children with underlying medical conditions from these groups also had a higher proportion of hospitalizations.
Life expectancy in California remained lower in 2024 than in 2019, with COVID-19 accounting for a deficit of 12.8%. The gap between racial groups narrowed, but life expectancy in the Black population was still significantly lower than others.
A randomized clinical trial found that cannabidiol (CBD) administration led to liver enzyme level elevations in 5.6% of participants and potential drug-induced liver injury in 4.9%. Hepatic enzymes returned to normal within weeks after discontinuation. Further research is needed on CBD's long-term effects and safety.
A new MSU study found that friendships with others who share the same identity can lead to greater life satisfaction and less loneliness for queer people. However, similar relationships may also increase feelings of isolation due to geographical distance or societal marginalization.
Research found that ADHD medication was associated with lower risks of self-harm, unintentional injury, and crime, but the magnitude of these associations decreased as prescription rates rose. The study highlights the need to regularly assess medication use in different patient populations.
Researchers warn that declining response rates and concerns about data accuracy are causing a 'quiet crisis' due to foreign aid cuts and COVID-19 disruptions. The lack of census data compromises public administration and can lead to inadequate resource allocation, resulting in pernicious effects.
A 16-year study of over 10,000 individuals aged 50+ found that those with higher wellbeing were more likely to have better scores on memory tests. The association was independent of depressive symptoms and suggested that psychological factors affect brain health.
This cross-sectional study reveals a substantial rise in alcohol-associated liver disease mortality, particularly among women and younger adults. The findings highlight the importance of targeted public health initiatives to address this growing health concern.
A cohort study reveals high support for care economy policies among all political affiliations, suggesting a policy window to address the needs of aging populations and those with disabilities. The results also highlight the importance of considering caregiving responsibilities when evaluating support for care economy policies.
A cross-sectional study found elevated rates of severe maternal morbidity among marginalized racial and ethnic groups with planned cesarean births. The study emphasizes the need for interventions to improve quality of care and promote equity for this population.