Articles tagged with Population Studies
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 new study from the University of Kansas found that racial and ethnic minority populations in the US faced unique challenges while seeking COVID-19 information online, including misinformation, harassment, and hostility. Younger and healthier individuals were more resistant to vaccination due to lower perceived risk and benefit.
A study by Kyoto University and BonBon Inc found that complex games like Potion can measure distinct cognitive skills such as stealth behavior and abstract thinking in young players. However, older players did not exhibit the same level of engagement, challenging existing beliefs about gaming's impact on cognition.
The California Study on Violence Experiences across the Lifespan reveals that more than one in six Californians experienced physical or sexual violence in the past year. Demographic disparities highlight potential contributing factors exacerbated by the pandemic, including socioeconomic vulnerabilities and gendered nature of violence.
A prospective study in the Canadian Journal of Cardiology found that dedicated women's heart centers can significantly improve clinical and psychological outcomes for women with myocardial ischemia. The study, which followed 154 patients, showed a significant decrease in chest pain frequency and improved quality of life after attending...
A new study found that people taking high doses of folic acid were 1.5 times more likely to get COVID-19 and 2.6 times more likely to die from the virus compared to those not on folic acid supplements. Methotrexate, an antifolate drug, mitigated this negative impact when given with folic acid.
A recent study by Florida Atlantic University found that only seven out of 50 largest US cities have strong evacuation plans in place, highlighting a need for improvement in preparing for natural disasters. The study suggests that cities with experience in major hurricanes tend to develop stronger plans.
A unique Canadian study found a 6.3 fold increase in hospitalizations for unintentional cannabis poisoning among children under 10 since legalization. Provinces with edible sales saw an increase 7.5 times higher than those without, highlighting the risk of allowing edibles
A new study challenges long-held ideas about what drove major changes in ancient Greek society on the island of Crete. Researchers found that the population remained local, with significant continuity in daily practices despite Mycenaean influence.
A study by University of Wisconsin-Madison researchers found a strong correlation between historical rates of enslavement and present-day gun ownership in the US. The study suggests that American attitudes towards guns are shaped by historical events, such as the legacy of slavery, and are influenced by social transmission of beliefs.
Researchers found that oil spill cleanup workers were 60% more likely to be diagnosed with asthma or experience asthma symptoms one to three years after the spill. The study linked specific chemicals, including BTEX-H, to increased asthma risk.
A nationwide study is investigating the effects of COVID-19 on patients in the US, with a focus on understanding and preventing lingering symptoms. The four-year study, RECOVER Initiative, will enroll up to 20,000 participants and explore factors that put individuals at risk for long-COVID.
A large population study found a 14% increased risk of developing Crohn's disease among children born via cesarean section. The study suggests an association between cesarean section and altered gut microbiome, warranting further research.
Research reveals that physical activity has a noticeable effect on almost all brain regions, with higher intensity and duration increasing brain volume and cortical thickness. The hippocampus, a key memory center, benefits most from physical activity, which can help counteract age-related loss of brain matter.
COVID-19's impact on Native Americans led to a significant decline in life expectancy, with mortality rates surging due to chronic diseases and limited access to healthcare. The pandemic exacerbated existing social and economic inequities, further hindering the population's health.
A phase I/II clinical trial found that treatment outcomes were similar between Black and non-Black patients with triple-negative breast cancer who received neoadjuvant durvalumab plus chemotherapy. The study's results suggest that improving healthcare access and delivery could mitigate some of the existing disparities in healthcare.
A study found that pandemic restrictions negatively affected mental wellbeing, with workplace closures being the only positive effect. Women and young people were disproportionately impacted, highlighting disparities in mental health outcomes between social groups.
Digital religion among millennials provides important spiritual spaces, enriching existing religious experiences. A new study found that digital forms of communication stem secularization and facilitate a 'spiritual revolution', but are not attracting new participants.
Researchers developed an EHR-embedded card study to replace traditional paper-based methods in clinic-based research. The digital tool increased efficiency and reduced labor costs, as each participant's responses were linked to clinic and patient data.
A recent study published in The Journal of Bone and Joint Surgery found that only 35.9% of articles reported patient race, 15.4% reported ethnicity, and 8.3% reported income. Including demographics in multivariable analyses is crucial to determine the applicability of study results to diverse patient populations.
A new study found that Black patients are six times more likely to have advanced vision loss after a glaucoma diagnosis, highlighting the need for early eye screening in this population. The research analyzed nearly 210,000 participants and used artificial intelligence to identify visual field loss patterns.
A new study from Dartmouth Cancer Center re-examines claims of high pediatric cancer rates in New Hampshire, revealing the Northeast region has a statistically significantly higher incidence of cancer compared to all other U.S. regions. Within the Northeastern states, no single state is an outlier, with significant variations in incide...
A global survey of biodiversity experts finds that more species are threatened with extinction than previously thought, with estimates suggesting 30% of species have been lost since 1500. The study identifies climate change, pollution, and land-use changes as key drivers of biodiversity loss.
Researchers found that 58.4% of humpback whales in the New York Bight Apex stayed more than one day and returned within or between years. The average length of stay was 37.6 days.
A study analyzing U.K. residents' activities during and beyond the COVID-19 pandemic found significant shifts in time spent on cultural activities, socializing, and traveling. Despite restrictions being lifted, many respondents continued to engage in online activities, highlighting the lasting impact of the pandemic on lifestyle changes.
A study found that widely-used kidney function tests are inaccurate for predicting kidney disease in African populations, suggesting a significant underestimation of kidney disease prevalence. The creatinine-based test was shown to be less effective due to unique biological characteristics in African populations, while the cystatin C t...
A study of over 500,000 people found that those who always added salt to their food had a 28% increased risk of dying prematurely. This is equivalent to one more person in every hundred dying prematurely due to excessive salt intake.
Employment for people with disabilities reached an all-time high in June 2022, increasing to 34.9% of the labor force, surpassing pre-pandemic levels. The employment-to-population ratio and labor force participation rate also rose significantly, reflecting the need for individuals and families to pick up extra income due to inflation.
A new theory suggests that lack of perceived safety in marginalized communities can have a direct impact on physical and mental health. This concept challenges decades-old thinking that minority stress is the primary cause of health disparities in the LGBTQ community.
Research found that hunger is strongly associated with feelings of anger, irritability, and lower levels of pleasure. The study tracked participants' emotions and hunger levels over 21 days, finding a significant link between hunger and negative emotional states.
According to the May COVID Update from National Trends in Disability Employment (nTIDE), unemployment declined for people with disabilities, while those without disabilities saw a slight increase. The data should be interpreted cautiously due to ongoing inflation concerns.
A study published in JAMA Oncology found significant disparities in breast biopsy delays among non-white women, with Black women experiencing the longest delays. Structural racism within healthcare facilities and screening site-specific factors contribute to these disparities.
A new study found that 85-90% of the increase in contraception use is due to meeting demand for reproductive control, not avoiding pregnancy. Women are successfully carrying out their preferences and achieving what they want, refuting the idea that decreased desire for children is driving the rise in contraception use.
A study published in PLOS ONE found an association between reduced estrogen and progesterone levels and increased risk of snoring and obstructive sleep apnea in postmenopausal women. Low estrogen levels were linked to a 19% decreased odds of snoring, while low progesterone levels were associated with a 9% decrease.
A new study found a close link between ageism and poor physical and mental health in older adults. Those with more health concerns experienced higher rates of everyday ageism, including internalized and interpersonal forms.
Research from the University of Georgia shows that monarch populations have remained relatively stable over the past 25 years due to summer breeding growth. The study suggests that population growth during the summer compensates for losses due to migration, winter weather, and environmental factors.
A genetic variant in nearly 30% of Greenlanders is linked to high cholesterol and an increased risk of cardiovascular disease. The variant, p.G137S, has a marked population-level impact, increasing the risk of high cholesterol and cardiovascular disease for up to 30% of the Greenlandic population.
A new study by UCL researchers found that heavy drinkers in England are four times more likely to smoke than the general population. Those at risk of alcohol dependency who smoked had the highest smoking prevalence, with nearly a third starting smoking within five minutes of waking.
A new modeling study found that reducing excess prevalence of low birthweight, preterm birth, or small-for-gestational-age birth in low- and middle-income countries could lead to substantial long-term human capital gains. The study estimates potential gains of 20.3 million school years and $68.8 billion in lifetime income per birth coh...
A comprehensive register study at the University of Gothenburg shows individuals with diabetes have a substantially increased risk of left-sided heart valve disease. Lowering blood pressure and reducing other risk factors may even reduce this risk more than current treatment targets suggest.
A study of North American settlers in the St. Lawrence Valley found that female marriage ages increased while male marriage ages decreased due to a male-skewed sex ratio. The findings suggest that this demographic imbalance had significant effects on union formation and population dynamics.
Researchers found conversion messages to be more effective than one-sided messages in convincing vaccine-hesitant individuals to get vaccinated. The study showed that messages sharing a personal story of someone changing their mind about vaccines increased pro-vaccine attitudes and behavioral intentions among high hesitancy participants.
A UC Riverside study focuses on farm-working communities in the region, highlighting misinformation, lack of trust, and insecurity as major factors. The research emphasizes the need for targeted interventions to address health disparities and increase vaccine acceptance among vulnerable populations.
A recent study published in JACC: Advances has discovered a significant correlation between the racial demographics of cardiovascular disease fellowship programs and the race of their program directors. The study, led by Indiana University researcher Ankur Kalra, found that fellows from diverse backgrounds are more likely to be accepte...
A population-scale study found COVID-19 vaccination is effective in most cancer patients but offers lower protection and wanes quickly. Vaccine effectiveness was lower (65.5%) in cancer patients compared to the general population (69.8%), with higher hospitalization and death risks despite vaccination.
A new study examining body-worn camera use in Phoenix found that departmental policy is a crucial factor in determining activation rates. The study revealed that policies confining, structuring, and checking officer discretion significantly impact decisions on turning on the cameras.
A recent study published in Journal of the American Pharmacists Association found that pharmacists are at a higher risk of suicide compared to the general population, with a rate of 20 per 100,000 pharmacists versus 12 per 100,000 in the general population.
Research from Washington University in St. Louis found that counties with a higher proportion of white residents have stronger anti-Black/pro-white attitudes, leading to larger disparities in traffic stops. The study suggests that racial demographics are a more reliable predictor of traffic stop discrepancies than racial biases.
A massive global study of diverse populations has significantly advanced the understanding of type 2 diabetes by identifying 117 genes that contribute to the disease. The research used genetic data from almost 181,000 people with type 2 diabetes and 1.16 million without it.
Researchers developed a time-efficient single item measure to assess self-control, confirming its interchangeability with 'will-power' and 'self-discipline'. People with lower self-control also report boredom and lower socioeconomic status.
Researchers at University of California - San Diego use electrical shocks to manipulate the demographic of bacterial communities, changing the ratio of cell types and controlling biofilm development. This technology offers a new tool to destabilize biofilms in healthcare and agriculture settings.
A new study reveals that urban residents have a simplistic understanding of coastal ecosystems and are less likely to take pro-environmental actions. The research highlights an issue known as urbanized knowledge syndrome, which can harm natural ecosystems and undermine community resilience.
A recent study by Norwegian University of Science and Technology found little evidence to suggest that diversity or antipathy towards ethnic others affects attitudes towards equity or public action aimed at reducing inequalities. People who are already skeptical of immigrants do not increase in skepticism about welfare schemes, but rat...
Researchers investigated habitat conditions at Blick Mead site, finding partially open woodland conditions that would have supported large grazing herbivores. The study suggests hunter-gatherers used this space for 4,000 years before early farmers and monument-builders arrived in the region.
Handgun carrying rates have risen significantly among US adolescents, particularly White, rural, and higher income teens. In contrast, Black, American Indian and Alaskan Native, and lower-income adolescents have seen a decrease in carriage rates over the same timeframe.
A study found significant birthweight inequalities among descendants of non-Western immigrants, widening gaps over generations. Despite universal healthcare and education in Sweden, these groups experience lower birthweights, raising concerns about systemic discrimination.
A large study found that over a third of ICU patients developed long COVID, compared to 6% of hospitalised patients and 1% of outpatients. Long COVID is associated with different clinical trajectories and characteristics depending on the initial SARS-CoV-2 infection severity.
A population-wide study in Chile shows that a mix-and-match approach to booster vaccination provides the best protection against COVID-19. The study found that heterologous booster vaccines, such as Pfizer-BioNTech or Astra Zeneca, were more effective than using the same vaccine for all three doses.
Unemployment rates for people with disabilities increased in March, while those without disabilities still lag behind pre-pandemic levels. Despite this, people with disabilities are continuing to outperform their non-disabled counterparts in the labor market.
Researchers used symptom data from over 10 million participants to estimate regional COVID-19 prevalence and predict hospital admissions. The findings confirm previous reports that symptoms are related to community infection rates, providing a scalable tool for pandemic preparedness.
A study of 447 former college football players found an association between playing football and increased rates of cognitive and neurological disorders, as well as higher mortality rates. The findings suggest that football players may face unique health challenges beyond their playing careers.