Articles tagged with Population Studies
Researchers analyzed over 150 past crises, revealing that not every ecological shock or climatic anomaly leads to collapse or severe crisis. Societies' cultural, political, and economic dynamics interact with environmental forces to shape their responses.
A recent study found that 51% of people in the US have been recently exposed to secondhand tobacco smoke, but less than half reported being exposed. The researchers detected nicotine levels in the blood of those who were exposed, highlighting a significant gap in awareness about secondhand smoke.
By 2070, 44.61% of koala habitats in Australia will be highly susceptible to bushfires, up from 39.56% today. Koalas may struggle to survive due to habitat fragmentation and food source vulnerability.
A new study by Dr. Simon Haeder explores the relationship between race and public opinion on administrative burdens in Medicaid and SNAP policies. The research found that higher levels of racial resentment were associated with favoring increased burdens, while empathy and ability to manage tasks influenced opinions.
Researchers use genomic surveillance to identify distinct sexual networks for syphilis transmission in England, highlighting the presence of drug resistance. The study reveals information beyond standard epidemiological surveillance data, aiding public health strategies to break transmission chains.
Researchers detected genetic diversity and population structure of invasive round goby fish using environmental DNA (eDNA) sampling. This technique helps trace the source of new invasive populations and prevent further invasion, enabling natural resource managers to take targeted action.
A new study by Stockholm University reveals the number of relatives Swedes have varies greatly, with most living relatives found between ages 30 and 40. The study used Sweden's unique population registers to create kinship networks, showing that younger people have more relatives in their ascending line.
A new study published in JAMA found that adults over 60 who spend more than 10 hours a day engaging in sedentary behaviors like sitting are at increased risk of developing dementia. The study used wearable accelerometers to track physical activity and found that the total time spent sedentary each day was a significant predictor of dem...
Researchers highlight microvascular contributions to white matter injury in Alzheimer's disease, sparking calls for exploration of connections between AD, WM injury and cerebral small vessel disease. The study emphasizes the critical need to define mechanisms and diagnostic features of mixed vascular and AD neuropathological change.
A new editorial paper explores the effectiveness of the third dose booster vaccine against SARS-CoV-2 in immunocompromised individuals. Researchers found that while the vaccine improves vaccine effectiveness across various measures, its benefits are not as significant for patients with cancer.
A study published in Brain, Behavior, and Immunity found that inflammation-related genes play a significant role in depression. The researchers discovered correlations between immune-related genes, DNA methylation patterns, and brain structure abnormalities in patients with major depressive disorder.
A new study from the University of Michigan found significant language-based disparities in patients' access to cancer care. English-speaking callers were able to get information on next steps 94% of the time, while Spanish-speakers and Mandarin-speakers were only connected at 38% and 28% respectively.
A recent study found that social factors are a stronger influence on water-quality violations than median household income. The study's social vulnerability index captured three times as much of the population affected by water-quality issues as median income did.
A new study by the Complexity Science Hub has pinpointed three main drivers of the Qing Dynasty's collapse: population explosion, elite competition, and financial burden. These factors culminated in a series of uprisings that led to the dynasty's downfall despite being wealthier than modern-day China.
A recent study published in Science suggests that an early ancestral bottleneck may have pushed modern humans to the brink of extinction. The research, conducted by scientists at the Chinese Academy of Sciences Headquarters, analyzed ancient DNA samples and found evidence of a significant population decline around 200,000 years ago.
A study by McGill University found that higher-income individuals and those with university education had increased rates of melanoma, while those earning less than $50,000 were more likely to work outdoors and experience occupational sun exposure. Men also had higher rates of melanoma and other skin cancers due to increased UV exposure.
The American Heart Association introduces principles for data sharing to advance patient outcomes, highlighting transparency and privacy concerns. The new policy statement aims to protect patients' sensitive information while facilitating valuable research discoveries.
A study led by Washington State University researcher found that half a million children lived in 'doubled-up' households with grandparents during the pandemic. These arrangements were mainly driven by economic and instrumental needs, such as childcare and elder care, outweighing health concerns.
A new study found that families with a cohesive, family-oriented mindset were more likely to improve their well-being during the pandemic. Individuals in these families reported higher levels of personal fulfillment and lower stress and loneliness compared to those with weaker family dynamics.
A study by Texas A&M University found that pregaming is linked to unsafe alcohol use and other risky behaviors among college students. Pregaming was associated with a two-day increase in alcohol use frequency and was found to be around 2.5 times more likely to lead to cannabis or other drug use.
Augusta University researcher Arni S.R. Srinivasa Rao calls for updating the UN's traditional approach to measuring population replacement levels. He proposes a new formula that allows for more timely and accurate measurement, which is essential for understanding emerging global demographics.
Researchers investigating early liver transplantation for alcohol-associated liver disease aim to understand who benefits most and develop best practices. They will collect data on patient outcomes, biological samples, and audio recordings to identify factors influencing selection decisions.
A recent NIH study found that caregivers' education levels and child ages played significant roles in determining their primary sources of stress during the COVID-19 pandemic. Caregivers with lower education levels reported more financial concerns, while those with higher education levels were more worried about social distancing.
The study found that individuals with hearing difficulties, vision impairments, and cognitive disabilities had the highest employment rates, with 52%, 40.3%, and 31.9% respectively. Remote work became essential during the pandemic, contributing to the surge in employment-to-population ratios for people with disabilities.
Researchers used radiocarbon dating and time-series modeling to study the timing and causes of megafauna extinctions at Rancho La Brea Tar Pits. The team found that a sharp decline in population occurred between 13,070 to 12,900 years ago, coinciding with warming and drying climate change and increased fires sparked by humans.
Despite increased problem behaviors like stranger aggression and training problems, shelter dog owners reported high satisfaction rates of 94% due to improved behavior over time. Owners also noted a decrease in separation-related behaviors as their dogs became more assured of return home.
Researchers found significant increases in body mass index among US youth during the COVID-19 pandemic, with effects most pronounced in low-income youth. The study highlights how preexisting social inequalities were exacerbated by the pandemic, leading to greater weight gain among vulnerable populations.
Research reveals US municipal bonds are priced higher for communities with larger Black populations, despite lack of correlation with climate risk. This association adds up to an estimated $900 million cost penalty per year across all Black Americans.
A study by UC Riverside-led researchers reveals that deportation causes social, economic, and political insecurities among noncitizen veterans. The study found that many veterans struggle to maintain access to necessities, experience chronic stress, and face poor health outcomes after deportation. The researchers emphasize the need for...
A new study by MU researcher Roy Thompson found that immigrant nurses in long-term care facilities often have more 'human capital' than their American-born counterparts, including language skills and additional certifications. This diversity can improve patient health outcomes and create a more equitable workforce.
The Global Atlas of Literacies for Health (GALH) is an interactive map displaying levels of health literacy and digital health literacy from evidence-based studies. The atlas provides a critical tool for literacy reform, enabling targeted interventions for marginalized groups.
A recent study analyzing over 2 million UK dogs found that mixed-breed, Labrador retrievers, and Jack Russell terriers are the most common breeds. Meanwhile, flat-faced breeds like French bulldogs and pugs increased health risks, with predictions of a canine healthcare crisis in the UK.
A study by I.R.C.C.S. Neuromed found that high consumption of ultra-processed foods significantly increases mortality risk among people with type 2 diabetes. Even those following a Mediterranean diet are at increased risk if ultra-processed foods account for a large share of their diet.
Researchers found that service-based loan repayment programs like NHSC promote more diverse scope of practice, rural practice, and serving medically underserved populations. In contrast, PSLF may be less effective in supporting underrepresented backgrounds and directing physicians to these areas.
The study used electronic health record data from over 200,000 children to describe patterns of pediatric allergies across the US, validating the 'allergic march' pattern. It also found that eosinophilic esophagitis (EoE) is more common among non-White patients than previously reported.
A new study by Beth Israel Deaconess Medical Center reveals that older adults who belong to sexual and gender minorities experience higher rates of frailty, starting at younger ages, compared to non-OSGM participants. The research highlights the need for early geriatric assessment among OSGM and potential targets to mitigate frailty.
A Canadian study found that patients were very satisfied with care from their family physicians (90%) and allied health teams (89%), comparable to traditional in-person models. Another pilot program successfully engaged hard-to-reach adolescents in preventive care, demonstrating a 40% increase in show rates for well visits.
A new study published in the Canadian Medical Association Journal found that children and adolescents living in food-insecure households had a 55% higher frequency of physician visits for mental health reasons. The research also revealed a 74% higher prevalence of past-year acute care visits for mental or substance use disorders.
A study of 500,000 people in the UK Biobank found small but significant associations between systemic inflammation and later dementia risk. Elevated inflammatory biomarker levels were associated with increased risk of dementia diagnosis and poorer cognitive performance.
A new study published in Circulation journal found that Black adults living in areas historically affected by discriminatory housing practices had a higher heart failure risk. The analysis included over 2.3 million adults from 2014-2019 and mapped historical redlining maps onto modern day maps of US zip codes.
A new study found critical gaps and disparities in access to Parkinson's disease care among Medicare beneficiaries. Only 9% of people with Parkinson's disease receive care from movement disorder specialists.
A new study from Ohio State University Wexner Medical Center found that restricting sweet flavorings and cooling agents in e-cigarettes could significantly reduce youth vaping rates. Nearly 39% of survey respondents would quit using their e-cigarettes if tobacco-flavored e-liquids were the only options available.
A new study published in Wildlife Society Bulletin reveals that lead exposure from hunting ammunition is sickening and killing bald eagles, making them more susceptible to other dangers. The research, funded by Morris Animal Foundation, used innovative modeling tools to demonstrate the impact of lead poisoning on eagle populations.
A recent study published in PLOS One found that most people have something wrong with them, but the relationship between risk factors and mortality changes over time. The researchers discovered paradoxical relationships, such as increased mortality risks associated with lung cancer despite decreased funding for research.
A large US study of over half a million adults found that BMI was not significantly linked to increased all-cause mortality in most cases. The study suggests that further research is needed to fully understand the relationship between BMI and mortality risk, particularly among younger adults.
A new study found that three million children and adolescents die from infectious diseases every year, with the greatest impact on low- and middle-income countries. The research highlights the need for policy change and funding to address this unmet health need among older children and adolescents.
The study highlights the increasing global burden of childhood diabetes, with rising deaths and disability-adjusted life-years. Improved understanding of diabetes epidemiology in children is crucial for prevention and control efforts.
A study of commercially insured adults with chronic noncancer pain found that state medical cannabis laws did not lead to a reduction in the use of opioid or nonopioid pain treatments. The researchers also suggested slow implementation and reluctance among healthcare leaders may have contributed to these findings.
A new study from Aarhus University found that people with mental health issues are less likely to accept offers of colorectal cancer screening. The research showed that those with severe mental disorders had a 13.8 percentage point lower participation rate compared to those without mental illness.
A team of researchers developed a new technique using drone photographs to estimate the age-structure of free-ranging dolphin groups, aiding in timely conservation efforts. By analyzing the distance between a dolphin's blowhole and dorsal fin, they can infer its total body length and age.
A new study finds that the average Black urban resident is exposed to disproportionately higher heat stress due to warmer air temperatures, while white residents experience cooler temperatures. The research highlights income- and race-based disparities in urban heat stress across US cities.
The study found a decreasing trend in the global TBL cancer burden from 1990 to 2019, but regional variations persisted. The burden was highest in upper-middle-income countries and lowest in high-income countries.
The study analyzed data from 15 hospitals nationwide and found that nearly half of patients with symptomatic severe AS received transcatheter aortic valve replacement, while about 36% did not receive any treatment. The program aims to address healthcare disparities in AS care by identifying best practices for treating the disease.
A new analysis found that expanding Medicaid eligibility to more people improved patient outcomes, prevention measures, and screening access. The study suggests that increasing health insurance coverage results in better health outcomes for those with heart disease.
A new study found that food allergy affects all racial and ethnic groups, but is most prevalent among Hispanic, non-Hispanic Black, and Asian individuals. Food allergy rates are also lower in households with higher incomes.
A new study found that police drug seizures are associated with increased fatal overdoses in the surrounding geographic area, suggesting that efforts to disrupt drug markets can have unintended effects. The research highlights the need for comprehensive policing strategies that consider all outcomes, including harm reduction approaches.
A new UK survey study led by Lancaster University found that 6.6% of the population aged 16 and over changed their reported sexual identity over a six-year period. The research challenges the assumption that sexual identity mobility declines with age, revealing that it is as prevalent among over-65s as young people.
The new scientific statement highlights the importance of identifying the root cause of pediatric cardiomyopathy to develop effective treatment strategies. Genetic testing is recommended for all children with cardiomyopathy, which may lead to financial and emotional cost savings.
A federally funded study found a link between prenatal exposure to per- and polyfluoroalkyl substances (PFAS) and slightly higher body mass indices in children. The study, led by Brown University researchers, analyzed data from 1,391 children and their mothers over two decades.
Researchers analyzed BORIS mutations and protein expression in breast cancer tissue samples, finding frequent mutations associated with breast carcinoma progression. The study suggests the BORIS gene as a potential biomarker for breast cancer.