Articles tagged with Data Analysis
A new measure of heart rate deceleration capacity has been found to be a stronger predictor of mortality than traditional measures in patients who have had a heart attack. This alternative marker for wellbeing can detect high-risk patients even if current gold-standard measures fail.
A recent study estimates that 1 in 8 individuals aged 12+ in the US have impaired vision, with a prevalence of 6.4%. The majority can achieve good corrected visual acuity, but disparities exist among certain groups.
ENDEAVOUR gathers genetic data from various databases and integrates it into a mathematical model to identify genes connected to diseases. The program has been tested in the laboratory and proven its validity for diagnosing Alzheimer's disease, leukemia, colon cancer, and Parkinson's disease.
Pacemaker reliability improved between 1990 and 2002, while implantable defibrillator (ICD) failure rates increased significantly between 1998 and 2002. The ICD malfunction rate trended down during the first half of the 1990s but then rose substantially in the latter years.
A study has found that taller people are more likely to develop atrial fibrillation, with the risk increasing by 32% for those in the tallest quartile compared to the shortest. The researchers suggest that tall individuals may need more aggressive risk factor attenuation strategies.
Research using government data found that children consuming 100% juice had lower z-scores for body mass index than non-juice consumers. Total fruit intake was three times higher among juice consumers, supporting the nutritional benefits of whole fruits and juices.
The DOE Joint Genome Institute has released a new tool for analyzing metagenomic data, IMG/M, which integrates aggregate genome data from diverse microbial communities with isolate genome data. The system allows for the examination of functional annotation profiles and strain-level heterogeneity within species populations.
A new special issue of Yale's Journal of Industrial Ecology examines the practical application and framework of eco-efficiency. Researchers used data envelopment analysis and maximum abatement cost method to quantify environmental impact, demonstrating progress in understanding the economy-environment tradeoff.
The Digital Fish Library project will create a high-resolution online catalog of fishes, enabling researchers and the public to digitally probe and dissect specimens. The project aims to develop new methods for data analysis and visualization to penetrate through soft body tissue and provide 3-D images of physiological structures.
A prospective study of Turkish villagers found a significant association between long-term erionite exposure and an increased risk of developing pleural mesothelioma. The study, conducted over 23 years, revealed annual incidence rates significantly higher in erionite-exposed villages compared to a control village.
Researchers found that early placement of cardiac resynchronization therapy devices can prolong patient lives and reduce rehospitalizations. The study analyzed data from 5,791 patients and showed a significant reduction in deaths and rehospitalizations among those who received the devices.
A new study suggests that aspirin is beneficial for preventing heart attacks and events in men at 5-10% coronary heart disease risk. The therapy also becomes cost-effective when combined with statins for high-risk patients.
A new study by Ilana Redstone Akresh found that 39% of US immigrants reported significant changes in their diets, resulting in increased junk food and meat consumption. This can lead to negative health outcomes, as those who consume more junk food have higher BMI and lower levels of education, English proficiency, and social integration.
Researchers create new method to analyze data from experiments in cracking, gaining deeper understanding of the process. The team's approach enables prediction of how cracks will advance in different materials under various stresses.
A recent study by Dr. Jim Jansen found that five popular search engines return nearly identical results in terms of effectiveness, with little benefit for occasional online shoppers. Niche e-commerce search engines may provide a slight increase in relevant results for frequent online consumers.
According to recent data from the Canadian Medical Association Journal, the prevalence of class I, II and III obesity in Canada has decreased among children and adolescents. The study found a significant decline in obesity rates from 2000 to 2017, with notable improvements seen in urban areas.
A new analysis by Duke University Medical Center cardiologists found that low-dose aspirin (81 mg a day) significantly reduces death rates for postmenopausal women with heart disease, similar to higher dose aspirin (325 mg). Fewer than half of the 8,928 women in the study were taking any aspirin.
Research reveals that many poor children in low-income countries are missing out on effective child survival strategies, including vitamin A supplements, safe water, and immunizations. Countries with higher coverage rates have less inequity than those with lower coverage rates.
The age-adjusted average total and LDL cholesterol levels among US adults decreased between 1988-1994 and 1999-2002, with significant declines observed in older adults. Increased use of cholesterol-lowering medication is believed to be a contributing factor to this trend.
GSK's salmeterol was approved despite concerns over negative side effects and asthma-related deaths. The company allegedly submitted manipulated data to the FDA, suggesting lower risk values than initially reported. This has raised questions about the safety of the drug.
The conference aims to develop a national registry system for complex procedures, focusing on data collection and analysis. The goal is to ensure patient safety and optimize treatment outcomes, with reliable data guiding treatment decisions.
Researchers found that disadvantaged individuals tend to prioritize being friendly and dressing nicely during doctor visits. The study aims to advance understanding of patients' everyday strategies for getting quality healthcare.
A Yale University study found that drinking alcohol may lower the risk of non-Hodgkin's lymphoma, particularly for Burkitt's lymphoma subtype. The study analyzed data from 15,175 individuals and found no significant association between age, sex, family history, or cigarette smoking with reduced risk.
Astronomers have discovered the first triple asteroid system, 87 Sylvia, consisting of a large asteroid and two smaller moons, Romulus and Remus. The discovery reveals that the asteroids may be formed from debris left over from collisions between larger asteroids.
The study analyzed the relationship between past violent behavior and future homicide rates among male offenders in the US. The findings suggest that a history of violent behavior is associated with an increased risk of future homicides.
Bill Dunn, a K-State associate professor of mechanical and nuclear engineering, has developed a device that can detect explosives remotely using gamma and neutron radiation pulses. The device aims to improve bomb detection safety without putting people at risk by getting too close to suspicious containers.
Researchers found that hospitals performing over 10 cystectomies per year had statistically significant lower mortality and morbidity rates. Additionally, hospitals with a high nurse-to-patient ratio reduced post-operative mortality by more than 50 percent regardless of the hospital's cystectomy volume.
A team of researchers has developed a high-throughput method using GFT-NMR to solve protein structures in just 10-20 days per protein. This breakthrough could lead to major advancements in structural biology, enabling the study of membrane proteins and developing new medicines.
Researchers at PNNL developed ScalaBLAST, a sequence alignment tool that can analyze large genomic sequences in minutes, rather than weeks. This breakthrough enables faster discovery of diseases, development of new treatments, and understanding of biological systems.
The number of new melanoma cases in the US increased 60% from 1988-1991 to 1996-1999, with thick melanomas primarily composed of nodular subtype. The study suggests that current early-detection educational programs may not be effective for detecting this aggressive type of melanoma.
A progressive reduction in age at first intercourse has been observed among UK young people, with women twice as likely to regret their first experience. Meanwhile, social attitudes towards sexual behavior have relaxed, particularly for the young, but monogamy remains a widely accepted value.
A retrospective study comparing hospitals participating and non-participating in the QIO program found no significant improvement in quality indicators for participating hospitals. Despite initial improvements in one area, the overall impact of the program on quality of care remains uncertain.
The Rapid-Scan DOW radar promises a complete picture of tornado evolution by detailing critical steps in tornado behavior, thanks to its 5- to 10-second resolution and close range. The radar's analysis will help produce better warnings and provide insights into the distribution of features across many types of tornadoes.
A study analyzing hospital discharge data found that consultants' practices differ significantly in length of stay, re-admission rates, and resource usage. General internal medicine consultants had the shortest median stay duration, while respiratory consultants had the highest readmission rate.
The research aims to determine a biological sample's origin by identifying markers, such as metal and protein changes. The Department of Homeland Security's Science and Technology Directorate funds the project.
A head-to-head retrospective analysis of 18,000 elderly patients with AMI found that five commonly prescribed statins were equally effective for secondary prevention. The study highlights the need to consider costs when selecting statins.
Molecular Systems Biology is a new journal that publishes papers on complex biological systems using molecular components and their interactions. The journal features innovative technology for formal descriptions of biological systems and sharing of data in widely-used XML-based formats.
A recent study by Leonidas Koniaris and colleagues found that lethal injection methods in the US are often inadequate, leading to unnecessary suffering. The study analysed data from executions in Texas and Virginia, as well as autopsy toxicology reports, revealing low concentrations of thiopental in the blood of executed inmates.
Researchers analyzed data from the Health and Retirement Study to assess the number of patients whose health is at risk from being uninsured. At least 23.3% of participants aged 51-57 were uninsured at some point, with a higher proportion in late middle age., Urgent policy measures are needed to expand coverage for this group
The study found that excessive drinking among college students poses significant harm, with over 500,000 unintentional injuries and 600,000 assaults reported in 2001. The researchers propose strategies to reduce college drinking and associated harm, including increased enforcement of underage drinking laws and screening programs.
A recent study has shed new light on the production of green paint used in old master paintings. Researchers found that the paint was created by mixing finely-powdered verdigris with a cold oil or vanish, rather than dissolving the pigment in warm varnish to produce copper resinate.
The LCG project has united scientific organizations worldwide to create a massive computing infrastructure, enabling record-breaking data transfer and processing. The Grid will continue to grow rapidly over the next two years to meet the ambitious computing needs of the LHC.
Dr. Hausen receives the IADR Distinguished Scientist Award for his pioneering work in Community Dentistry and caries risk assessment prevention. His research has inspired junior faculty members and influenced public oral health policies in Finland and beyond.
Researchers found that when a gene is working at full capacity, it uses up most of the raw materials needed to produce proteins, leaving little for substitute genes. These substitutes only come into play when the original gene is damaged or deleted, and are activated by transcription factors.
Researchers found that African-American patients receive lower rates of cardiac catheterization for heart attacks compared to white patients, despite disparities narrowing over time. The study highlights the need for improved patient education and dialogue with medical teams to address racial disparities in healthcare.
Researchers found that small sections of the ocean floor may be rotating like imperfectly meshing cogs, contradicting previous expectations. The discovery provides new insights into the evolution of complex plate boundaries and has significant implications for our understanding of plate tectonics.
A team of researchers designed a protective structure to reduce tractor rollover accidents, resulting in improved agricultural worker safety. The 'Estrema' programme calculates necessary structures for various types of tractors, with enhanced models approved for use in the agricultural sector.
Scientists have detected over 50 gamma-ray flashes per day, with energies comparable to those emitted by black holes and neutron stars. The exact mechanism behind these bursts remains uncertain, but researchers suspect it involves lightning discharges and electric fields in the upper atmosphere.
Researchers found that men and women who drank moderately but frequently had the lowest BMI scores, while infrequent heavy drinkers had the highest BMIs. The study suggests that drinking frequency and quantity can be important risk factors for obesity.
A large-scale study of 39,462 members found that electronic medical records can reduce hospitalizations by 19% and annual paid claims by $817. The CareEngine system improved patient outcomes while reducing costs, highlighting the potential of clinical decision support tools.
According to research, the average toll of US road deaths is highest on July 4th, with alcohol involvement increasing on this day compared to other days. The analysis also found that New Year's Day and Saturdays are associated with higher numbers of fatalities, highlighting the importance of vigilance during peak hours.
A recent study published in JAMA found that higher folate intake is associated with a decreased risk of hypertension in women. Younger and older women who consumed at least 1,000 micrograms of total folate daily had a lower risk of developing hypertension.
The NIST/EPA study found frequent instances of underventilation and overventilation in US buildings, leading to poor air quality and occupant discomfort. Regular maintenance checks are urged to address these issues.
Researchers analyzed death certificate data from Ohio between 1989-2000 and found no significant dip or peak in cancer deaths around Christmas, Thanksgiving, or birthdays. Women dying of cancer were more likely to die during the week before their birthday compared to men.
Researchers at Boston University analyzed heartbeat data from five healthy volunteers to understand the impact of circadian cycles on cardiac rhythms. The study found that the internal body clock influences cardiac fluctuations, with values showing a strong correlation when considering the entire 28-hour cycle.
Researchers have developed DNA scaffolding that allows for the creation of high-performance nanoelectronic circuits with unprecedented precision. The technology uses synthetic DNA tiles to assemble devices closely, enabling short interconnects and high performance.
Researchers at NIST developed a software tool that analyzes X-ray data to identify rare contaminant particles, such as chromium and copper, in ultrapure metals and nanoscale semiconductor fabrication. The tool improves the analysis of X-ray data from scanning electron microscopes and has been included in commercial products.
Researchers found that dermal exposure accounts for a substantial portion of total exposure among pesticide workers, with some workers absorbing more pesticide through the skin than inhaled. The study's results underscore the need for improved methods to assess worker exposure and protect health.
A recent study found that nearly 14% of seniors change physicians in a single year, with most doing so involuntarily. Maintaining continuity of care with a primary care physician is associated with better health outcomes at lower costs.
Researchers developed a mouse model that replicates human adult onset alopecia areata, shedding light on the disease's complicated genetic basis involving multiple genes. The study provides insights into treating AA and other complex polygenic diseases.