Articles tagged with Randomization
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.
Enoblituzumab, a monoclonal antibody, is safe in men with aggressive prostate cancer and may induce clinical activity against cancer throughout the body. The drug targets B7-H3 protein overexpressed on prostate cancer cells, blocking immune system inhibition and triggering tumor cell destruction by activating immune cells.
A group led by Virginia Tech's Audrey Ruple developed the PetSORT guidelines to standardize reporting in clinical trials involving dogs and cats. The guidelines address methodological features often missing from reported trials, which can affect meta-analysis results.
A randomized clinical trial found that a video-based decision support tool increased patient knowledge, but not assent, to ICD implantation among Black patients. The study also highlighted the complexity of aversion to cardiac procedures in Black communities, emphasizing the need for further research on social determinants of health.
Researchers found that using monoclonal antibodies within two days of a COVID-19 diagnosis reduced the risk of hospitalization or death by 39% compared to those who did not receive treatment. This finding suggests that early treatment with monoclonal antibodies significantly reduced the severity of COVID-19.
A multi-site randomized controlled trial found Health TAPESTRY to have widespread reach and adoption, but no significant clinical benefits on hospitalizations and physical activity. The study tested implementation and reproducibility of the program across diverse primary care practices.
A WVU researcher is working on a biopsychosocial intervention to help people with chronic hip pain move and regain mobility. The intervention, called HIPS, combines mindfulness techniques like self-compassion and progressive relaxation with goal-setting and diaphragmatic breathing to reduce pain and increase physical activity.
A secondary analysis of a randomized trial found that even a small reduction in sleep time per night can significantly affect health-related quality of life in children. The study suggests ensuring sufficient good-quality sleep is crucial for child health.
A systematic review of 33 randomized controlled trials found that yoga improved gait speed and lower extremity strength in inactive older people. However, it did not offer a benefit for frailty markers compared to exercise or tai chi.
A study by the University of Missouri found that older adults who completed an eight-week resistance training program maintained long-term exercise habits and increased their physical energy despite COVID-19 restrictions. The Stay Strong, Stay Healthy program improved participants' sleep, balance, flexibility, and self-confidence in da...
A virtual care team consisting of physicians and pharmacists improved the adoption of life-saving therapies in patients with heart failure, leading to increased use of evidence-based treatments and better patient outcomes. The strategy was safe and effective, with comparable length of stay and safety events between the groups.
High-dose anticoagulation reduces intubations and deaths by 30% in hospitalized COVID-19 patients, especially those with ARDS. The study found a significant reduction in mortality and need for ICU care among patients treated with therapeutic anticoagulation.
Researchers discovered that telomere shortening is associated with early subjective depressive symptoms and cognitive complaints among healthy elderly individuals. The study also found a link between telomere shortening and increased interleukin-6 levels.
Researchers at Sandia National Laboratories and Purdue University have developed a technique called moving target defense to protect against hackers taking control of military jets. This approach involves shuffling network addresses to make it difficult for attackers to access critical systems.
Researchers found that an immersive virtual reality (IVR) intervention significantly improved pain and anxiety in pediatric patients undergoing a blood draw. The IVR group showed better outcomes compared to the control group.
A randomized controlled trial found that calorie restriction slowed the pace of biological aging in healthy adults by 2-3%, measured using the DunedinPACE algorithm, which translates to a 10-15% reduction in mortality risk. The intervention had no effects on other epigenetic clocks.
Researchers found that AI significantly improved the detection of lung nodules on chest X-rays, detecting actionable nodules at a rate of 0.59% compared to 0.25% without AI assistance. The study suggests that AI may work consistently across different populations.
An updated Cochrane review found no effect of vitamin D supplements on reducing the risk of asthma attacks or improving control of asthma symptoms in children and adults. The review analyzed data from 20 randomized controlled trials involving over 2,200 people with mild to moderate asthma.
A large Dutch study found that the BCG vaccine does not protect elderly people with co-morbidities against COVID-19 symptoms. The study analyzed 6,112 participants and showed no difference in disease manifestations or hospitalizations between those who received the vaccine and those who received a placebo.
A new study found a significant weight loss of 8.8% among participants after six months, with improvements in health and vitality. The approach addresses biological antecedents of food intake and develops intrinsic motivation for behavior changes.
A Dartmouth-led study found that team-based coaching significantly improves the risk of acquiring post-procedural acute kidney injury (AKI) when compared to other interventions. The Collaborative with Surveillance intervention reduced the odds of AKI by 46 percent, making it a promising approach to address this prevalent adverse event.
Laboratory experiments show rapid antibiotic switches can prevent resistance, with collateral-sensitive drug pairs suitable for therapy. However, environmental conditions in patients differ from labs, and natural degradation affects treatment.
A randomized clinical trial of 1,288 adults with mild to moderate COVID-19 found that fluvoxamine treatment did not reduce time to sustained recovery compared to placebo. The study suggests that fluvoxamine at a dose and duration tested may not be beneficial in patients with mild to moderate COVID-19.
A school-based gardening, nutrition, and cooking intervention improved glucose control and reduced low-density lipoprotein cholesterol in high-risk youth. Elementary schools can incorporate garden-based interventions to improve metabolic parameters in children.
Internet-delivered parent-child interaction therapy shows promise in expanding care for underserved children with developmental delay. The study found significant improvements in child behavior that were maintained across follow-up visits.
A randomized clinical trial found that climate impact menu labels can effectively reduce red meat selections and encourage more environmentally sustainable restaurant food choices. The study suggests that negatively framed labels highlighting high-climate impact items were particularly effective in promoting eco-friendly options.
A randomized trial shows that patients undergoing partial knee arthroplasty (UKA) experience faster functional recovery in walking speed and mobility tests compared to those who had total knee arthroplasty (TKA). UKA also resulted in shorter operative times, reduced blood loss, and improved functional outcomes.
Researchers found that plasma GH levels are a potential biomarker for predicting treatment outcomes in patients with advanced HCC treated with Atezo/Bev. The study showed significantly superior overall survival and non-significant trend in favor of GH-low patients compared to GH-high patients.
A randomized controlled trial found that a low-carbohydrate, high-fat diet helped patients with type 2 diabetes achieve better weight loss and glucose control over a 6-month intervention compared to a high-carb, low-fat diet. However, changes were not sustained 3 months after the intervention.
A web-based multicomponent intervention has been shown to improve blood pressure control and lower blood pressure levels in patients with hypertension. The study included 4,100 patients and found that such an intervention can provide a new, effective way to treat hypertension in the community.
A study of over one million Medicaid beneficiaries found that more than half experienced significant lapses in coverage, with only 25% continuously enrolled throughout the period. The authors recommend increasing investments to improve long-term health outcomes.
A study published in Tobacco Control found that alternatives to menthol cigarettes pose significant addiction and health risks. Mentholated pipe tobacco and tubes were the most appealing and addictive options, suggesting they should be included in the proposed ban.
The American Psychiatric Association's December journal issues explore new therapeutic approaches involving psychopharmacology, digital technology, and fMRI neurofeedback. The APA also highlights its vision to ensure access to quality psychiatric diagnosis and treatment.
A randomized clinical trial of 8,800 school-age children with high vitamin D deficiency showed no impact on growth or pubertal development after 3 years of weekly oral vitamin D administration. Vitamin D deficiency is associated with stunting and obesity in children.
Black and Hispanic men are underrepresented in prostate cancer clinical trials compared to their incidence rate. The representation of Black patients has remained consistently low over the past two decades.
Outreach messages via electronic health record patient portals increased well child care visit scheduling and COVID-19 vaccine receipt in a randomized clinical trial of 945 patients. This tool may help restore delayed well child care in populations affected by the pandemic.
Studies found that sotrovimab reduced the risk of severe covid-19 outcomes by 46% compared to molnupiravir. However, no benefit was found for common heart drugs like ARBs in a randomised controlled trial.
A new study has shown that total ankle replacement and ankle fusion surgeries equally improve quality of life for patients with advanced ankle osteoarthritis. However, a fixed bearing joint replacement showed significant improvement over ankle fusion in clinical scores.
A randomized controlled trial found that oral ENT-01 significantly improves constipation and possibly neurological symptoms in persons with Parkinson disease. The treatment is safe for up to 25 days, with a dose-dependent effect that persists beyond the treatment period.
A randomized study compared the effects of torsemide and furosemide in people with heart failure. The study found that both loop diuretics were effective in reducing death and hospitalization rates, with no significant clinical difference between the two medications.
A clinical trial found that early use of ECMO devices did not improve outcomes for adults with rapidly deteriorating or severe cardiogenic shock. Participants who received immediate ECMO therapy showed similar clinical outcomes as those receiving early conservative therapy, including treatment with inotropes and vasopressors.
A new study found that long-term treatment with intravenous iron improved symptoms and reduced recurrent hospitalizations among people with heart failure and iron deficiency. The treatment was associated with a significant benefit on reducing the risk of heart failure hospitalization and cardiovascular death.
A computational study found that adding more than two stratification factors to a phase 2 trial can significantly reduce its statistical power, making it harder to detect a positive result. For modestly sized trials with 84 participants, using four or six stratification factors resulted in power decreases of 13% and 25%, respectively.
A Mayo Clinic study found that clinicians who were high adopters of an AI-enabled clinical decision support tool were twice as likely to diagnose low left ventricular ejection fraction as those who were low adopters. The tool's accuracy was critical in detecting serious health conditions before symptoms appeared.
A 6-month randomized clinical trial found that a low-carbohydrate diet intervention resulted in larger reductions in hemoglobin A1c (HbA1c) levels compared to usual diet among adults with elevated untreated HbA1c. The study suggests that this dietary approach may be useful for preventing and treating type 2 diabetes.
A new study from the University of South Australia found that severe vitamin D deficiency is associated with a higher risk of mortality. The research evaluated 307,601 records from the UK Biobank and found that individuals with low vitamin D levels had a significantly decreased risk of death over a 14-year follow-up period.
A meta-analysis by Goethe University Frankfurt found that individualized treatment combined with cognitive behavioral therapy (CBT) led to a significant increase in pain relief. The study showed an 84% higher success rate compared to standard exercise therapies, making this approach the most effective.
A landmark study published in The Lancet found that chlorhexidine gluconate and povidone-iodine aqueous solutions are equally effective in preventing surgical site infections in patients with open fractures. This finding has significant implications for healthcare practitioners and may reduce costs associated with accessing these antis...
A randomized clinical trial found that adding sugar warnings and prohibitions on front-of-package claims reduced parents' purchases of high-sugar beverages. However, percentage juice disclosures had no effect on behavior.
A secondary analysis of a randomized clinical trial found that positive patient beliefs about antibiotic effectiveness for appendicitis are linked to lower risk of surgery and faster symptom resolution. This association remains unclear, with further research needed to understand its underlying mechanisms.
A randomized clinical trial and meta-analysis found that antibiotic eye drops significantly shortened symptoms of conjunctivitis in children. The study's results suggest a promising treatment option for this common childhood condition.
A team from the University of California San Diego has developed a new system of algorithms that enables four-legged robots to walk and run on challenging terrain while avoiding obstacles. The system combines vision with proprioception, allowing the robot to move efficiently and smoothly in various environments.
A clinical trial of email alerts from pharmacists to doctors and other practitioners found no reduction in risky opioid prescribing, highlighting the need for rigorous testing of policies aimed at making opioid prescribing safer. The study tested behavioral science techniques to encourage safer prescribing practices.
A study published in JAMA Pediatrics found that gender-affirming top surgery significantly improved chest dysphoria and gender congruence among transmasculine and nonbinary individuals designated female at birth. The procedure was also associated with enhanced body image, with minimal surgical complications reported.
A randomized clinical trial found that rituximab significantly improved disease control in patients with new-onset myasthenia gravis, reducing the need for cortisone treatments and hospitalizations. The study's results offer hope for a more effective treatment strategy, but larger studies are needed to assess long-term effects.
A randomized trial found that a 12-week online yoga program improved knee function in participants, but did not significantly reduce knee pain during walking. The study suggests that unsupervised online yoga programs can be feasible and improve physical function, but more research is needed to sustain the effectiveness.
A randomized controlled trial found that both BVLR and surgery lead to significant improvements in lung function, breathlessness, and exercise capacity. The study suggests that less invasive BVLR may be a good therapeutic option for suitable patients, offering a similar outcome to traditional surgery.
Recent evidence suggests hormone therapy at menopause does not significantly increase the risk of invasive breast cancer. However, estrogen combined with progesterone increases breast cancer risk for women with an intact uterus. Menopause experts offer reassurance to women and their healthcare providers about the safety of hormone ther...
A large, randomized trial found that metformin reduced serious COVID-19 outcomes by more than half in high-risk patients when started early. The study compared three medications and provided valuable insights into their effects on COVID-19.
A pooled data analysis of 21 international clinical trials involving nearly 30,000 people found that salt substitutes lowered blood pressure and reduced the risk of heart attack, stroke, and early death. The benefits were consistent across different geography, age, sex, and health conditions.
A new study led by MIT economist Amy Finkelstein found that for every nine adults who gained access to Medicaid in Oregon, one previously eligible child was added to the Medicaid rolls. The effect is modest but economically meaningful, with children costing four times less to cover than adults.