Articles tagged with Control Groups
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 single-center retrospective study found that preoperative thoracic CT findings can complement preoperative clinical risk factors to improve risk assessment for the need of postoperative mechanical ventilation. Bronchial wall thickening, pericardial effusion, and anteroposterior chest diameter were identified as independent predictors...
A randomized controlled trial found that facility-based and home-based multidomain interventions improved cognitive function and retention rates among participants aged 60-79. The programs showed indicators of efficacy and feasibility, with potential benefits through inactivation of the HPA axis and enhanced brain plasticity.
A study published in Current Rheumatology Reviews found that rehabilitation exercises significantly improved functional strength and reduced weight in knee osteoarthritis patients. The researchers also noted an increase in exercise adherence among the rehabilitation group compared to the control group.
Researchers found Prozac reduces lipid concentrations in monkey brains, linked to potential side effects in young patients. The study suggests dietary changes may alleviate adverse effects by influencing lipid synthesis.
A new study published in the Journal of Consulting and Clinical Psychology found that a six-week progressive muscle relaxation program significantly improved grief severity and yearning in widows and widowers. This approach was more effective than mindfulness training, which also showed improvements but not to the same extent.
Researchers at Massachusetts General Hospital found that crowding in prisons significantly increases the risk of COVID-19 infections among inmates. The study suggests that policy changes are necessary to protect this vulnerable population and notes that even a small increase in crowding can pose a significant threat.
A Duke University study found that combining risk data with an imagination exercise helps participants make more realistic decisions about their own risky behaviors. The intervention, now integrated into a publicly accessible data dashboard, aims to improve public health decisions during the pandemic.
Researchers found a significant increase in self-reported memory issues among COVID-19 patients with mild disease, compared to controls. Eight months post-infection, the prevalence of memory problems was higher in this group than in untested controls or those with negative test results.
The VATRAC trial confirms VivAer's safety and efficacy in treating nasal airway obstruction caused by nasal valve collapse. Patients treated with VivAer showed significant improvement in symptoms compared to the control group, with superior responder rates and symptom reduction.
A recent NC State University study found that a low-cost computer training program called Drive Aware can significantly reduce unsafe incidents among older adults. The program, which provides cognitive training to detect road hazards, was tested on 27 senior participants and showed a 25% reduction in accidents.
A smartphone-based eye screening and referral system improved access to care for people with eye problems, tripling attendance rates at primary care. The system also increased appropriate hospital services uptake, while reducing unnecessary hospital visits.
Researchers investigated two SARS-CoV-2 variants and found that patients with these variants were less likely to be asymptomatic. Despite no increase in viral load, the variants showed higher transmissibility, leading to increased hospitalization rates.
A new study suggests that peacekeeping patrols can increase individuals' optimism about cooperation with outgroups, making them more willing to engage in intergroup cooperation. This cooperation limits communal violence, promotes economic development, and bolsters social trust. The research, conducted by William Nomikos, found that UN ...
A new study published in JAMA Network Open found that a game-based program increased physical activity levels among diabetes patients by an average of 503 steps per day. The program used wearable devices and digital scales with personalized goals to encourage competition, collaboration, or support from family members.
Researchers found that internet-delivered cognitive behavioral therapy (iCBT) significantly improves eczema symptoms and reduces stress, insomnia, and depression. The treatment required fewer therapy resources than conventional face-to-face psychological treatment, making it a potential care option for a large patient group.
A UCR study found that messages stressing the Christian doctrine of 'love thy neighbor' and aligning mask-wearing with patriotism can effectively persuade white evangelicals to wear masks. The research also suggests that similar messaging could be used for pro-vaccine efforts, particularly targeting Republican-leaning individuals.
A study by the University of Southern Denmark found that Football Fitness improves balance, strengthens muscles, and increases bone density in women treated for breast cancer. The 12-month training program reduced the risk of falls and broken bones, making everyday activities easier.
A new analysis reveals that biological invasions have caused over $1.28 trillion in economic damage globally since 1970. The study highlights the urgent need for effective management policies to mitigate the rising costs of invasive species, which are projected to increase by trillions of dollars in coming years.
Increased rates of emphysema were found in marijuana smokers, particularly paraseptal emphysema, compared to non-smokers and tobacco-only smokers. Marijuana smoking is also associated with airways disease, including bronchial wall thickening and bronchiolar mucoid impaction.
A new study found that participants with moderate to severe IBS who received an open-label placebo reported clinically meaningful improvements in symptoms, similar to those receiving a double-blind placebo. The study suggests the placebo effect can be harnessed without deception.
A study by RUDN University found that a marjoram-based supplement improves the growth of common carp and boosts their immunity against bacterial infections. The supplement demonstrated significant effects on fish infected with Aeromonas hydrophila, including increased survival rates and improved feed conversion rates.
Researchers propose two information transition mechanisms for spatiotemporal metasurfaces: group extension and independent control of multiple harmonics. These mechanisms enable accurate manipulations of electromagnetic information and open up new possibilities for multitasking and wireless communications.
A study published at ESC Acute CardioVascular Care 2021 found that an eight-week programme of mindfulness meditation improves quality of life and reduces fear of movement in heart attack survivors. The intervention also showed benefits for emotional function, with participants reporting better feelings about their daily lives.
A culturally tailored intervention combining safe sex and risky alcohol use strategies reduced drinking and increased safe sex among young Black women. The study, published in the American Journal of Preventive Medicine, found that a group therapy component was effective in addressing these issues.
A 3-month gap between doses significantly increases vaccine efficacy, with a single dose providing 76% protection. This extended interval supports current vaccination policies and is consistent with WHO's new advice.
A randomized controlled trial found that Congressional offices with targeted support reported increased value of scientific evidence for understanding legislative issues. The intervention group introduced around 23% more bills using research evidence language and reported a 7% greater value of using research evidence compared to controls.
A large study found that prolonged high dose use of cyproterone acetate increases the risk of developing meningioma, a mostly non-cancerous brain tumour. The risk declines after stopping treatment, suggesting a biologically plausible causal relationship.
Researchers at TUM found that nocturnal respiratory rates can help predict the success of ICD treatment in heart patients, with a 31.3% survival advantage observed in those with lower breathing rates. The study demonstrates the predictive value of breathing frequency for therapeutic efficacy.
A trial found that listening to soothing words and music during surgery reduced postoperative pain levels by 25% and decreased opioid consumption by 16%. This non-invasive technique could offer a safe and inexpensive way to reduce pain and opioid use after surgery.
The Oxford COVID-19 vaccine has been found to be safe and effective in preventing symptomatic disease, with a 70% protection rate based on pooled analysis of phase 3 trials. The vaccine also showed efficacy against asymptomatic infection, and its safety profile was monitored for a median of 3.4 months in all participants.
The quality of publications from universities participating in Project 5-100 has improved significantly, with collective publications tripling over three years. Researchers have also increased collaboration with each other and international organizations.
A randomized control trial of 16 weeks showed that a low-fat, plant-based diet increased metabolism and reduced body weight in overweight participants regardless of their ABO blood type. The study found no association between blood type and the effects of the diet on body fat, plasma lipids, or glycemic control.
A new study published in JAMA Network Open found that a plant-based diet increased after-meal calorie burn by 18.7% in overweight participants, leading to significant weight loss and cardiometabolic benefits. The study also showed reductions in fat mass, visceral fat volume, and liver and muscle cell lipid levels.
Scientists developed a system to control piano key weight and created active haptic training (AHT) to enhance tactile force sense. This led to improved keystroke accuracy in expert pianists and ordinary persons without professional music training.
A phase 2 trial of the Oxford COVID-19 vaccine found it to be safe and provokes an immune response in healthy older adults, who are at a disproportionate risk of severe COVID-19 disease. The vaccine induces both T cell and antibody responses in older and younger adults, suggesting potential protection against infection with SARS-CoV-2.
A UVA-led study found significant brain changes in military and law enforcement personnel exposed to low-level blasts, including increased brain injury and inflammation. The study also found differences in blood flow, brain structure, and brain activity.
Researchers found a new metric, PPT, that quantifies impaired sensory acuity after TBI, which is associated with higher balance dysfunction. This study has implications for rehabilitating individuals with TBI.
A new medication, centhaquine, has been found safe and effective in treating severe blood or fluid loss caused by trauma. The study showed significant improvements in patient outcomes, including reduced mortality rates and improved blood pressure and organ function.
A 12-week standing intervention program significantly reduced sitting time and increased standing time among overweight, sedentary Latinas. The program, tailored to cultural and family-oriented aspects of Latino communities, resulted in an average reduction of 71 minutes daily sitting and an increase of nearly 50 minutes per day standing.
A new study published in HortScience found that the commonly used rooting hormone IBA has no effect on cycad propagation, contrary to previous research. The study's findings highlight the need for further research on cycads and could improve conservation efforts in countries where commercial IBA products are difficult to obtain.
Two studies suggest individuals with blood type O may have a lower risk of COVID-19 infection and reduced likelihood of severe outcomes. In contrast, those with blood groups A and AB may be more likely to experience severe clinical outcomes and organ complications.
A new US study found that hospital-based waterbirths have no higher risk of NICU admission compared to control group births. Waterbirth was also associated with reduced perineal lacerations and improved patient satisfaction.
Research finds that increasing feelings of ownership towards a public good enhances stewardship behavior, causing individuals to take direct action to care for the setting. Participants who felt a sense of ownership were more likely to pick up trash or donate money to park maintenance efforts.
A study published in The BMJ found that high-intensity training intervals twice a week improved physical and mental quality of life in people over 70. Fitness levels were maintained throughout the five-year period, with a notable drop in mortality rates compared to moderate exercise.
A five-year exercise training trial found no correlation between physical activity and increased longevity among elderly participants. Researchers suggest that current guidelines for moderate-intensity exercise may be sufficient for reducing mortality risk in older adults.
A new study among mice shows a diet high in prunes can completely prevent bone loss after spinal cord injury and even restore some of the lost bone. Previous research has also shown positive effects on bone health in post-menopausal women and astronauts exposed to radiation.
A randomized controlled study found that acupuncture before surgery significantly reduced pain and opioid consumption in veterans. Researchers used both traditional and battlefield acupuncture techniques, with the latter showing promising results in reducing opioid use and improving patient satisfaction.
Researchers found that meditation training significantly improved brain-computer interface (BCI) control and proficiency in just eight lessons. Brain activity patterns correlated directly with success, with meditation-trained individuals showing enhanced alpha rhythm modulation.
A randomized, controlled trial found weighted blankets significantly reduced insomnia severity and improved sleep quality in participants with psychiatric disorders. Nearly 60% of users experienced a 50% or more decrease in insomnia severity compared to 5.4% in the control group.
A study of search and rescue dogs found that dogs at the disaster site lived a similar length of time as those in a control group, with no discernable difference in cause of death. The most common cause of death was age-related conditions such as arthritis and cancer.
A new study suggests that lifestyle improvements can lessen cognitive decline in older adults by improving their lifestyles and boosting cognition. The results indicate that brain neuroplasticity can be retained through targeted interventions, enabling individuals to bounce back from decline.
In a 11-year study, testosterone therapy significantly reduced weight and improved various metabolic markers in obese men with low testosterone. The treatment also led to lower rates of mortality and cardiovascular events compared to controls.
Researchers report the first effective therapy for fainting, which is caused by a fall in blood pressure and/or number of heart beats. The new treatment involves pacemaker therapy, showing a 77% relative risk reduction of fainting over two years.
Recent studies suggest that adding sofosbuvir and daclatasvir to standard care may reduce the duration of hospital stays for COVID-19 patients. The combination showed a lower median duration of stay and reduced mortality rates compared to standard care alone.
The Campinas Electrochemistry Group produces novel materials through self-organization in chemical systems. The group aims to achieve a deeper understanding of these processes to control their growth and structure. This research has the potential to lead to advancements in catalytic efficiency, selectivity, and material properties.
A meta-analysis of 54 studies found no significant effect of music training on non-music cognitive skills and academic achievement in children. However, certain elements of music instruction may be beneficial for social skills and self-esteem.
A new study published by the Journal of Pediatric Orthopaedics found that ibuprofen does not hinder bone fracture healing in children. Six weeks after surgery, 92% of patients taking ibuprofen had healed fractures, compared to 82% in the control group.
A new study published in Cell Metabolism found that two daily fasting diets, with eating windows of 4-6 hours, can lead to significant weight loss and improved cardiometabolic risk factors. Participants lost about 3% of their body weight by reducing calorie intake and showed reduced insulin resistance and oxidative stress levels.
Vincent Graber, a PhD student in Prof. Eugenio Schuster's group, has been awarded a highly competitive DOE award to conduct research on burn control simulation in fusion reactors. He will work with researchers at PPPL using the TRANSP code to develop more sophisticated models of plasma behavior.
A four-week study found that traditional strength training (TRT) and plyometric jump training (PJT) are equally effective in improving muscular fitness among sedentary young adults. No significant differences were observed between the two groups, suggesting these exercises can be used interchangeably for physical fitness.