Articles tagged with Randomization
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 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 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 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.
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.
TCT 2022 will feature late-breaking clinical science presenting the safety and effectiveness of minimally invasive techniques, pharmaceuticals, technologies, and devices for treating or preventing cardiovascular disease. The event takes place September 16-19 in Boston at the Boston Convention and Exhibition Center.
A new study published in the Journal of the American Heart Association found that walking for exercise at a pace that induces leg pain or discomfort improves walking ability among people with peripheral artery disease. The study involved 264 participants who walked at home at either a comfortable pace or a pace that induced leg symptom...
A systematic review and meta-analysis found no significant differences in treatment success between nonoperative and operative management for acute uncomplicated appendicitis. However, the nonoperative group experienced significantly longer hospital stays and higher recurrence rates.
A new study from Tel Aviv University found a promising treatment for long-term COVID-19 symptoms using Hyperbaric Oxygen Therapy (HBOT). Patients treated with HBOT showed significant improvement in cognitive function, attention, and executive functions.
A randomized controlled trial found that establishing specialized help desks for women in local police stations in Madhya Pradesh, India led to increased registration of cases of gender-based violence. The presence of female officers was particularly effective in making the police more responsive to women's security needs.
Outpatient antibiotic management of selected patients with appendicitis is safe, allowing many to avoid surgery and hospitalization. This treatment approach is associated with fewer serious adverse effects compared to hospitalization.
A large multicenter trial found no difference in intubation requirement between awake prone positioning and standard positioning for COVID-19 patients. The study included 400 patients who required oxygen therapy, but the prone positioning strategy did not significantly reduce the risk of intubation or mortality.
A prospective randomized study found that an AI support platform reduced chest CT interpretation times by 22.1%, saving approximately one hour per day for radiologists. The platform provided automated analysis of cardiac, pulmonary, and musculoskeletal findings, resulting in shorter interpretation times.
A randomized clinical trial involving 16,000 participants found that receiving text messages had no significant impact on COVID-19 vaccination rates compared to telephone calls. The study suggests that alternative communication methods may be more effective in promoting vaccine uptake.
A nationwide study in Sweden found that receiving red blood cells from female donors does not increase the risk of death in transfused patients. The study controlled for lower haemoglobin levels in women's blood and found no difference in survival rates between male and female donors.
Researchers found that combining chemotherapy with immunotherapy increased one-year survival rates for patients with advanced pancreatic cancer, with anti-PD-1/chemo regimen showing the highest response. The study identified key immune system biomarkers associated with better outcomes, offering new hope for precision oncology.
A peer-led, family-centered preventive intervention is being tested to reduce stress, anxiety, and depressive symptoms among Bhutanese immigrants. The program, developed by Kalpana Poudel-Tandukar, uses problem management plus (PMP) and addresses multiple stressors, resulting in improved coping skills and social networking.
A cohort study found that moderate coffee consumption, especially unsweetened coffee, is associated with a lower risk of death. The results suggest that adults who drink 1.5 to 3.5 cups of coffee per day may be less likely to die during a 7-year follow-up period compared to non-coffee drinkers.
The ECOG-ACRIN Cancer Research Group presented promising trial results at ASCO 2022, including an 8-year survival rate in the CHAARTED prostate trial. The research also explored outcomes by tobacco use in head and neck studies, shedding light on cancer treatment effectiveness.
Researchers at FAU's Schmidt College of Medicine are conducting a two-year study to investigate emergency department-based prevention strategies for high-risk older patients. The project aims to identify effective fall prevention strategies that target limited resources to improve patient outcomes, safety, and reduce healthcare costs.
Stepped wedge cluster randomized trials offer statistical power, incentivized recruitment, and staggered resource allocation. However, challenges include time-sensitive recruitment, retention issues, and the Hawthorne effect.
A randomized clinical trial found that expanding common medical abbreviations increased overall comprehension, suggesting automated expansion can enhance patient understanding of their health information. Researchers observed significant improvements in patient comprehension after the expansion of 10 common medical abbreviations.
A systematic review and meta-analysis compared traditional strength training with power training for improving physical function in older adults. Power training showed similar benefits to strength training in terms of muscle power and functional ability.
A combination of aerobic, strength, flexibility, and balance exercises alongside personalized nutritional counselling reduced mobility disability by 22% over three years. The intervention also improved physical performance and reduced muscle loss in older adults.
A mailed at-home disposal kit increased self-reported rates of disposal of unused opioids after common surgical procedures. The study found that patients who received the kit reported a higher rate of opioid disposal compared to those without access to such kits.
James Anderson, assistant professor of electrical engineering at Columbia University, has received a National Science Foundation (NSF) CAREER award for his work on developing randomized algorithms for the analysis and control of large-scale cyber-physical systems. His goal is to provide robust, reliable, and secure autonomy to large-sc...
A randomized clinical trial found that outreach messages were minimally effective at promoting scheduling of adolescent well care visits, but had limited impact on completing visits. Efforts to address widening disparities are needed.
A randomized controlled trial found that furosemide increases the risk of electrolyte adverse events but no difference in hearing loss or nephrocalcinosis was observed. The study suggests caution when using furosemide in preterm infants at high risk for bronchopulmonary dysplasia.
Researchers found no evidence that early selective treatment with ibuprofen reduces death or moderate to severe bronchopulmonary dysplasia in extreme preterm infants. However, treatment reduced the risk of an open patent ductus arteriosus and surgical treatment for a symptomatic PDA.
The study compares current recommendations for ventilation and chest compression versus ventilation during neonatal resuscitation using an ovine model. The findings suggest that optimizing ventilation could reduce the need for chest compressions and improve gas exchange in neonates, potentially improving overall outcomes.
A new online program has been shown to improve health-related quality of life among adult stroke survivors. The study found that participants who received access to the program had higher scores on health-related quality of life and reported fewer problems with personal care and daily activities.
Researchers at Rutgers University propose a new approach to COVID-19 vaccine testing by combining conventional and challenge trials. This parallel approach, called Combining Conventional and Challenge trials (CCC), aims to facilitate faster and more accurate vaccine assessment and more effective pandemic response.
A new study found the second-generation Chocolate Touch paclitaxel-coated balloon catheter to be superior for opening blocked leg arteries. The trial showed improved patency rates and lower mortality rates compared to the commercially available Lutonix device.
The study found that TAVR resulted in significantly less structural valve deterioration after five years compared to SAVR. Patients with structural valve deterioration were at about twice the risk of death or rehospitalization as those without, highlighting the benefits of TAVR in reducing mortality and hospitalization risks.
A randomized clinical trial comparing FFR-guided and IVUS-guided PCI found similar outcomes for patients with intermediate coronary artery stenosis. Patients evaluated by FFR underwent fewer stents but had similar rates of adverse events and improved quality of life.
Treatment with an antiplatelet agent had a low likelihood of providing improvement in the number of organ support-free days within 21 days in critically ill COVID-19 patients. The study found no significant benefit from using antiplatelet therapy in this population.
A randomized clinical trial found that low-cost letters encouraging individuals to complete the enrollment process resulted in a significant increase in health insurance enrollment. The study suggests that such letters could be an effective tool for promoting health insurance coverage, particularly among underserved populations.
A 5-day course of oral ivermectin failed to reduce the risk of severe disease in high-risk patients with COVID-19. The study, published in JAMA Internal Medicine, suggests ivermectin may not be an effective treatment for COVID-19.
Researchers from Florida Atlantic University advise against prescribing ivermectin to treat or prevent COVID-19 due to the lack of reliable evidence. They emphasize the importance of relying on proven therapeutic innovations and vaccinations to combat the pandemic, citing the risks of unproven treatments like ivermectin.
A large-scale study found that simulation-based surgical training increased surgeons' skills for complex surgeries, with fewer total complications and ureteric injuries. Simulation training led to higher overall proficiency scores and fewer procedures required to achieve proficiency in complex surgeries.
A recent study found that using personal assistant applications on smartphones can significantly improve memory in older adults with dementia. The researchers trained participants to use the technology to receive reminders about daily events and activities, resulting in improved memory performance.
A randomized clinical trial examined how users interpret instructions and results from at-home tests, affecting quarantine decisions. The study found that many users misinterpret test results or do not follow recommended quarantine protocols.
A review of 392 clinical trials found increased representation of diverse groups in dermatology trials for common skin conditions. The study also highlighted persistent disparities in clinical trial participation among underrepresented populations.
A new study published in the British Journal of Sports Medicine found that resuming non-contact physical activity 72 hours after a concussion is safe for children and youth. The study, which involved 456 participants, showed that early return to physical activity can reduce symptoms and delayed recovery.