Articles tagged with Cohort Studies
A large cohort study found that early antibiotic treatment did not significantly improve outcomes for patients with nonsevere COVID-19. The results argue against routine antibiotic use in this population due to associated risks.
A cohort study found that high-quality carbohydrate intake and dietary fiber consumption were positively correlated with healthy outcomes in older adulthood. The study suggests that focusing on carbohydrate quality may be crucial for maintaining overall health as people age.
A study published in The Lancet Respiratory Medicine found that lung capacity develops in two phases: rapid growth during childhood and slower growth until peak lung function. Lung function starts to decline after the peak age, contrary to previous models. Persistent asthma and smoking affect lung function differently than thought.
A cohort study found that long-term survival was similar among patients with low-risk early-stage cervical carcinoma who underwent simple, modified, or radical hysterectomy. These findings support the use of simple hysterectomy in select patients.
A cohort study of US veterans found that depression is associated with a higher hazard of incident heart failure after controlling for demographic and cardiovascular risk factors. Depression remains consistent as a risk factor even in low-risk cohorts.
A study published in JAMA Neurology found no evidence supporting a diagnosis of the New Brunswick neurological syndrome of unknown cause, highlighting the need for independent clinical evaluations. The data revealed presence of several neurodegenerative and non-neurodegenerative conditions instead
A study of three national cohorts reveals increased abortion use among LGBTQ+ individuals, highlighting the need for tailored support. The findings suggest that these groups are disproportionately impacted by narrowing abortion access in the US after the Dobbs decision.
A recent study has found that increasing physical activity between the ages of 45 and 65 can help reduce the accumulation of beta-amyloid, a protein linked to Alzheimer's disease. The research, led by ISGlobal, suggests that even minimal amounts of exercise have health benefits for brain health.
Exposure to high levels of smoke pollution increases hospitalizations for respiratory diseases in older adults. The study highlights the need for interventions to mitigate the health impacts of wildfire smoke exposure.
A cohort study found maternal hypertension and preeclampsia independently associated with cognitive and language development delays in preterm infants. Recognizing hypertensive disorders of pregnancy is crucial for targeted risk management strategies.
A study found that genetic predisposition to higher muscle strength is associated with lower all-cause and cardiovascular mortality in aging men. The association remained significant even after adjusting for lifestyle factors such as smoking and body mass index.
A cohort study found that vaccination against influenza alone or with COVID-19 was associated with a small but temporary change in menstrual cycle length. This finding may help clinicians confirm the utility of vaccination for patients concerned about menstrual side effects.
A cohort study found associations between pre-pregnancy overweight, smoking during pregnancy, and formula-feeding with adverse cardiovascular health trajectories in early childhood. The study suggests that addressing these factors through interventions may optimize cardiovascular health in children.
Researchers found that pooling data across studies can accurately identify dose-response relationships, particularly for chemicals with low-dose effects. The study suggests that combining individual study data can strengthen conclusions in environmental health research.
The study reveals wide disparities in mortality across US states, with some experiencing no improvements in life expectancy from 1900 to 2000 birth cohorts. This disparity can inform decision-making around resource allocation and public health interventions.
A cohort study of pregnant individuals with opioid use disorder found that buprenorphine treatment was associated with improved maternal and infant outcomes. The study highlights the need to improve access to treatment nationwide for these patients.
A study found that exposure to traffic-related air pollution in childhood is associated with increased body mass index (BMI) and insulin resistance later in life. Higher BMI growth from early adolescence into young adulthood may partially explain this link.
A study of nearly 11,000 individuals found that men with panic disorder are more vulnerable to developing problematic drinking behaviors than women, potentially due to self-medication. The research highlights the need for sex-specific assessment and intervention strategies in treating comorbid conditions
A study found that hazardous drinking and daily alcohol consumption were associated with increased odds of abusive and neglectful behaviors among family caregivers of patients with dementia. The findings suggest the importance of addressing caregiving complexities and alcohol use patterns through personalized interventions.
A research team of over 60,000 OB-GYNs in the US found that doctors are not systematically leaving states where abortions are banned or threatened. The study suggests that concerns about reproductive health care may be offset by ties to patients and local communities, as well as significant relocation efforts.
A cohort study found that hearing loss is associated with an increased risk of incident dementia in older adults. Treating hearing loss may help delay dementia onset for a large number of people, suggesting potential benefits for dementia prevention.
A noise-adapted AI model using lead I ECGs estimated heart failure risk with high accuracy, suggesting a potential strategy for early detection. The study's results highlight the promise of wearable and portable ECG devices in identifying at-risk patients.
A cohort study found that women with screen-detected estrogen receptor–positive or human epidermal growth factor receptor 2–negative breast cancer who underwent prior screening had an earlier stage of diagnosis and lower breast cancer mortality compared to those who did not undergo prior screening.
The study found an increase in pancreatic adenocarcinoma among all age groups, while a notable rise was observed in colorectal adenocarcinoma among younger patients. This trend highlights the importance of early detection and evaluation for clinicians when evaluating patients with relevant symptoms.
Severe RSV disease among children is more likely those aged 2 or older with pulmonary or neurologic conditions. Younger children under 6 months and prematurity are high-risk factors for severe RSV in younger kids.
A large US cohort study found SARS-CoV-2 infection associated with adverse postacute kidney outcomes in children and adolescents, especially those with chronic or acute kidney disease. Long-term monitoring is recommended for these patients.
A new NIH study found that children born in lower-opportunity neighborhoods are more likely to experience repeated asthma flares requiring emergency care. Non-Hispanic Black children have the highest incidence rates of severe childhood asthma, also known as asthma with recurrent exacerbations (ARE).
A USF-led study found that when some members in a cohort engage in job-seeking behaviors, newcomers are more likely to do the same and ultimately leave the organization. The effect is mitigated if the newcomer has a strong preference for the organization's geographic location.
A French cohort study of over 100,000 adults found that mixtures of common food additives, including aspartame and carrageenan, were associated with a slightly increased risk of type II diabetes. The study suggests that these additives may have adverse effects on glucose metabolism.
A new study analyzed health data of over 100,000 adults and found that two food additive mixtures were associated with a higher incidence of type 2 diabetes. The mixtures contained emulsifiers, sweeteners, and colourings commonly found in ultra-processed foods.
A cohort study found early-life ozone exposure was associated with increased asthma and wheeze outcomes at ages 4-6, but not at age 8-9. Regulating ozone exposure may help mitigate the significant public health burden of asthma among US children.
A new study found that children exposed to higher levels of air pollution have weaker connections between key brain regions, potentially disrupting normal brain network development. The associations persist throughout adolescence, suggesting persistent disruptions in brain function.
Hormonal contraceptives initiated immediately after childbirth may increase the risk of developing depression in new mothers. Researchers found that combined oral contraceptives were associated with a higher risk of depression when started earlier postpartum.
Ferric carboxymaltose did not significantly reduce time to first heart failure hospitalization or cardiovascular death in patients with heart failure and iron deficiency. The treatment also did not reduce total number of heart failure hospitalizations compared to placebo.
A cohort study found semaglutide use is associated with a higher risk of nonarteritic anterior ischemic optic neuropathy in people with diabetes. However, the retrospective design limits the study's ability to establish causality, necessitating further research.
A large cohort study found living alone to be a critical factor in suicide risk assessments for individuals with depression and anxiety. The study of 3.7 million individuals highlighted the importance of preventing mental illness while addressing living arrangements.
Research presented at #AGS25 sheds light on the impact of aging on physical resilience, with declines linked to mitochondrial function. Family caregiver distress also shows a significant association with care outcomes, including nursing home placement and psychotropic medication prescribing.
A growing body of evidence suggests a significant link between human papillomavirus (HPV) and heart disease. Researchers pooled data from nearly 250,000 patients in seven studies, finding HPV-positive individuals had a 40% higher likelihood of developing cardiovascular disease.
A cohort study suggests that many comatose patients who died after withdrawing life-sustaining therapy had recovery potential. Experts emphasize the need for novel solutions to avoid deaths based on biased prognostication or incomplete information.
The POSTECH research team developed a smartphone-type OLED panel that can transform its shape while functioning as a speaker, maintaining ultra-thin flexibility. The panel uses electrically driven piezoelectric polymer actuators to achieve complex forms without mechanical hinges or motors.
A cohort study reveals lower-quality hospitals for Black and American Indian birthing individuals compared to their white counterparts. Delivering at nearest hospitals would have reduced the disparity if available.
Researchers found a significant association between state earned income tax credits and lower firearm suicide rates. The study suggests that targeted antipoverty policies can help mitigate the link between economic hardship and gun violence.
Patients from American Indian and Black communities are less likely to have elevated CA-125 levels at diagnosis, suggesting current thresholds may miss diverse patients. Inclusive diagnostic guidelines are needed to address disparities in ovarian cancer diagnosis and treatment.
This cohort study found that geographic access to cancer care is associated with guideline-recommended treatment for early-stage non–small cell lung cancer. Socially marginalized patients benefited from improved treatment outcomes and prognosis when accessing care in their local area.
A multicenter cohort study found that higher adherence to annual lung cancer screening was associated with increased overall and early-stage lung cancer detection rates. However, adherence decreased over time, suggesting it is a critical quality metric for lung cancer screening.
A longitudinal observational cohort study found that gender-affirming hormone therapy was associated with lower rates of moderate-to-severe depressive symptoms. The study highlights the importance of gender-affirming primary care models for transgender, nonbinary, and gender diverse patients.
A recent cohort study published in JAMA Internal Medicine found that statin use was associated with a reduced risk of hepatocellular carcinoma and hepatic decompensation in patients with chronic liver disease. This suggests that statins may play a role in preventing the progression of liver disease and reducing the risk of liver cancer.
Research proposes a new methodology for dynamically optimizing solar panel positioning based on the light needs of crops. Advanced ray tracing techniques are used to evaluate the distribution of solar radiation, enabling the automation of design optimization of agrivoltaic systems.
A study found that RSV hospitalization rates increase progressively with age among older adults in Spain, with those over 85 years old facing the highest risk. Certain chronic conditions, such as blood cancer, COPD, and cardiovascular disease, also significantly increase the risk of hospitalization.
A study from the University of Gothenburg found that young teenagers in Sweden reported higher depressive symptoms over two decades, with a greater proportion of adolescents feeling extremely well. Those who are struggling report feeling significantly worse, with increased self-deprecation among young women.
A prospective cohort study found a significant association between food insecurity and incident cardiovascular disease in both Black and White US individuals. Food insecurity was also shown to be an important social deprivation measure for assessing CVD risk, highlighting its potential as a key factor in clinical assessment.
A cohort study found that healthier diets and lower waist-to-hip ratios were associated with improved brain connectivity and memory in older adults. The study suggests that interventions targeting diet and central obesity may be most effective between ages 48 and 70 to promote better cognitive health.
A new Northwestern Medicine study reveals that young adults experiencing food insecurity have a 41% greater risk of developing heart disease in midlife. Food insecurity affects one in eight households in the US, and addressing it early may help reduce the burden of heart disease later.
A new study led by researchers at UCL has found that online brain speed tests can provide valuable insights into cognitive function and potentially shed light on dementia development. The tests, which measure reaction times, were designed to be easy and convenient for women in their 40s and older to participate from home.
A cohort study found that consuming more butter was associated with higher mortality rates, whereas increasing consumption of plant-based oils was linked to lower mortality. Substituting butter with plant-based oils may provide substantial benefits in preventing premature deaths.
This cohort study found persistent inadequate sleep duration and late sleep onset linked to increased glycemic variability in adults. The study emphasizes the importance of considering both sleep duration and timing for optimizing glycemic control.
The European Genome-phenome Archive has released the largest ever DNA sequencing dataset on UK child development studies, containing high-resolution data from over 37,000 children and parents. This comprehensive resource can be used to investigate genetic variation's impact on neurodevelopmental conditions and childhood obesity.
A cohort study found no significant association between preoperative GLP-1 RA use and short-term postoperative aspiration pneumonia. The study suggests reassessing preoperative withholding guidelines for GLP-1 RAs. Researchers hope this finding can help alleviate growing concerns about adverse effects of these medications after surgery.
Researchers from the University of Southern Denmark found that tattooed individuals are more frequently diagnosed with skin and lymphoma cancers compared to those without tattoos. The study suggests that chronic inflammation in the lymph nodes triggered by tattoo ink may lead to abnormal cell growth and an increased risk of cancer.
A cohort study of 46,000 US residents found nearly two-thirds had suboptimal 5-year sleep duration trajectories, associated with increased risk of mortality. Maintaining healthy sleep duration is crucial for reducing mortality risk in this population.