Latest News from: JAMA - Journal of the American Medical Association

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30-Jul-2015 4:05 PM EDT
Intervention to Screen Women for Partner Violence Does Not Improve Health Outcomes
JAMA - Journal of the American Medical Association

Screening women for partner violence and providing a resource list did not influence the number of hospitalizations, emergency department, or outpatient care visits compared with women only receiving a resource list or receiving no intervention over 3 years, according to a study in the August 4 issue of JAMA, a violence/human rights theme issue.

30-Jul-2015 3:05 PM EDT
Emergency Department Intervention Does Not Reduce Heavy Drinking or Partner Violence
JAMA - Journal of the American Medical Association

A brief motivational intervention delivered during an emergency department visit did not improve outcomes for women with heavy drinking involved in abusive relationships, according to a study in the August 4 issue of JAMA, a violence/human rights theme issue.

30-Jul-2015 3:05 PM EDT
Progress Has Been Made in Reducing Rates of Violence in U.S.; Overall Numbers Remain High
JAMA - Journal of the American Medical Association

Even though homicide and assault rates have decreased in the U.S. in recent years, the number of these and other types of violent acts remains high, according to a report in the August 4 issue of JAMA, a violence/human rights theme issue. The authors write that multiple strategies exist to improve interpersonal violence prevention efforts, and health care providers are an important part of this solution.

30-Jul-2015 3:05 PM EDT
Mindfulness-Based Stress Reduction Therapy Decreases PTSD Symptom Severity Among Veterans
JAMA - Journal of the American Medical Association

In a randomized trial that included veterans with posttraumatic stress disorder (PTSD), those who received mindfulness-based stress reduction therapy showed greater improvement in self-reported PTSD symptom severity, although the average improvement appears to have been modest, according to a study in the August 4 issue of JAMA, a violence/human rights theme issue.

24-Jul-2015 7:40 AM EDT
Pharmacy Expenditures for Children With Serious Chronic Illness
JAMA - Journal of the American Medical Association

In an analysis of expenditures for outpatient pharmacy products used by publicly insured children with serious chronic illness in California, treating hemophilia accounted for about 40 percent of expenditures but included just 0.4 percent of the group studied, suggesting a need to improve pricing for this and other effective yet high-cost medications, according to a study in the July 28 issue of JAMA.

24-Jul-2015 7:40 AM EDT
Report Examines Medicare and Medicaid Programs at 50 Years and Challenges Ahead
JAMA - Journal of the American Medical Association

Although Medicare and Medicaid are playing a role in health care payment and delivery reform innovation, it will be difficult to enact large-scale program changes because of the conflicting priorities of beneficiaries, health practitioners and organizations, and policy makers, according to an article in the July 28 issue of JAMA, a theme issue on Medicare and Medicaid at 50.

24-Jul-2015 7:40 AM EDT
Findings Question Measures Used to Assess Hospital Quality
JAMA - Journal of the American Medical Association

Hospitals that were penalized more frequently in the Hospital-Acquired Condition (HAC) Reduction Program offered advanced services, were major teaching institutions and had better performance on other publicly reported process-of-care and outcome measures, according to a study in the July 28 issue of JAMA, a theme issue on Medicare and Medicaid at 50.

24-Jul-2015 7:40 AM EDT
ACA Open Enrollment Periods Associated With Improved Coverage, Access to Care and Health
JAMA - Journal of the American Medical Association

Results of a national survey that included more than half a million adults indicates significant improvements in trends for self-reported insurance coverage, access to a personal physician and medications, affordability and health after the Affordable Care Act's (ACA's) first and second open enrollment periods, according to a study in the July 28 issue of JAMA, a theme issue on Medicare and Medicaid at 50.

24-Jul-2015 7:45 AM EDT
Rates of Death, Hospitalizations and Expenditures Decrease for Medicare Patients
JAMA - Journal of the American Medical Association

Among Medicare fee-for-service beneficiaries age 65 years or older, all-cause mortality and hospitalization rates, along with inpatient expenditures per beneficiary, decreased from 1999 to 2013, according to a study in the July 28 issue of JAMA, a theme issue on Medicare and Medicaid at 50. There has also been a decrease in recent years in total hospitalizations and inpatient expenditures for the last 6 months of life.

17-Jul-2015 11:05 AM EDT
Antibiotic Use and Decrease in INR Levels Among Patients Taking Vitamin K Antagonists
JAMA - Journal of the American Medical Association

Researchers have found an association between treatment with the antibiotic dicloxacillin and a decrease in international normalized ratio (INR; a measure of blood coagulation) levels among patients taking the vitamin K antagonists warfarin or phenprocoumon, according to a study in the July 21 issue of JAMA.

17-Jul-2015 11:05 AM EDT
Adjuvants Improve Immune Response to H7N9 Flu Vaccine
JAMA - Journal of the American Medical Association

In a phase 2 trial that included nearly 1,000 adults, the AS03 and MF59 adjuvants (a component that improves immune response of inactivated influenza vaccines) increased the immune responses to two doses of an inactivated H7N9 influenza vaccine, with AS03-adjuvanted formulations inducing the highest amount of antibody response, according to a study in the July 21 issue of JAMA.

17-Jul-2015 11:05 AM EDT
Examination of Use of Diabetes Drug Pioglitazone and Risk of Bladder Cancer
JAMA - Journal of the American Medical Association

Although some previous studies have suggested an increased risk of bladder cancer with use of the diabetes drug pioglitazone, analyses that included nearly 200,000 patients found no statistically significant increased risk, however a small increased risk could not be excluded, according to a study in the July 21 issue of JAMA.

17-Jul-2015 11:05 AM EDT
Studies Examine Use of Bystander Interventions for Out-of-Hospital Cardiac Arrest
JAMA - Journal of the American Medical Association

Two studies in the July 21 issue of JAMA find that use of interventions such as cardiopulmonary resuscitation and automated external defibrillators by bystanders and first responders have increased and were associated with improved survival and neurological outcomes for persons who experienced an out-of-hospital cardiac arrest.

9-Jul-2015 6:05 PM EDT
Few States Require HPV Vaccine
JAMA - Journal of the American Medical Association

An examination of state vaccination requirements for adolescents finds that the human papillomavirus (HPV) vaccine is currently required in only two states, many fewer than another vaccine associated with sexual transmission (hepatitis B) and another primarily recommended for adolescents (meningococcal conjugate), according to a study in the July 14 issue of JAMA.

9-Jul-2015 6:05 PM EDT
Drug Provides Improvement for Diabetic Kidney Disease Patients with High Potassium Levels
JAMA - Journal of the American Medical Association

Among patients with diabetic kidney disease and hyperkalemia (elevated potassium levels in the blood), a potentially life-threatening condition, those who received the new drug patiromer, twice daily for four weeks, had significant decreases in potassium levels which lasted through one year, according to a study in the July 14 issue of JAMA.

9-Jul-2015 6:05 PM EDT
Studies Examine Cost-Effectiveness of Newer Cholesterol Guidelines and Accuracy in Identifying CVD Risk
JAMA - Journal of the American Medical Association

An examination of the 2013 guidelines for determining statin eligibility, compared to guidelines from 2004, indicates that they are associated with greater accuracy and efficiency in identifying increased risk of cardiovascular disease (CVD) events and presence of subclinical coronary artery disease, particularly in individuals at intermediate risk, according to a study in the July 14 issue of JAMA.

2-Jul-2015 2:05 PM EDT
Association Between Genetic Condition, Hormonal Factors, and Risk of Endometrial Cancer
JAMA - Journal of the American Medical Association

For women with Lynch syndrome, an association was found between the risk of endometrial cancer and the age of first menstrual cycle, having given birth, and hormonal contraceptive use, according to a study in the July 7 issue of JAMA. Lynch syndrome is a genetic condition that increases the risk for various cancers.

2-Jul-2015 2:05 PM EDT
Findings Suggest Improvement in Management of Localized Prostate Cancer
JAMA - Journal of the American Medical Association

After years of overtreatment for patients with low-risk prostate cancer, rates of active surveillance/ watchful waiting increased sharply in 2010 through 2013, and high-risk disease was more often treated appropriately with potentially curative local treatment rather than androgen deprivation alone, according to a study in the July 7 issue of JAMA.

2-Jul-2015 2:05 PM EDT
Benefit of Extending Anticoagulation Therapy Lost After Discontinuation of Therapy
JAMA - Journal of the American Medical Association

Among patients with a first episode of pulmonary embolism (the obstruction of the pulmonary artery or a branch of it leading to the lungs by a blood clot) who received 6 months of anticoagulant treatment, an additional 18 months of treatment with warfarin reduced the risk of additional blood clots and major bleeding, however, the benefit was not maintained after discontinuation of anticoagulation therapy, according to a study in the July 7 issue of JAMA.

2-Jul-2015 2:05 PM EDT
Life Expectancy Substantially Lower With Combination of Diabetes, Stroke, or Heart Attack
JAMA - Journal of the American Medical Association

In an analysis that included nearly 1.2 million participants and more than 135,000 deaths, mortality associated with a history of diabetes, stroke, or heart attack was similar for each condition, and the risk of death increased substantially with each additional condition a patient had, according to a study in the July 7 issue of JAMA.

2-Jul-2015 2:05 PM EDT
Stroke Associated With Both Immediate and Long-Term Decline in Cognitive Function
JAMA - Journal of the American Medical Association

In a study that included nearly 24,000 participants, those who experienced a stroke had an acute decline in cognitive function and also accelerated and persistent cognitive decline over 6 years, according to an article in the July 7 issue of JAMA.

18-Jun-2015 4:05 PM EDT
Drug Used in ED Medications Associated With Small Increased Risk of Malignant Melanoma
JAMA - Journal of the American Medical Association

Among men in Sweden, use of erectile dysfunctions drugs with phosphodiesterase type 5 inhibitors was associated with a modest but significant increased risk of malignant melanoma, although the pattern of association raises questions about whether this association is causal, according to a study in the June 23/30 issue of JAMA.

18-Jun-2015 4:05 PM EDT
Implantable Cardioverter-Defibrillators Underused Among Older Patients After Heart Attack
JAMA - Journal of the American Medical Association

Among Medicare patients who experienced a heart attack from 2007 to 2010, fewer than 1 in 10 eligible patients with low ejection fraction (a measure of how well the left ventricle of the heart pumps blood with each beat) received an implantable cardioverter-defibrillator (ICD) within 1 year after the heart attack, even though ICD implantation was associated with a lower risk of death at 2 years after implantation, according to a study in the June 23/30 issue of JAMA.

18-Jun-2015 4:05 PM EDT
Benefit of Early Screening for Vascular Disorder Among Extremely Preterm Infants
JAMA - Journal of the American Medical Association

Among extremely preterm infants, early screening for the vascular disorder patent ductus arteriosus before day 3 of life was associated with a lower risk of in-hospital death and pulmonary hemorrhage, but not with differences in other severe complications, according to a study in the June 23/30 issue of JAMA.

18-Jun-2015 4:05 PM EDT
Mixed Findings Regarding Quality of Evidence Supporting Benefit of Medical Marijuana
JAMA - Journal of the American Medical Association

In an analysis of the findings of nearly 80 randomized trials that included about 6,500 participants, there was moderate-quality evidence to support the use of cannabinoids (chemical compounds that are the active principles in cannabis or marijuana) for the treatment of chronic pain and lower-quality evidence suggesting that cannabinoids were associated with improvements in nausea and vomiting due to chemotherapy, sleep disorders, and Tourette syndrome, according to a study in the June 23/30 issue of JAMA.

18-Jun-2015 4:05 PM EDT
Study Finds Inaccuracy in Dosing of Edible Medical Marijuana Products
JAMA - Journal of the American Medical Association

An analysis of edible medical marijuana products from 3 major metropolitan areas found that many had lower amounts of key substances than labeled, which may not produce the desired medical benefit, while others contained significantly more of a certain substance than labeled, placing patients at risk of experiencing adverse effects, according to a study in the June 23/30 issue of JAMA.

11-Jun-2015 4:05 PM EDT
Extremely Preterm Infants Enrolled in RCTs Do Not Experience Worse Outcomes
JAMA - Journal of the American Medical Association

In a group of more than 5,000 extremely preterm infants, important in-hospital outcomes were neither better nor worse in infants enrolled in randomized clinical trials (RCTs) compared with eligible but nonenrolled infants, findings that may provide reassurance regarding concerns about performing RCTs in this vulnerable population, according to a study in the June 16 issue of JAMA.

11-Jun-2015 4:05 PM EDT
Development Assistance for Health Has Increased Since 1990 for Low-Income Countries
JAMA - Journal of the American Medical Association

Funding for health in developing countries has increased substantially since 1990, with a focus on HIV/AIDS, maternal health, and newborn and child health, and limited funding for noncommunicable diseases, according to a study in the June 16 issue of JAMA.

11-Jun-2015 4:05 PM EDT
Study Shows Benefit of Higher Quality Screening Colonoscopies
JAMA - Journal of the American Medical Association

An analysis that included information from more than 57,000 screening colonoscopies suggests that higher adenoma detection rates may be associated with up to 50 percent to 60 percent lower lifetime colorectal cancer incidence and death without higher overall costs, despite a higher number of colonoscopies and potential complications, according to a study in the June 16 issue of JAMA.

11-Jun-2015 4:05 PM EDT
Trial Compares Antibiotics vs Appendectomy for Treatment of Appendicitis
JAMA - Journal of the American Medical Association

Among patients with uncomplicated appendicitis, antibiotic treatment did not meet a prespecified level of effectiveness compared with appendectomy, although most patients who received antibiotic therapy did not require an appendectomy, and for those who did, they did not experience significant complications, according to a study in the June 16 issue of JAMA.

4-Jun-2015 5:05 PM EDT
Examination of Gastroenteritis Hospitalization Rates Following Use of Rotavirus Vaccine
JAMA - Journal of the American Medical Association

Following implementation of rotavirus vaccination in 2006, all-cause acute gastroenteritis hospitalization rates among U.S. children younger than 5 years of age declined by 31 percent - 55 percent in each of the post-vaccine years from 2008 through 2012, according to a study in the June 9 issue of JAMA.

4-Jun-2015 5:05 PM EDT
MCAT Predicts Differently for Students Who Test with Extra Time
JAMA - Journal of the American Medical Association

Among applicants to U.S. medical schools, those with disabilities who obtained extra test administration time for the Medical College Admission Test in use from 1991 to January 2015 had no significant difference in rate of medical school admission but had lower rates of passing the United States Medical Licensing Examination Step examinations and of medical school graduation, according to a study in the June 9 issue of JAMA, a theme issue on the Americans with Disabilities Act.

4-Jun-2015 5:05 PM EDT
Control System Shows Potential for Improving Function of Powered Prosthetic Leg
JAMA - Journal of the American Medical Association

A control system that incorporated electrical signals generated during muscle contractions and gait information resulted in improved real-time control of a powered prosthetic leg for different modes of walking (such as on level ground or descending stairs), according to a study in the June 9 issue of JAMA, a theme issue on the Americans with Disabilities Act.

4-Jun-2015 5:05 PM EDT
Overall Rate of Traumatic Spinal Cord Injury Remains Stable in U.S.
JAMA - Journal of the American Medical Association

Between 1993 and 2012, the incidence rate of acute traumatic spinal cord injury remained relatively stable in the U.S., although there was an increase among older adults, mostly associated with an increase in falls, according to a study in the June 9 issue of JAMA, a theme issue on the Americans with Disabilities Act.

28-May-2015 4:05 PM EDT
Study Questions Effectiveness of Computerized Clinical Decision Support Systems
JAMA - Journal of the American Medical Association

An analysis of the use of computerized clinical decision support systems regarding orders for advanced diagnostic imaging found that the systems failed to identify relevant appropriateness criteria for the majority of orders, according to a study in the June 2 issue of JAMA.

28-May-2015 4:05 PM EDT
Multifaceted Intervention Associated With Modest Decrease in Surgical Site Infections
JAMA - Journal of the American Medical Association

Implementation of a pre-surgical intervention that included screening for the bacteria Staphylococcus aureus, treating patients who were positive for this bacteria, and the administration of antibiotics based on these culture results was associated with a modest reduction in S aureus surgical site infections, according to a study in the June 2 issue of JAMA.

28-May-2015 4:05 PM EDT
Examination of Antidepressant Use in Late Pregnancy and Newborn Respiratory Disorder
JAMA - Journal of the American Medical Association

An analysis of approximately 3.8 million pregnancies finds that use of antidepressants late in pregnancy may be associated with an increased risk of persistent pulmonary hypertension of the newborn (PPHN), according to a study in the June 2 issue of JAMA. However, the absolute risk was small and the risk increase appears more modest than suggested in previous studies. PPHN is a rare but life-threatening condition that occurs when a newborn's circulation system doesn't adapt to breathing outside the womb.

21-May-2015 5:05 PM EDT
Study Finds Association Between Exposure to Aflatoxin and Gallbladder Cancer
JAMA - Journal of the American Medical Association

In a small study in Chile that included patients with gallbladder cancer, exposure to aflatoxin (a toxin produced by mold) was associated with an increased risk of gallbladder cancer, according to a study in the May 26 issue of JAMA.

21-May-2015 4:05 PM EDT
Study Examines Association of Genetic Variants with Cognitive Impairment
JAMA - Journal of the American Medical Association

Individually rare but collectively common intermediate-size copy number variations may be negatively associated with educational attainment, according to a study in the May 26 issue of JAMA. Copy number variations (CNVs) are regions of the genome that differ in the number of segments of DNA.

21-May-2015 4:05 PM EDT
Soy Isoflavone Supplement Does Not Improve Symptoms for Poorly Controlled Asthma
JAMA - Journal of the American Medical Association

Although some data have suggested that supplementation with soy isoflavone may be an effective treatment for patients with poor asthma control, a randomized trial that included nearly 400 children and adults found that use of the supplement did not result in improved lung function or clinical outcomes, including asthma symptoms and episodes of poor asthma control, according to a study in the May 26 issue of JAMA. Soy isoflavones are plant (soybean) derived chemicals that have anti-oxidant effects.

21-May-2015 4:05 PM EDT
Subclinical Hyperthyroidism Associated With an Increased Risk of Hip and Other Fractures
JAMA - Journal of the American Medical Association

In an analysis that included more than 70,000 participants from 13 studies, subclinical hyperthyroidism was associated with an increased risk for hip and other fractures including spine, according to a study in the May 26 issue of JAMA. Subclinical hyperthyroidism is a low serum thyroid-stimulating hormone concentration in a person without clinical symptoms and normal thyroid hormone concentrations on blood tests.

14-May-2015 5:05 PM EDT
Studies Examine Prevalence of Amyloid among Adults and its Link with Cognitive Impairment
JAMA - Journal of the American Medical Association

Two studies in the May 19 issue of JAMA analyze the prevalence of the plaque amyloid among adults of varying ages, with and without dementia, and its association with cognitive impairment.

14-May-2015 5:05 PM EDT
Study Finds High Prevalence of Metabolic Syndrome in U.S.
JAMA - Journal of the American Medical Association

Nearly 35 percent of all U.S. adults and 50 percent of those 60 years of age or older were estimated to have the metabolic syndrome in 2011-2012, according to a study in the May 19 issue of JAMA.

14-May-2015 5:05 PM EDT
Oral Steroids for Herniated Disk Do Not Improve Pain
JAMA - Journal of the American Medical Association

Among patients with acute radiculopathy (sciatica) due to a herniated lumbar disk, a short course of oral steroids, compared with placebo, resulted in modest improvement in function and no significant improvement in pain, according to a study in the May 19 issue of JAMA.

14-May-2015 5:05 PM EDT
Newer Method of Oxygen Delivery for Patients at Risk of Respiratory Failure after Surgery
JAMA - Journal of the American Medical Association

A relatively new, easier to implement, and better-tolerated method to provide supplemental oxygen to patients at risk of respiratory failure after surgery did not result in a worse rate of treatment failure compared to a more commonly used method, according to a study appearing in JAMA. The study is being released to coincide with its presentation at the American Thoracic Society 2015 International Conference.

7-May-2015 3:05 PM EDT
Public Health Advisories Linked With Reduction of Codeine Dispensing to Postpartum Women
JAMA - Journal of the American Medical Association

Public health advisories from the U.S. Food and Drug Administration (FDA) and Health Canada were associated with significant reductions in the rate of dispensing of codeine to postpartum women, according to a study in the May 12 issue of JAMA.

1-May-2015 12:05 PM EDT
Treatment Reduces Risk of Recurrence of C difficile Infection
JAMA - Journal of the American Medical Association

Among patients with Clostridium difficile infection (CDI) who recovered following standard treatment with the antibiotics metronidazole or vancomycin, oral administration of spores of a strain of C difficile that does not produce toxins colonized the gastrointestinal tract and significantly reduced CDI recurrence, according to a study in the May 5 issue of JAMA.

30-Apr-2015 6:05 PM EDT
Studies Show Effectiveness of Combo Treatment for HCV Patients With, Without Cirrhosis
JAMA - Journal of the American Medical Association

In two studies appearing in the May 5 issue of JAMA, patients with chronic hepatitis C virus (HCV) genotype 1 infection and with or without cirrhosis achieved high rates of sustained virologic response after 12 weeks of treatment with a combination of the direct-acting-antiviral drugs daclatasvir, asunaprevir, and beclabuvir.

16-Apr-2015 2:05 PM EDT
Incidence of Serious Diabetes Complication May Be Increasing Among Youth in U.S.
JAMA - Journal of the American Medical Association

The incidence of a potentially life-threatening complication of diabetes, diabetic ketoacidosis, in youth in Colorado at the time of diagnosis of type 1 diabetes increased by 55 percent between 1998 and 2012, suggesting a growing number of youth may experience delays in diagnosis and treatment, according to a study in the April 21 issue of JAMA, a theme issue on child health.

16-Apr-2015 2:05 PM EDT
No Association Found Between MMR Vaccine and Autism, Even Among Children at Higher Risk
JAMA - Journal of the American Medical Association

In a study that included approximately 95,000 children with older siblings, receipt of the measles-mumps-rubella (MMR) vaccine was not associated with an increased risk of autism spectrum disorders (ASD), regardless of whether older siblings had ASD, findings that indicate no harmful association between receipt of MMR vaccine and ASD even among children already at higher risk for ASD, according to a study in the April 21 issue of JAMA, a theme issue on child health.



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