Tag: "inaccurate" at medical news

Tools for diagnosing heart attack could be inaccurate in some populations

...ese differences may make the risk assessment tools inaccurate if they are applied to other population groups. The study compared how well the tool performed in a mixed-race population in the United States versus an Asian population in Singapore. "What we found was that in Singapore, patients were less likely to...

NIST method improves timing in oscilloscopes

...als change over time. These instruments often have inaccurate internal clocks that distort output patterns, and they also can exhibit random timing errors called jitter. These errors may lead, for example, to false detection of failure in a communications module that is actually working, or to increased electro...

Study shows even limited training improves communication with patients from other cultures

...the researchers were flaws in methodology, such as inaccurate descriptions of the participants, their selection and their training, and lack of objective evaluation of results. Assessments also had to be blinded to prevent any bias from skewing outcomes. Poor use of statistical analysis was also a factor in t...

OHSU researchers help develop portable device to assist those combating balance disorders

...system can substitute auditory cues for missing or inaccurate sensory information from other senses important for balance, such as from sensors in the inner ear and from muscles and skin." The balance feedback device acts much lot like a carpenter's level in alerting the subject to how much they are leaning out...

Researchers discover how malaria parasite disperses from red blood cells

...earchers observed that this theory also offered an inaccurate picture, as the vacuoles ruptured at roughly the same time as the cell membrane. Each step in the release process is a potential avenue for new therapies to treat the disease, Dr. Zimmerberg said. By first understanding how the parasite brings about...

Study highlights the ramifications of medical misdiagnosis

...d often is inaccurately identified as cancer. The inaccurate diagnoses have led to painful biopsies and incorrect treatments that in themselves often worsened the condition of the patient, speeding permanent loss of mobility. "It is unfortunate that individuals afflicted with this rare disabling disease have s...

Multiple-birth babies, boys have higher risk of defects

...e and even education levels that could have led to inaccurate results, Tang said. This way, they only compared babies born to similar mothers, Tang said. This information allows prospective parents, especially those considering fertility treatments that will increase their odds of having multiple children, to ...

University of Utah surgeon returns from Iraq to help start-up company fight cancer

...uring the operation. Because the sense of touch is inaccurate during the operation, up to 40% of patients who go in for a lumpectomy procedure end up needing a second operation because tumor was left behind. This technology may help save healthy breast tissue. It actually causes the cancerous tumors to become f...

Experts question prevalent stereotypes about autism

...the validity of four widely held - and potentially inaccurate - assumptions about the developmental disability. Drawing on the latest in autism research, a psychologist, an epidemiologist, a psychiatrist and a physician will critically assess widespread stereotypes about autism during a symposium entitled "Scie...

Parents need better education to reduce drug overdoses in feverish children

...rents consistently treat childhood fevers based on inaccurate temperature readings and suggest that they would be better off focussing on their child's general well-being rather than just how hot they are. "Parents knowledge about normal body temperature and what constitutes a feverish temperature is poor" add...

Mediterranean diet lowers Alzheimer's risk in American cohort

...ions. One possible limitation of this study is the inaccurate measurement of subjects' diets, though the researchers used a previously developed and tested dietary assessment, and suggest that mismeasurements may have actually caused an underestimation of the association. Also, disease misclassification is a po...

Wait a few minutes: Blood pressure readings lower when patients slow down

...e difference between a clean bill of health and an inaccurate diagnosis. "Currently, most patients get called back for their appointment, sit on the table, and immediately get their blood pressure measured," Turner said. "Our study reaffirmed the American Heart Association's technique that patients should sit i...

Mothers often have inaccurate perceptions of their children's body weight, study shows

...mothers of preschool-aged children frequently have inaccurate perceptions of their children's body mass index and believe they are healthy when they are overweight, according to a new study from the University of California, San Francisco. "A significant number of women believed that their children were normal...

Mayo Clinic study finds coma grossly misrepresented in the movies

... analyzed portrayed coma incorrectly. For example, inaccurate portrayals show miraculous awakenings -- often within seconds and as if from a terrible nightmare -- with no cognitive deficits or other long-lasting effects from the coma. Dr. Wijdicks explains that the actors portraying comatose patients in the mo...

U. Iowa research improves health care delivery for children

...on of an MRI or CT with anesthesia were strikingly inaccurate more inaccurate than estimates of notoriously unpredictable surgery times. "This was very unexpected because while w...

Liver diagnosis breakthrough with Mayo Clinic MRI development

...opsies, which can involve complications and may be inaccurate due to sampling errors. The new technology promises to provide an accurate, painless, and lower risk alternative to liver biopsy and may have implications for diagnosing cancer. These research findings appeared in the journal Radiology. "This is pot...

Depression symptoms less likely in kids with accurate self-perceptions

... "Little attention has been given to the role that inaccurate self-perceptions may play in children's risk for d...uggest a possible self-perpetuating cycle in which inaccurate perceptions lead to elevated depressive symptoms and depressive symptoms lead to decreased accuracy ...

Recovering alcoholics with poor sleep perceptions will likely relapse

...viduals in early recovery from alcoholism who have inaccurate sleep perceptions are more likely to return to drinking. Results are published in the December issue of Alcoholism: Clinical & Experimental Research . "The usual perception of alcohol's effects on sleep in nonalcoholics is that it helps sleep," e...

Blacks less likely to recognize overweight and obesity, study shows

...he study was not designed to determine whether the inaccurate statements were intentional or not. The study fo...n and women were twice as likely as whites to make inaccurate body weight perceptions, and obese black adults were even more likely to exhibit weight status mispe...

AASM position statement: Treating insomnia with over-the-counter sleep aids, herbal supplements

...ealth benefits to consumers, unproven products and inaccurate information can pose a threat to the health and well-being of consumers and cause economic injury."(8) The FTC has been particularly concerned about the marketing of dietary supplements for use in children.(9) AASM Position There is only limited...

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(Date:8/27/2014)... Gamblers are greedy bird-brains, University of Warwick research finds ... when they make risky decisions, new research has shown. ... University of Warwick,s Department of Psychology, conducted tests that ... more likely to gamble for high-value than low-value rewards. ... argue that the test results show the important role ...
(Date:8/26/2014)... a colony of harmful bacteria, biofilms make the ... in a biofilm pose a significant health risk ... treatment, and biofilm-protected bacteria account for some 80 ... are 50 to 1,000 times more resistant to ... we may have stumbled onto a magic bullet," ...
(Date:8/26/2014)... pressure from policymakers, consumers, and suppliers has prompted ... reducing the pollutants they emit from their smokestacks ... must also assess environmental performance at every step ... materials to the use and recycling of their ... the discipline known as life cycle engineering, which ...
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