Tag: "math" at medical news

MIT Solution To Math Problem Could Lead To Better Dental Implants, More Resistance To Missiles

...gscientist Antonios Giannakopoulos (left) solved a math problem that, among otherthings, offers a way to determine the properties of certain materials that willsave time for automotive factory workers who check the quality of car gears. Photo by Donna Coveney In graded materials--the focus o...

New Math, High-Tech Imaging Solving Old Riddle: How Does The Brain Operate When We Think?

...The researchers demonstrated the accuracy of their math by comparing normalanimalbrain activity to abnormal activity caused by decreased oxygen in the blood. Theteam loweredthe amount of oxygen in animals for about 45 minutes, then recorded changes inMRI signals dueto the decrease in the number of hemoglo...

Abstinence Reduces HIV For High-Risk Women - Even Those Who Relapse - Study Shows

...ompletely. Small Changes, Big Impact Results of math modeling show that success is highest among a targeted group ofintravenous drug users. The researchers modeled a group of 10,000 intravenousdrug using women over a two-year period. If there are 25% relapses to riskybehavior during the period, there w...

Study Reveals Possible Clue For Racial Differences In Prevalence Of High Blood Pressure

... asthey performed an increasingly difficult set of math problems. The rate of forearm blood flow in whites...ore than twice that ofblacks as they performed the math problems. To determine the role of nitric oxide, Panza repeated the experiment aftergiving participa...

Major study finds effects of child care quality linger into the second grade

...classroom practices relate strongly to languageand math skills, while closeness of the relationship with t...pecific findings were thatamong children with good math skills in the second grade, 45 percentattended low-quality centers versus 56 percent who had good ca...

UMass researchers teaching computers to interpret MRIs

... sometimes you're able toaccomplish something with math or statistics that you couldn't have doneotherwise."...

Many Virginians would increase taxes for K-12 education, study finds

...ns believe public schools do a good job ofteaching math and science, although 40 percent of respondents with some collegeeducation disagree, compared to 18 percent of those with less education. Virginians like their public colleges and universities, with 87 percentrating the state as an excellent ...

Children's inability to automatically retrieve building blocks of language, math leads to learning disabilities in reading, writing, arithmetic

... reading disability to those with dual reading and math calculationdisabilities, indicates that this inabi...ve and identify thebuilding blocks of language and math forces children to use more cognitiveresources to recall basic material. This, in turn, means their ...

Age-related declines in mental function

...emember a list of words, then switchtasks and do a math problem, they use areas in the front of the brain ...mberingthe order of a string of unrelated words; a math task, consisting of verifyingthe truth of a simple equation such as (8 x 5) - 8 = 33; a combined tas...

Pets can tame high blood pressure

... blood pressure shot up to 182/126 mm Hg after the math test and 184/129 mm Hg after the speech. Next, all... Six months later, the researchers again performed math and verbal stress reactivity tests. This time, the speech test involved trying to calm a furious br...

Kidney transplant proposal reduces wait from 24 to 14 months, improves equity for blacks & women

...arlo simulation model - a gaming model - and other math models associated with operations research. The authors examined factors such as gender, race, age, tissue type, prior transplants, blood type, and time of entry onto the waiting line. They also looked at patient and donor arrival dates, the distribu...

Specifying alcohol-related brain damage in young women

...with information that is held mentally, like doing math inside your head or making sense of a lecture or set of complex instructions. The brain parts that showed the differences are in areas that we need for finding our way around, and working with all the information we are bombarded with in everyday li...

Air safety, election forecasting lead topics as operations researchers meet in Miami beach

...are little known but indispensable experts who use math and science to improve decision-making, management, and operations in a host of fields.The following presentations may interest reporters -Fighting Terrorism in the Skies Monday, November 5, 8:15-9:45 AM, Fontainebleau, Fleur De Lis Ballroom The Wor...

Acupuncture calms nerves, improves heart function

...stress was produced by having participants perform math problems in their heads and answer aloud, or by a color/word conflict test. In the word test, names of colors are written in ink different from the printed word. Participants must say the name of the color, not read the word. The acupuncture gro...

Hungry children: more depression, suicide, low grades

...e repeated a grade and to have significantly lower math scores. All of these outcomes of hunger emerged after the Cornell researchers controlled for almost two dozen factors that could influence developmental outcomes, including poverty levels, ethnicity, parental education and employment status, and fet...

For the blind, a computer navigation system with its own map

...ed on the project in part because his father, a UF math professor, is blind. Theral Moore, who tested the system, said he found it very helpful as an orientation tool. "If you're out there all alone with only a cane, you can make a little turn here and there, and first thing you know you have no idea whic...

Remembering stressful events may lead to later heart disease

Doing math in your head in a high-pressure environment raises your blood pressure, as does walking a quick and mindless quarter-mile. But new research shows that only the former includes an emotional component, making it a stressor that keeps on giving. Testing...

Physicians not 'easy marks' for drug sales reps, argues O.R. study

...trala of ZS Associates in Evanston, Illinois use a math model to analyze drug samples' impact on patients, physicians, and pharmaceutical manufacturers. They conclude that supplying samples plays a positive role in making the choice between medications. "While critics often argue that this practice advers...

Stanford researchers weigh risks vs. benefits of self-referred body scanning

...ell in the classroom and would rather play than do math homework, so they'll go to an imaging center for a brain scan to try to find out why." Similarly, scanning technology could be used to screen airline passengers for security risks. A scan can show increased blood flow in parts of the brain linked to ...

Diagnosis: mismanagement

...h floor. Operations research is the application of math and science to decision making. The use of operations research techniques to cut health care costs has many precedents. For example, in a seminal 1991 study that appeared in the INFORMS publication Interfaces, Yale University operations researcher R...

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