Tag: "calculated" at medical news

Benefits Of Annual Mammography Outweigh Radiation Risks Of Cancer

...45 percent reduction in cancer deaths. Dr. Feig calculated that if all women in the trial actually had been screened annually instead, there might have been as much as a 75 percent reduction in breast cancer deaths. "Considering the reasonable cost and the fact that the benefits outweigh th...

Fat: It's Not For Breakfast Anymore; Study Finds Fat Linked To Clotting

... these margarines. Factor VIIa levels were calculated by subtracting the levels of factorVIIa taken before the meal and levels taken at 1 and 3 p.m. The Factor VIIa responses rose significantly -- about 11 to 16 milliunit (mU/mL) -- in those who ate the high-fat diets. In contrast, levels werel...

Sunlight Poses Universal Cataract Risk

...isible light from the sun. The researchers calculated there is a 10 percent increase in risk forcataract for every 0.01 "Maryland sun years" of exposure. A Maryland sun-year isthe amount of UV-B that falls in Maryland over one year. The eye receivesanywhere from 9 percent to 18 percent of this exposure....

Candles with lead wicks emit lead into the air

...meter. In addition tomeasuring emission rates, he calculated concentration levels of lead in the airin an enclosed space after one hour and then again, for five hours. "The half-life of lead in air obviously would make a difference in terms of itbeing inhaled. A recent study has shown that particles emitted b...

Lifetime Risks And Costs Of Heart Disease Much Higher For Obese

...a method ofestimating a person's body fat. BMI is calculated by dividing weight inkilograms by the square of height in meters. Based on National Institutes ofHealth guidelines, individuals with BMIs of 30 or greater are considered obese,while those with BMIs of 25 -29 are considered overweight. In this study...

Biochemical Marker Targets Brain Injury Leading To Movement Problems After Stroke

...and NAA concentrations in the internalcapsule were calculated for the 18 patients as well as 10 healthy individuals ofsimilar average age who served as controls. The average internal capsule NAA level was 40 for the patient group comparedwith 51 for the control group, and the NAA loss was associated with loss o...

Boys treated with Ritalin, other stimulants significantly less likely to abuse drugs later

...ick, Dr. Thomas Spencer, and Dr. StephenFaraone -- calculated that treating ADHD with medication (stimulants were usedin over 90% of cases) was associated with an 84 percent reduction in risk ofdeveloping a substance use disorder. These researchers will continue to study this entire group of boys in a followup ...

National Cancer Institute to support statewide UNC-CH colon cancer study

...ograms on a far larger scale. "Others have calculated that with screening, treatment and lifestylechanges, 80 percent to 90 percent of colon cancer deaths could be avoided,"Campbell said. "That's a lot of people because colon cancer is, overall, thesecond leading cause of cancer deaths among Americans."...

Return to play not determined by the numbers

...eliable Change scores. Reliable Change Scores are calculated usingdata gathered from many individuals. They depend on a baseline, preseason testscore for each athlete. The post-injury scores are then compared with thepreseason scores and used to determine if the athlete is improving.The Reliable Change score...

Cedars-Sinai Comprehensive Cancer Center adds new dimension in radiation treatment

...e various anglesand doses of radiation are rapidly calculated and displayed for review. The mMLC's capabilities are perfectly suited to the needs of Tim Evans, a52-year-old patient from Las Vegas who was among the first to be treated withthe new system at Cedars-Sinai, said Dr. Thompson. In 1991, Evans had u...

Seasons may change heart attack risk

...etween cooler temperatures andcoronary deaths when calculated on a monthly basis. Researchers say this couldbe due to an increased workload on the heart during the winter, higher bloodpressure and higher fibrinogen, a clotting protein that is associated with anincrease in heart attack risk. But since the tempe...

Duke study: The heavier the mom at delivery, the more likely baby will be delivered by cesarian section

...ore accurate measure of obesity, Bell said. It is calculated by dividingbody weight by the square of the height. In the general population, a BMI of 30is considered obese and 35 is considered morbidly obese.A corresponding definition of obesity for pregnant women has not beendetermined, Bell said. As an exam...

Just a spoonful of thiamin?

...me sort of brain damage," he said. "Atone point I calculated that there were about 10 million people in the U.S.who may have some sign of brain damage related to alcohol," he said. In Australia, the two disorders are often referred to jointly asWernicke-Korsakoff syndrome (WKS), according to Clive Harper, Pro...

ENBREL (etanercept) long-term clinical trial data

...s of cancer, similar to the expected number (10.7) calculated from the NCI SEER database. None of the patients has developed a new autoimmune rheumatic disease. IN POSTMARKETING USE, SERIOUS INFECTIONS AND SEPSIS, INCLUDING FATALITIES, HAVE BEEN REPORTED. MANY OF THESE EVENTS OCCURRED IN PATIENTS PREDISPOSED ...

Silver-coated catheters cut infections & may save money, analysis finds

...cost savings could be substantial. The researchers calculated the cost of detecting and treating a symptomatic UTI at up to $400, and the cost of detecting and treating bacteremia at more than $2,000. Their model showed that silver-coated catheters could save money not only in individual cases, by preventing an...

Virco first to introduce drug-specific biological cut-offs for its HIV resistance tests

... The average and the range of susceptibility were calculated for each drug. The cut-offs were then set at two standard deviations above the mean. This statistical term means that a test result falling above the cut-off can be said to be above the normal susceptible range with 97.5% confidence. Since the su...

Breast cancer risk lower than women think; statistics by age, ethnicity give more realistic picture

... contrast, risk estimates based on current age and calculated for the next decade or two may be more accurate, less prone to misconceptions and, therefore, more meaningful to the public, they say, adding the cautionary not that breast cancer is still poorly understood and that age and race/ethnicity alone canno...

Effective surgery fails to attract patients unless costs are low

...1998 U.S. dollars). The total cost per surgery was calculated at $6.13, including $0.86 for transportation to the village. The inferred average amount people were willing to pay was $1.43. This sum, although negligible to a person living in a developed nation, is considerable in a country where the average wage...

Costs of caring for elders with dementia

...lder family members with dementia, the researchers calculated the number of weekly hours of help respondents reported receiving, adjusted for age, income, chronic health conditions besides dementia, and other factors, multiplied by the 1998 national average wage for a home health aide of $8.20 per hour, and the...

Stanford study investigates treatment cost effectiveness after heart attack

...produced intermediate benefits and costs. The team calculated that in order to cost less than $75,000 for each additional year of life expectancy - a number the team and others often use as a measure of cost-effectiveness - ICDs would need to reduce the number of deaths from ventricular arrhythmias by half and ...

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