More older women are retaining 'young' breasts causing potential screening problems
...17% of 65 to69-year-olds. They then calculated the ratio of screen-detected cancers to the total number of screen-detected cancers plus those cancers arising in the interval between screening, to estimate the sensitivity of the mammograms i.e. the ability of the mammogram to detect cancer accurately in tho...Video games, not TV, linked to obesity in kids
... children and calculating their body mass index, a ratio of height to weight that indicates how fat or thin a person is. "While both television and video game play can be reasonably be considered sedentary activities, video game play was related to children's weight status while television was not," she sa...Latest cancer research features small molecule therapy, and the preventative benefits of sunshine
... with the most total sunlight exposure had an odds ratio of 0.65. With less sunlight exposure, the risk inc...t amount of outdoor time under the sun had an odds ratio of 1.0. Outdoor time on days off work was most strongly related to reduced risk of non-Hodgkin ly...Other highlights in the April 7 JNCI
...pital, Boston, evaluated whether PSA response--the ratio of the rate of PSA change after salvage hormonal therapy to the rate of PSA change before salvage therapy--is associated with prostate cancer-specific mortality. They found that PSA response was associated with time to prostate cancer-specific morta...Trans fat linked to increase in cholesterol
... the total to high density lipoprotein cholesterol ratio TC/HDL-C, a major factor in the progression of cardiovascular disease. The authors of the study, "Trans Fat Increases Total/HDL Cholesterol Ratio in a Porcine Model of Cardiovascular Disease," are Kyle K. Henderson, R. Scott Rector, Ying Liu, Tom R....Migraine with aura, cholesterol increase risk of stroke in women
...ncreased risk was also associated with an elevated ratio of total cholesterol: high-density lipoprotein cholesterol (HDL), or decreased HDL. Previous studies have suggested an increased risk of ischemic stroke in men with a high total cholesterol: HDL ratio, and this study extends these findings to women. ...Mexican Americans at greater risk for stroke than non-Hispanic whites
...ogists. Cerebrovascular disease incidence and risk ratio estimates comparing stroke in Mexican Americans and non-Hispanic whites were calculated. During the study period, 2,350 cerebrovascular events occurred, 54 percent of which were in Mexican Americans. The crude annual total cerebrovascular event rate ...Study shows possible link between Parkinson's medication and cardiac valve disease
...roximately two- to three-fold increased risk (odds ratio 3) of regurgitation in the pergolide patients. In ...4-fold increased risk of significant leakage (odds ratio 18). "Our study demonstrates that pergolide may injure cardiac valves and, since they are available,...Chemical brain scans may help reassure brain tumor patients
... high or low. And, the U-M team shows, by making a ratio between the levels of two chemicals, it's possible...-altered tissue. For example, the choline/creatine ratio for recurrent tumor tissue was 2.30, while normal tissue had a ratio of 1.02 and tissue with treatme...Vaccine reduces racial disparity in incidence of childhood pneumonia and meningitis
...r than among whites; in 2002, the black-white rate ratio had been reduced to 2.2. Incidence among black children younger than 2 years went from being 3.3 times higher than among white children in the prevaccine period to 1.6 times higher in 2002," the authors write. By 2002, 74 percent of white children ...Study suggests breastfeeding reduces cardiovascular risk later in life
...ile (an indicator of atherosclerosis risk) was the ratio of 'bad' to 'good' (LDL to HDL) cholesterol, and c...en given breastmilk during infancy had a 14% lower ratio of LDL to HDL cholesterol and lower concentrations of CRP than adolescents who had been given formul...Advances emerging in hepatitis management
...s, AST/ALT (aspartate to alanine aminotransferase) ratio and SAP. The Knodell inflammatory score is a numerical scoring system (0-18) that grades the degree of inflammation in liver biopsies, and the Ishak fibrosis score (0-6) is a scoring system that stages the degree of fibrosis in liver biopsies. ...Delay in transfer to the ICU increases risk of death
...ency of vital signs? And does the nurse-to-patient ratio influence a nurse's decision to contact a physician when patients suffer physiologic deterioration?"...'Safe' levels of lead, cadmium
...to the highest quartile was significant. The odds ratio for developing PAD was 2.88 for those with the highest blood lead levels compared to those with the lowest levels of lead in their blood. PAD was associated with blood lead concentrations that were 13.8 percent higher on average than in su...Naltrexone injections for alcohol dependence: once-a-month treatment helps maintain sobriety
...bolism of the depot formulation produces a greater ratio of the metabolite to the parent compound, which can produce fewer adverse effects." Several side effects, however, were reported. "The side effect that was greater in the naltrexone group than in the placebo group was upper abdominal pain, whi...Antipsychotic drug prescriptions nearly double for kids with ADHD
... physicians to carefully consider the risk/benefit ratio in their decision making about prescribing practices for the new generation of antipsychotics. The medications are very effective. However, it is important for us as physicians to develop increased understanding of behavioral changes as they relate t...Vioxx: An unequal partnership between safety and efficacy
...ady available, and the perceived benefit-to-hazard ratio of the new treatment. The Vioxx story is one of blindly aggressive marketing by Merck mixed with repeated episodes of complacency by drug regulators. We need clear statements from all parties in this sorry tale about the lessons to be learned. Withou...Nicotine more addictive when combined with other tobacco smoke chemicals, UCI study finds
...omponent of tobacco smoke, present in a one-to-two ratio to nicotine," said James Belluzzi, lead researcher and adjunct professor of pharmacology in the UCI College of Medicine. "Additionally, there is evidence that acetaldehyde may play a role in alcohol addiction." Belluzzi, researcher Ruihua Wang a...ZETIA(R) co-administered with fenofibrate provided complementary lipid lowering efficacy
...m trial, 619 patients were randomized in a 3:3:3:1 ratio to one of four daily treatments for 12 weeks: ZETIA 10 mg (n=185), fenofibrate 160 mg (n=188), ZETIA 10 mg plus fenofibrate 160 mg (n=183) and placebo (n=63). The study population was comprised of 619 patients, ages 18 to 75 with mixed hyperlipidem......ortest (below 5'7" for men, 5'1" for women). Odds ratio for AF in the tallest quartile was 1.51. Results for the two forms of AF were similar. Tall stature is a "potent predictor" of AF in patients with LVD, and may contribute to higher prevalence of AF in men, researchers said....