Prevalence in Biological News

Annual Michael & Susan Dell lectureship in child health

... from 1976� and 2003� found the prevalence of obesity increased. For children ages 2𔃃, prevalence increased from 5 percent to 12.4 percent. For those ages 6󈝷, prevalence increased from 6.5 percent to 17 percent and for ...

Differences in neighborhood food environment may contribute to disparities in obesity

... outlets is associated with a lower BMI and lower prevalence of obesity. BMI-unhealthy food stores and ... not significantly associated with higher BMI or prevalence of obesity. The findings are published in the ... was associated with a lower mean BMI, a lower prevalence of overweight adults, and a ...

Grazing animals help spread plant disease

... helping to spread plant disease quadrupling its prevalence in some cases and encouraging an invasion of ... such as mule deer, rabbits and feral pigs on the prevalence of barley and cereal yellow dwarf viruses, which ... plant eaters were kept out of test plots, the prevalence of this virus was only about 5 percent. It rose ...

Where do the fattest Germans live?

... performed a study of the regional differences in prevalence in general medical care. Their results are ... The study found that the mean prevalence of obesity was 22.8%, with a maximum in ... above 30 are regarded as obese. The mean prevalence of increased waist circumference was 36.5%, with ...

The good, the bad and the smelly: USGS at the 2008 Coral Reef Symposium

... From 2003 to 2007, researchers documented disease prevalence on A. palmata around St. John that ranged from 0 ... found that as water temperature increased, the prevalence of disease on both bleached and unbleached coral ... hypothesis by indicating that disease prevalence and severity increase when colonies bleach, at ...

New technique determines the number of fat cells remains constant in all body types

... Centers for Disease Control and Prevention, the prevalence of overweight and obesity has increased sharply ... show that among adults aged 20-74 years the prevalence of obesity increased from 15 percent (in the ... and teens. For children aged 2-5 years, the prevalence increased from 5 percent to 13.9 percent; for ...

Extreme nausea and vomiting varies among pregnant women from different countries

... whether the mothers country of birth affected the prevalence of hyperemesis gravidarum. Vikanes is primary author of the paper Variations in prevalence of hyperemesis gravidarum by country of birth: A ... out of 900, 000 pregnancies, giving an overall prevalence of 0.89 percent. Data on the mothers country of ...

Varying prevalence among ethnic groups of gene mutation that increases risk of breast cancer

... Hispanic women were found to have the highest prevalence of the cancer-associated gene mutation BRCA1 at 3.5 percent, with Asian Americans having the lowest prevalence (0.5 percent), according to a study in the ... of Ashkenazi Jewish ancestry. Information on the prevalence of BRCA1 mutation carriers in racial/ethnic ...

Research shows rates of severe childhood obesity have tripled

... Health and Nutrition Examination Survey (NHANES). They looked at the prevalence of obesity and severe obesity in a study population of 12,384 children, ... classification and detail the severity of the problem. They found that the prevalence of severe obesity tripled (from 0.8 percent to 3.8 percent) in the period ...

22nd Congress of the European College of Neuropsychopharmacology, Sept. 12-16, 2009, Turkey

... causes of disease burden. What makes the situation worse is that the prevalence of mental and neurological disorders is expected to grow for a variety of ... million people have dementia (about 1.1𔂿.3% of the population). The prevalence of Alzheimers disease is expected to rise dramatically with an ageing ...

Hypertension among lower-status employees lingers well into retirement

... and others. Overall, the link between higher-status occupation and lower prevalence of hypertension was stronger for male seniors than for female seniors. ... on the lower rungs of the professions. This could account for their higher prevalence of hypertension when compared to female managers. Whatever the reason, the ...

Simple test helps predict heart attack risk

... blood pressure test). For the first time, researchers determined the prevalence of peripheral arterial disease (PAD) in a large population of women and ... shown to improve risk prediction, they could be very valuable because the prevalence of abnormal values is high in populations not known to have high risk," ...

Study finds MRSA in Midwestern swine, workers

... systems in Iowa and Illinois. At Production System A, the overall prevalence of MRSA was 70 percent in swine and 64 percent in workers. At Production ... for MRSA. The researchers could not determine why System A had a high prevalence rate of MRSA among its swine and swine handlers, but listed several ...

Indiana University research at American Public Health Association meeting

... percentage of Master Swimmers classified as obese (5.4 percent) and the prevalence of obesity-related diseases such as hypertension (6.5 percent), diabetes ... who lived in cities with a strong smoke-free air law perceived a lower prevalence of smoking in their city, were less likely to report that other people in ...

Study identifies trends of vitamin B6 status in US population sample

... the four sub-groups where vitamin B6 inadequacy was most prominent, the prevalence of low plasma PLP levels significantly exceeded 10 percenteven among those ... for vitamin B6 is high enough. "We have identified populations with a high prevalence of apparently inadequate vitamin B status," Morris says. "However, it is ...

MNI researchers locate neurological basis of depression following sports concussion

... symptoms experienced by athletes following sports concussion. The prevalence of depression in the general population is around 5%, whilst the prevalence of depression in head trauma patients can reach an astounding 40 %. ...

Study examines genetic defects linked to body abnormalities in patients with childhood cancer

... Children with cancer have a higher prevalence of body abnormalities, such as asymmetric lower limbs and curvature of the ... Amsterdam, the Netherlands, and colleagues conducted a study to assess the prevalence of morphological (body structure) abnormalities in a large group of ...

Vitamin B-12 function may be diminished by excessive folate

... Ph.D., and Paul Jacques, D.Sc, also of the USDA HNRCA, have shown that the prevalence of anemia and cognitive impairment among U.S. elderly who are vitamin B12 ... due to high blood folate, is also manifested clinically through higher prevalence of anemia and cognitive impairment. Results of the present study are ...

K-State researchers findings on E. coli

... University has found that cattle fed distiller's grain have an increased prevalence of E. coli 0157 in their hindgut. This particular type of E. coli is ... in pathobiology. Through three rounds of testing, Nagaraja said the prevalence of 0157 was about twice as high in cattle fed distiller's grain compared ...

Women more depressed and men more impulsive with reduced serotonin functioning

... studys findings might be relevant in understanding why women show a higher prevalence of mood and anxiety disorders compared to men, while men show a higher prevalence of alcoholism, ADHD and impulse control disorders. John H. Krystal, M.D., ...

Prolonged respiratory problems for oil spill clean-up volunteers

... for at least one day, most during the first seven weeks of the spill. prevalence rates of lower and upper respiratory tract symptoms were significantly ... but remained significant. Importantly, they found that the increased prevalence of upper- and lower-respiratory tract symptoms persisted for more than a ...

Study finds a high rate of asthma in college athletes

... & Science in Sports & Exercise, paralleled earlier findings of a high prevalence of exercise-induced asthma among Olympic athletes. The work also ... the sex of the athlete nor the breathing demands of the sport affected the prevalence of exercise-induced asthma, according to Parsons. Exercise is one of ...

Restless legs syndrome affects nearly 2 percent of US/UK children

... from research on adults. The new analysis is the first population-based prevalence study of RLS in children, and it is the first to use specific pediatric ... in school had symptoms of RLS. But there was scant research on the prevalence of RLS in children. The new study included a rigorous analysis of ...

Moving to the US increases cancer risk for Hispanics

... While physicians may not have to change the care they provide, Ramirez said they should be more aware of the diversity and differences in cancer prevalence among this population. "Don't assume that all Hispanics are the same," Ramirez said. "Physicians should probe Hispanic patients more on their ...

The way you eat may affect your risk for breast cancer

... for Cancer Prevention Research . In the editorial Pollak wrote: "there is reason for concern that the 'obesity epidemic' may lead to an increased prevalence of a hormonal profile associated with elevated cancer risk and/or an adverse cancer prognosis. Therefore, in addition to its well-known general ...

Most older long-term cancer survivors have poor health habits

... of 753 older (aged 65 years or over), long-term (five or more years post-diagnosis) breast, prostate, and colorectal cancer survivors to estimate the prevalence of poor health habits in this population. Participants were recruited through the North Carolina Central Cancer Registry, the Duke Cancer Registry, ...

Herbicide diversity needed to keep Roundup effective

... Alliance, BASF, Dow AgroSystems, Monsanto and Syngenta funded Johnson's study. His next step is looking at management strategies that reduce the prevalence of other weeds that have built up resistance to glyphosate. ...

UC Davis grant zeroes in on novel asthma diagnosis and treatment

... biochemical pathway where many other common pharmaceuticals such as aspirin, Advil, Aleve, Ibuprofen, Motrin and others are active." The prevalence of asthma has increased 75 percent from 1980 to 1994, according to the Centers for Disease Control. Surveillance for Asthma. Hammock's current ...

Bullies have harassed 14 percent of workers over past 6 months

... over the past six months, with 5.8% suffering frequently and the rest, 8.2%, occasionally. In 2000, the International Labour Organisation said the prevalence of alleged cases of workplace abuse was 5%, a similar figure to the one now obtained by this study. The results also provide evidence that women ...

Penn researchers discover genetic risk factor for testicular cancer

... "Our observed strong association is intriguing and may reflect the impact of the genetic effect of KITLG," Kanetsky says. "However, since the prevalence of the common variant is so high, it may also reflect other underlying factors required in conjunction with KITLG for disease development. This ...

Low levels of vitamin D linked to common vaginal infection in pregnant women

... found that 41 percent of the study participants had BV and of these, 93 percent had insufficient levels of vitamin D. They also found that the prevalence of BV decreased as vitamin D levels rose. Vitamin D may play a role in BV by regulating the production and function of antimicrobial molecules, ...

Genetic factors may predict depression in heart disease patients

... people with heart disease are more susceptible to depression." Researchers say several mechanisms have been suggested to account for the greater prevalence of depression among cardiac patients, including the stress of a poor prognosis and systemic inflammation, although little attention has been paid to ...

Folic acid to prevent congenital heart defects

... decrease is very significant and probably underestimated. During the study period, there was an increase in other factors associated with a higher prevalence of congenital heart defects, so without the fortification we would probably have seen an increase in these defects." Since December 1998, all ...

Predators ignore peculiar prey

... distinguishing trait. Benjamin Fitzpatrick, from the University of Tennessee, worked with Kim Shook and Reuben Izally to study the effects of the prevalence of a dorsal stripe among a group of model salamanders on the foraging behavior of a flock of Blue Jays. He said, "Maintenance of variation is a ...

No insurance? No colonoscopy

... and fecal occult blood testing (FOBT) have been shown to reduce colorectal cancer incidence or mortality. Inadomi draws attention to the high prevalence of 'flat' colonic lesions since some screening methods are less likely to detect flat lesions, patients who opt for these modalities (e.g. for ...

Vitamin D levels linked to asthma severity

... Harvard Medical School and colleagues recruited 616 children with asthma living in the Central Valley of Costa Rica, a country known to have a high prevalence of asthma. Each child was assessed for allergic markers, including both allergen-specific and general sensitivity tests, and assessed for lung ...

The genetic X-factor

... genes of clinical importance, but also highlights the challenges researchers face when carrying out this kind of study. Estimates suggest that the prevalence of learning disability is 2𔃁%. Learning disability is significantly more common in males than in females and genetic causes have long been ...

Study finds multidrug-resistant gram-negative bacteria high in long-term care

... The prevalence of a certain form of drug-resistant bacteria, called multidrug-resistant gram-negative (MDRGN) organisms, far surpassed that of two other common ...

Researchers discover link between schizophrenia and diabetes

... risk. One recent study based on data from the Clinical Antipsychotic Trials of Intervention Effectiveness Schizophrenia Trial showed the prevalence rate of metabolic syndrome, a group of risk factors that include abdominal obesity, high lipid and cholesterol blood levels and insulin resistance, ...

Termite killer lingers as a potent greenhouse gas

... sulfuryl fluoride production," he said. The team's report follows closely on the announcement of a similar finding about the greater-than-expected prevalence of nitrogen trifluoride, a gas used as a cleaning agent during the manufacture of thin-film solar cells, flat panel monitors and other electronics. ...