Patient-centered approach can backfire
...studies have shown that patients generally tend to overestimate adherence, Christensen said. Christensen and other researchers are conducting a similar study on a larger scale at the VA Medical Center in Iowa City and the Jesse Brown VA in Chicago. In the follow-up study, they will have access to additional way...Reanalysis of controversial meta-analysis says writing off rosiglitazone may be premature
...tical model employed by Nissen and Wolski tends to overestimate risk, and some experts call for applying a "correction factor." When the "corrected" data were recomputed using a different model, risk estimates were found to be lower. "Although the risks were still elevated, they were no longer statistically sig...Steps needed to reduce smoking in the US
...nize the harmful effects of smoking, but typically overestimate their ability to escape addiction and fail to appreciate fully the personal impact of the long-term health consequences, the report says. The committee believes that federal regulation is an essential element of a comprehensive approach to tobacc...Opportunistic chlamydia screening 'not underpinned by sound evidence'
...ic evaluations, says the author. They also tend to overestimate the cost effectiveness of chlamydia screening. Introducing a chlamydia screening programme is therefore likely to be an expensive intervention. In Sweden, decreases in rates of chlamydia and its complications occurred at the same time as both wides...Laser probe of a brain pigment's anatomy may offer insight into Parkinson's disease
...t or probe these things," Simon said. "And I can't overestimate how difficult it was to get materials to test." His group worked with small amounts of autopsied brain tissues provided by a research group led by Luigi Zecca at the Italian Institute of Biomedical Technologies. Other researchers in the study were ...Adolescent condom use with 'casual' versus 'main' partners
...er. "Unfortunately, this reveals that teens may overestimate the safety of using condoms most of the time with a casual partner and underestimate the risk of unprotected sex with a serious partner," says lead author Celia Lescano, PhD, with the Bradley Hasbro Children's Research Center and Brown Medical School...Waist-hip ratio should replace body mass index as indicator of mortality risk in older people
...e current guidelines for BMI-based risk categories overestimate the risks of excess weight in people aged over 75 and are inappropriate for older men and women. This concurs with a previous study that found BMIs of 25-27 not to be a risk factor for all-cause and cardiovascular mortality in those aged 65 and over...Higher levels of obesity associated with greater health risks
...mate the risks for extremely obese individuals and overestimate the risks for mildly obese individuals in diverse groups," the researchers write. "More accurately assessing weight-related health risk may both improve policy decisions about obesity and assist women in making informed decisions about their health."...People keep driving even when sleepy
...pact of sleepiness on their driving performance or overestimate their capacity to fight sleepiness. Messages on prevention should therefore focus on convincing sleepy drivers to stop driving and sleep before resuming their journey, they conclude.......ealth, decline." Lacey adds, "It's not that people overestimate their happiness, but rather that they learn how to value life from adversities like being sick. What the sick learn from being sick, the rest of us come to over time." The new study, she explains, sprang from a desire to see whether the experience th...Obesity levels in US are grossly underestimated
...comes to height, young and middle-aged men tend to overestimate their height more than women in the same age group. In 2002, the corrected prevalence of obesity in the U.S. population was 28.7% for adult men and 34.5% for adult women, more than 50% higher than previously estimated. The research, which presents t...Life or death can depend on teenage cancer patients taking their treatments properly
... transplantation. "Furthermore, physicians tend to overestimate drug compliance, yet non-compliance with therapy is widespread amongst adolescents with cancer, who are at particularly high risk, since their malignancies may have a poorer prognosis than those of younger children. Although the literature we reviewe...Diabetic patients often overestimate healthy body weight
Heavier patients with diabetes are more likely to overestimate their "healthiest" body weight compared to those of normal weight, according to a study published in the current issue of Diabetes Care. "We wanted to understand how well patients with diabetes could identify healthy body weight because self-manageme...Advice to children with sleep apnea: Wear that night-time breathing device!
...ed meter, researchers found that parents tended to overestimate usage by approximately two hours. Even those who used the equipment every night only did so for an average of five hours a night, which is insufficient, given children's long sleep hours, Halbower says. In addition, 78 percent of parents told researc...Food experts say public has inadequate understanding of food risk issues
...ome bacteriological hazards that are prevalent and overestimate the risks posed by hazards with low prevalence such as mad cow disease. They noted that the level of education and age were important determinants for the level of understanding of risk issues and messages, but also were of the view that the media te......e and healthy control subjects were most likely to overestimate accuracy. Thus, the test would perform well among patients with obvious and severe disease, but it would be much less accurate when used to detect mild or early disease. In an accompanying commentary, Toshi Furukawa and Gordon Guyatt underscore the i...New study shows that variety is overrated, especially in our choices for others
...hoosing foods for others, we even more egregiously overestimate the desire for variety. "People will choose more variety for others than for themselves, and this tendency [is] even larger when they have to justify their choices," explain Incheol Choi and Youjae Yi (Seoul National University). The subjects in th...Benefits of flu vaccine substantially overestimated says study
...ine effectiveness in elderly people substantially overestimate vaccine benefits, according to new research from the US published today in the International Journal of Epidemiology (IJE), edited at the University of Bristol. Research by Dr Lisa Jackson and colleagues at Group Health Co-operative, Seattle, found e...Adherence to pneumonia treatment guidelines results in better outcomes, Pitt study shows
...sts. Despite its prevalence, physicians frequently overestimate the probability of death in many pneumonia patients, leading to potentially unnecessary and costly hospitalizations. "Pneumonia is common, costly and serious, but for patients at lower risk it often can be treated successfully at home, which is what ......l or imagined defect in their body, and frequently overestimate or underestimate their actual body size. The study, led by Dr Henrik Ehrsson of the UCL Institute of Neurology, used the Pinocchio illusion in combination with functional magnetic resonance imaging to study volunteers' brains. For each volunteer, a...