Maternal Exposure To Crack Cocaine Produces Stressed Newborns
...n the 1980s produced conflicting findings and were biased attimes by unscientific techniques, the Brown study is designed to providescientifically valid findings about the effects of substance exposure in thewomb. "Newborns who were exposed to crack looked like normal babies but didn't actlike them," said ...UI study suggests variable effects of fetal alcohol syndrome on brain
...piled to date has been highly selective and almost biased toworst-case scenarios," Miller said, referring to the .30 blood alcoholconcentration. "Our findings suggest that moderate alcohol overexposure causesan increase in the number of axons, whereas high alcohol overexposure causes abreakdown, thus reduci......the unique thing about this study is that it wasnt biased by referral to gastroentereologists. NAFLD was more likely in older people and those with higher body mass index (a measure of obesity), higher levels of triglycerides, or diabetes. Even after controlling for these four variables, men had 2.5 times t...Study suggests mechanical forces drive early heart development
...believe that when the heart is formed its slightly biased to the right normally , and that the membrane pushes it the rest of the way," Taber explained.Taber says engineers are just now looking at growth in the mature heart. His theory will be valuable in looking at these situations. Growth occurring in t...Dartmouth research examines the value of cancer screening
...classified may have caused misclassifications that biased study results in favor of screening, Dartmouth researchers demonstrated. They suggest an additional method of tallying all deaths to help avoid the misinterpretations that can lead investigators to overestimate or underestimate the value of cancer sc...Misclassification of death may influence perceived value of cancer screening
... misclassifications in the cause of death may have biased the trial results in favor of screening. The findings appear in the Feb. 6 issue of the Journal of the National Cancer Institute . Disease-specific mortality is the most widely accepted end point in randomized clinical trials of cancer screening. ...Estrogen may dictate what problem-solving strategy brain uses
...t require different cognitive strategies, estrogen biased the rats to use a place, or spatial, strategy, said Donna L. Korol, a psychology professor at the University of Illinois at Urbana-Champaign. Those not given estrogen are better using a response, or non-spatial, strategy. This suggests that estrogen...Molecularly targeted drug slows tumor growth in patients
...given. This rigorous trial design greatly reduces biased results. Like other molecularly targeted drugs, bevacizumab is designed to specifically interfere with a biological process that promotes tumor growth or survival. This drug targets the angiogenic process -- the growth of new blood vessels that prov...Lingering cognitive impairment may be linked to coronary bypass surgery
... methods that they consider to be more sound, less biased and less likely to over-estimate occurrence than those used in previous research. The researchers also, for the first time, documented that the cognitive declines persist beyond the first couple of weeks. The study appears in the July issue of Neur...Risk from breast cancer susceptibility gene may be exaggerated in most studies
...erably lower estimates. But this strategy, too, is biased and can still lead to inflated penetrance estimates, according to study author Colin B. Begg, Ph.D., of the Memorial Sloan-Kettering Cancer Center, New York. He argues that all risk factors for breast cancer are over-represented in incident cases of...Men, women and the green eyed monster
...ues believed that this method ofassessment created biased results. Differences in gender only emerge, theyfound, when participants are forced to consider the infidelity events inopposition to one another. In short, it's how participants are asked thequestions, not an innate psychological mechanism shaped by...Correction for reporting delays and errors may lead to changes in recent cancer incidence data
... delay and reporting errors may produce downwardly biased cancer incidence trends, particularly in the most recent diagnosis years," the authors conclude. They add that having the best possible estimate of cancer incidence is important to help quantify the relationship between changes in medical practice a...Study: Transferred patients hurt big hospitals' rankings
...at UMHS. "But we find that such assessments may be biased against the most advanced medical centers, because they're the hospital of last resort for patients with the most complex and severe problems. That means quality models need to change, to make scores and rankings more accurate." Rosenberg led the stu...Physicians not 'easy marks' for drug sales reps, argues O.R. study
...SRs. They recognize that information presented is biased toward the promoted drug and is unlikely to be objective." Benefit of Drug Samples In "Prescription Drug Promotion: The Role and Value of Physicians' Samples Under Competition," Kissan Joseph of the University of Kansas and Murali K. Mantrala of ZS...Longer commute for cancer treatment associated with better survival
... patient travel distance raises the possibility of biased conclusions about which drugs should advance to phase III evaluation. The study, conducted by Elizabeth B. Lamont, M.D., of the Massachusetts General Hospital Cancer Center in Boston, and her colleagues at the University of Chicago, involved 110 pa...First steps towards a vaccine for pancreatic cancer
...er. However, and this is a big however, we may be biased in who we selected for the study. Only people who could have an operation were eligible; we screened out people who had evidence of spread of tumor before they entered the study. Perhaps, just by chance, we got a few people who were destined to do ...Re-examining alcohol problems among American Indian communities
...ch using non-random samples that may have provided biased estimates. The second concerns the importance of cultural differences, both in terms of alcohol dependence and related to other factors such as gender, age, and marital status." Although the study found higher rates of alcohol dependence among men i...Concerns over the value of animal experiments
...earch. We would not tolerate haphazard potentially biased reviews of human research so why should we tolerate this for animal research? New research, whether in animals or humans, should only be carried out after a proper systematic review of the existing research. What's more, comparing results from system...Aggressive heart therapies still underused, despite blood chemical status
...rocedures among troponin-positive patients appears biased by CK-MB status despite this risk pattern." Newby said that recognition of these risk differences may contribute to more appropriate use of antiplatlet therapy and angioplasty. For their analysis, the researchers consulted the nationwide quality impr...Negative side effects downplayed in prostate cancer treatment guides, U-M study finds
...nt options. In general, though, the materials were biased toward active treatment over watchful waiting and the impact of side effects was minimized. The researchers also found the average reading level for the materials was above the ninth-grade level typical for health information but above th...