The Vanderbilt team argues that the bacterium somehow causes the disease, which would fit
with epidemiological studies that have suggested an infectious cause.
Evans sees a more fundamental problem
with epidemiological studies of chronic disorders in older people.
As
with any epidemiological study, even one that is as well - designed as this one, correlation does not prove causation.
Not exact matches
However,
with the exception of women who consumed a high intake of soy during adolescence, the majority of
epidemiological studies (
studies carried out in defined population groups) have not found that women
with higher soy intakes are at lower risk of breast cancer.
The most amazing
epidemiological study on the safety of formula has been going on for decades, it's called «a large proportion of full term humans in the developed world», and there is currently no hard data that there are dangers, or even visible trends associated
with formula.
(1) Breast cancer and breastfeeding: collaborative reanalysis of individual date from 47
epidemiological studies in 30 countries, including 50,302 women
with breast cancer and 96,973 women without the disease.
Breast cancer and breastfeeding: collaborative reanalysis of individual data from 47
epidemiological studies in 30 countries, including 50302 women
with breast cancer and 96973 women without the disease.
Epidemiological studies end
with «broad» findings like «exercise is good unless it is too much» or «aspirine helps prevent heart attacks».
Hrubec noted that an
epidemiological study could determine whether people who have a high rate of exposure, such as healthcare workers or restaurant servers, have a more difficult time becoming pregnant or have a greater likelihood of having children
with neural tube birth defects, but no such
study has been conducted to date.
Earn's team used these findings to estimate how much more virus people
with ordinary flu might produce if their fevers were suppressed, and used
epidemiological studies in people to estimate how many more cases of flu this might cause.
Isoflavones have been shown to slow the growth of breast cancer cells in laboratory
studies, and
epidemiological analyses in East Asian women
with breast cancer found links between higher isoflavone intake and reduced mortality.
This review examines three areas of
study — one, the biological pathways of alcohol - linked breast cancer; two, the
epidemiological risk relationship between drinking and breast cancer; and three, the global burden of breast cancer incidence and mortality that is attributable to drinking —
with a focus on light drinking.
The
epidemiological evidence was strong enough that it led to a whole series of clinical
studies and randomized control trials
with fish oil, says nutritionist Penny M. Kris - Etherton of Pennsylvania State University.
The National Environmental and
Epidemiological Assessment of Recreational Water, or NEEAR, and the Chicago Health, Environmental Exposure, and Recreation
Study, or CHEERS, estimated non-outbreak or sporadic waterborne illnesses caused by contact
with water during recreational activities.
In North and South American
epidemiological studies, the prevalence of elder abuse ranged from about 10 % among cognitively intact older adults to 47 % in older adults
with dementia.
Although
epidemiological studies have suggested that moderate drinking can lower a person's risk of heart attack or stroke, that possibility has not been
studied in a randomized trial
with a control group.
Children born to mothers
with polycystic ovarian syndrome, PCOS, are at an increased risk of developing autism spectrum disorders, according to a new
epidemiological study from Sweden's Karolinska Institutet.
«
Epidemiological studies have demonstrated the association of psychological stress
with incident diabetes.
Dr Kristensen recommends that an inter-disciplinary approach be taken to address this, «by combining
epidemiological data from human
studies with more experimental research on models, such as rodents, it may be possible to firmly establish this link and determine how it happens, so that pregnant women in pain can be successfully treated, without risk to their unborn children.»
A few
epidemiological studies have even found a small correlation between SSRI use during pregnancy and ASD, but that can largely be explained by other factors, such as the severity of a mother's depression, says Lars Henning Pedersen, at Aarhus University in Denmark, who has no affiliations
with any antidepressant manufacturers.
His work involved gathering data for an
epidemiological study about congenital malformations by reading medical reports and talking to families and, Cordier says, his boss «felt that I had a good relationship
with patients and that maybe I could do more» to help them.
The report comes from the Army
Study to Assess Risk and Resilience in Servicemembers (Army STARRS), a multicomponent epidemiological and neurobiological study of Army suicides and their correlates sponsored by the U.S. Army and funded under a cooperative agreement with the U.S. Department of Health and Human Services, the National Institutes of Health and the National Institute of Mental Health (NIH / N
Study to Assess Risk and Resilience in Servicemembers (Army STARRS), a multicomponent
epidemiological and neurobiological
study of Army suicides and their correlates sponsored by the U.S. Army and funded under a cooperative agreement with the U.S. Department of Health and Human Services, the National Institutes of Health and the National Institute of Mental Health (NIH / N
study of Army suicides and their correlates sponsored by the U.S. Army and funded under a cooperative agreement
with the U.S. Department of Health and Human Services, the National Institutes of Health and the National Institute of Mental Health (NIH / NIMH).
The National
Epidemiological and Environmental Assessment of Recreational (NEEAR) Water
Study is combining data from rapid indicators
with beachgoer interviews to get a clearer picture of the link between water quality and human health.
«There's mounting evidence now from
epidemiological studies that prenatal exposure to organophosphate pesticides, and chlorpyrifos in particular, may be associated
with detriments
with IQ in children,» said Kim Harley, an environmental epidemiologist
with the University of California, Berkeley who has
studied effects of pesticide exposure on children in California farm towns.
A 2014
study used
epidemiological data to show egg - based mutations are associated
with low vaccine effectiveness in human populations.
The first big advance occurred in the early 1990s, when
epidemiological studies revealed that 90 to 95 percent of individuals
with the disorder carry a genetic marker associated
with autoimmune disease — self - inflicted damage that occurs when the body mistakes its own tissues for a foreign invader and attacks them.
«Our findings provide important clues to design
epidemiological studies to associate specific toxicant exposures
with health end - points.»
One possible explanation for the discrepancy
with large - scale
epidemiological studies is that the new
study centers on saccharin, a sweetener not used in any of the major soft drinks.
That is the central finding of the first Austria - wide
epidemiological study into the prevalence of mental health problems in Austria, conducted under the supervision of Andreas Karwautz and Gudrun Wagner at MedUni Vienna's Department of Child and Adolescent Psychiatry in collaboration
with the Ludwig Boltzmann Institute Health Promotion Research and published in a child and adolescent psychiatry journal.
Recommendations aimed at reducing the incidence of cancers associated
with nutrition are based on limited but suggestive evidence from
epidemiological studies and animal experiments
• An environmental
epidemiological study should be performed to determine whether air pollution associated
with UNGDO increases the incidence of respiratory illness and cardiovascular disease.
• An environmental
epidemiological study should be performed to determine whether an association exists between health outcomes data and water quality in private drinking wells in communities
with and without hydraulic fracturing.
The researchers pooled data on 27276 women
with endometrial cancer in 36
studies from North America, Europe, Asia, Australia, and South Africa — virtually all the
epidemiological evidence ever collected on the effect of oral contraceptives.
Epidemiological studies showed an association of these bacteria
with levels of illness of people who used the water.
«What we've shown in the monkey model matches a lot of what people have observed in
epidemiological studies of humans,» says Emma Mohr, a pediatric infectious disease fellow at UW — Madison and first author on the
study with Matthew Aliota and Dawn Dudley, research scientists in UW — Madison's schools of Veterinary Medicine and Medicine and Public Health, respectively.
The Kwiatkowski group investigates Plasmodium, Anopheles and human genome variation in large clinical and
epidemiological studies carried out
with partners in over 20 malaria - endemic countries.
Previous
epidemiological studies had linked sugar consumption
with metabolic syndrome, but it had been impossible to prove causation from that research.
Influenza viruses are prevalent worldwide, and it is estimated that more than 200 000 people in the United States are hospitalized each year for respiratory and heart conditions, illnesses associated
with seasonal influenza virus infections.14 Previous
epidemiological studies on associations between influenza infection during pregnancy and ASD reported mixed results.
While some previous
studies report no association between maternal infections during pregnancy and ASD risk,4 - 6 many recent
epidemiological studies report an increased ASD risk in association
with maternal infections7 - 11 and fever during pregnancy.12, 13 Some
studies examine infection timing, but results have been mixed.
Genetic epidemiology combines the genetic method
with the
epidemiological method to
study genetic variation in human populations and their relation
with normal and pathological phenotypical changes.
His long - term collaboration
with Dr. Baruch S. Blumberg, who won the Nobel Prize for his discovery of the hepatitis B virus, led to breakthrough
epidemiological, clinical, and virological
studies of hepatitis B and its link to primary liver cancer, or hepatocellular carcinoma (HCC).
Some
epidemiological studies have linked exposure to formaldehyde over several months
with certain forms of cancer, such as leukemia.
Not only is vitamin D deficiency a risk factor for osteoporosis, but
epidemiological studies and randomized, controlled trials suggest a correlation
with diseases including cardiovascular disease, some cancers, respiratory infections, and multiple sclerosis.
One well - designed
epidemiological study linked tofu consumption
with exaggerated brain aging.
In a large
epidemiological study that followed post-menopausal women for 18 years (Feskanich 2003), it appeared as if Vitamin D, NOT calcium or dairy products, was associated
with reduced risk for hip fractures.
However, a retrospective
epidemiological study by Fort, et al. showed that teenaged children
with a diagnosis of autoimmune thyroid disease were significantly more likely to have received soy formula as infants (18 out of 59 children; 31 percent) when compared to healthy siblings (nine out of 76, 12 percent) or control group children (seven out of 54; 13 percent).
These
studies, along
with epidemiological observations, seem to explain why immune system disorders like multiple sclerosis, Type 1 diabetes, inflammatory bowel disease, asthma and allergies have risen significantly in the United States and other developed countries.»
«We know from some very good
epidemiological studies,» said Dr. Thompson, «that 150 minutes of moderate exercise each week is clearly associated
with improved health outcomes,» including longevity and reduced risk of many diseases.
Against all this concern about methionine are the many randomized trials and
epidemiological studies that have shown that high intakes of chicken, cheese and fish are associated
with long life.
There seems to be many
epidemiological studies that show vegans and vegetarians dying of the same heart diseases that omnivores die of, but I did not find any
studies that prove cause - and - effect
with the rates of non meat - eaters and cause of death.