Sentences with phrase «previous association studies»
In the new study, the lab has conducted the first large - scale whole genome sequencing study of asthma drug response in African Americans and Latino children in an effort to pin down the genetic factors contributing to reduced albuterol response more precisely than possible in previous association studies.
https://www.ucsf.edu/ Not exact matches
Our findings are in accordance with some observations from previous studies showing a positive association between long working hours and depression [12] but contrast with other reports of null findings [12]--[14].
This case study has viewed SEA of India in terms both of what it does and how it does it, benchmarking it against a model of best practice published by the UK's Trade Association Forum and also drawing on a previous ITC study visit with East African sunflower associations
Parental reporting, however, was accurate in a previous study.13 Because of the number of comparisons in these analyses, some of the significant associations could have occurred by chance.
Although a few previous studies have found associations between infant feeding and intestinal microbiome composition,9 - 12, 14 to our knowledge, none has examined the relative contribution of combination feeding (breast milk and formula) alongside exclusive formula or breastfeeding to overall microbial community composition.
Previous studies may not have shown any association due to lack of differentiation between wheezing and non-wheezing lower respiratory illness.
No association between vaginal delivery and interference with daily life was observed after 6 weeks, which supports a previous study.22 Additionally, the prevalence of moderate or severe UI in the vaginal delivery group was higher than that in the cesarean delivery group at 3 — 5 days, perhaps because pelvic floor muscle strength is significantly reduced at 3 — 8 days after vaginal delivery, but this is not the case after cesarean delivery.6
«Our findings are consistent with previous studies showing an association between the legalization of medical marijuana and lower deaths from overdoses of opioids,» said Rosalie Liccardo Pacula, co-author of the study and co-director of the RAND Drug Policy Research Center.
Previous studies have shown that inherited mutations in a gene (called TMLHE) that is required for carnitine biosynthesis are strongly associated with risk for development of autism - spectrum disorders, but the basis for that association has been unclear — until now.
«Previous studies have demonstrated an association between stress and skin symptoms, but those studies relied on small patient samples, did not use standardized tools, are anecdotal in nature, or focused their analyses on a single skin disease,» says Gil Yosopovitch, MD, Chair of the Department of Dermatology at LKSOM, Director of the Temple Itch Center, and corresponding author of the study.
Several previous studies have found an association between increasing nut consumption and a lower risk of diseases such as heart disease, type 2 diabetes, colon cancer, gallstones, and diverticulitis.
While previous studies have linked skipping breakfast to coronary heart disease risk, this is the first study to evaluate the association between breakfast and the presence of subclinical atherosclerosis.
However, the research team notes that previous studies on associations between diet soda and risk of type 2 diabetes have produced mixed results, and further studies are needed to reveal the long - term health impact of artificially sweetened drinks.
Dr Kirstin De Bruijn will tell the 2013 European Cancer Congress (ECC2013) that previous studies have examined the association between diabetes and dying from cancer but death from specific types of cancer has not been well - studied.
In many previous studies, researchers have found an association between adults» social well - being — including their close relationships and sources of social support — and health - related outcomes including cardiovascular risk factors.
The beneficial effects of breastfeeding for both mother and child are widely known, but previous studies on the association between breastfeeding and RA have been mixed.
Previous studies have identified a link between creativity and psychiatric disorders such as bipolar disorder, but it has remained unclear whether this association is due to common genes.
The study published in Neuropsychology differs from previous studies on the degree of the association, with some reporting TBI history can accelerate onset of Alzheimer's by up to nine years and other research finding no relationship between the two.
The size and breadth of associations go beyond previous studies.
The new research built on previous studies that found associations between omega - 3 fatty acid consumption, cognitive flexibility and the size of the anterior cingulate cortex.
Previous studies using the same tasks have found most people use simple undemanding strategies, for example word association, to produce the obvious answers first.
Previous studies have found an association between marijuana use and psychosis in the general population, but none have rigorously examined marijuana's effects in those at greatest risk for psychosis.
Dr Søren L. Kristensen, lead author, said: «Previous studies have shown an association between chronic inflammatory diseases (psoriasis, rheumatoid arthritis, systemic lupus erythematosus, celiac disease and IBD) and an increased incidence of venous - and arterial thrombotic disease (primarily heart attack and stroke).
Their analysis also considered results from two earlier genome - wide association studies and confirmed certain previous findings.
«This study has shown a meaningful association between the two conditions even in the absence of previous oral corticosteroid use.»
Previous evidence for a breast cancer link has been mixed — one study found increased risk in women exposed before age 14, whereas others found no association — but in a lab dish, DDT has been shown to activate the HER2 gene in human breast cells, which is expressed in some breast cancers.
«In runners, the association of higher impact loading rates and injury risk has been demonstrated in previous studies,» says Robert Diaz, MD, resident physician at Spaulding Rehabilitation Hospital / Harvard Medical School and lead investigator in the study.
«Previous research showed that after menopause, women were at much greater risk for metabolic syndrome than before menopause began,» said Mark DeBoer, M.D., MSc., M.C.C., study senior author and an association professor of pediatric endocrinology at the University of Virginia in Charlottesville.
Previous studies have shown an association between high folic acid intake and a reduction in the immune system defenses needed to fight viral infections and cancer.
Previous genetic studies have examined the association of aspirin, NSAIDs, or both with colorectal cancer according to a limited number of candidate genes or pathways.6 - 10 Thus, to comprehensively identify common genetic markers that characterize individuals who may obtain differential benefit from aspirin and NSAIDs, we conducted a discovery - based, genome - wide analysis of gene × environment interactions between regular use of aspirin, NSAIDs, or both and single - nucleotide polymorphisms (SNPs) in relation to risk of colorectal cancer.
The research team, following up on a previous genome - wide association study by researchers at Baylor College of Medicine, investigated genetic variations in a protein called FBN - 1, which is essential for a strong arterial wall.
Previous studies have shown an association between parasite concentration and the number of sexual female snails.
The association of maternal obesity during gestation and chronic conditions in children is beginning to be explored, 37,38 and previous studies alluded to an increased rate of health problems generally in caregivers of children with disabilities.39, 40 Associations between male sex and poverty and behavior / learning problems are congruent with other studies.41 - 43 The association of minority race / ethnicity with asthma and obesity and the inverse relationship of minority race / ethnicity with other physical conditions and behavior / learning problems are consistent with previous studies.12,43 - 45
Previous genome - wide association studies (GWAS) by the group have identified new genetic risk factors for the higher rates of asthma and poor response to bronchodilator medications seen in these minority populations — in many cases different from risk factors seen in prior studies conducted in European Americans.
Previous studies have reported association between birth weight and future risk of developing diseases; this new work demonstrates a role for genetic variation in this correlation.
An Italian association study and meta - analysis with previous GWAS confirm WNT4, CDKN2BAS and FN1 as the first identified susceptibility loci for endometriosis.
While previous studies have looked at the connections between specific defects and the risk of any cancer, or specific cancers and birth defects generally, «what's missing [are] good, population - based estimates of the risk of specific cancers and associations with specific birth defects,» says coauthor Jeremy Schraw, a postdoctoral pediatric cancer researcher at Baylor College of Medicine, during a press conference at AACR.
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.
These results are similar to our previous findings and 2 recent studies of no association between influenza infection during pregnancy and ASD risk.8, 10,11,13 Our previous 2 studies were limited by small sample sizes and possible recall bias, which were addressed in this study by using a larger sample size and electronic medical records.
Our previous study of 11 NSCL / P associated SNPs [20] showed some borderline significance for association with nose - width and bizygomatic distance but inconsistent effect was observed in two populations studied (Rotterdam and Essen).
«Previous studies have found associations between certain mutations and colorectal cancer, and between certain microbiome characteristics and cancer, but had not integrated the two,» he explained.
Ambient levels of PM 2 days before submaximal exercise testing were significantly associated with increased ST - segment depression during the test.17 This finding suggests that air pollution exposure conveys a greater susceptibility to myocardial ischemia, as demonstrated in an experimental study of dogs exposed to CAP.175 These results also offer insight regarding the relationship between exposure to PM and the timing of AMI.11 Significant associations were identified between symptom onset and both acute (levels within 2 hours before symptoms) and subacute (previous - day average concentration) exposures to PM2.5.
It could also be why previous studies have failed to find such associations, the authors wrote in their paper.
In examining the association between purpose in life and the risk for heart disease, researchers analyzed 10 previous studies involving 136,000 people from the United States and Japan.
«It's not clear if [Chan's study] falls into the same trap as previous studies that found similar associations, but didn't stand up to rigorous scrutiny,» Swaminath said.
In previous studies conducted in the same population, Dr. Li's team found a similar association between BPA exposure and erectile dysfunction, among other sexual problems.
Previous studies have suggested that exercise can protect against these types of illnesses, but no significant association was found in this analysis.
«Interestingly, despite the higher - than - average socioeconomic status of this population, the associations of individual education and neighborhood income with death after heart attack were stronger than those reported in many previous studies,» Mayo Clinic cardiovascular researcher Yariv Gerber, the study's lead author, said in a prepared statement.
The oxidative stress and ALS association has however been confirmed in a previous study, significant decreases in markers of inflammation and oxidative damage was demonstrated in rats fed spinach or spirulina supplemented diets.