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Category:Research
Statistical Methods for Exploring Causal Relationships between Risk Factors and Liver Disease
Radiological Society of North America (RSNA),
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Sarah Monsell, a biostatistician at the Center for Biomedical Statistics in the Department of Biostatistics at the University of Washington, explains the statistical methods used in a recent liver disease study, describes their application to the study of liver MRI PDFF, and discusses the generalizability of the results of the study.

in Research
MRI reveals long-term organ abnormalities after COVID-19
Interesting Engineering,
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COVID-19 can affect various organs in the body, such as the brain, lungs, heart, and kidneys. But what happens to these organs after the infection is over? How long does it take for them to heal? A new study has tried to answer these questions by using MRI scans to look at multiple organs of people hospitalized with COVID-19. UW Professor of Biostatistics and Statistics Daniela Witten comments on the study.

in Department News & Information, in Research
Data Gaps
UW SPH Magazine,
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Investigators commonly find mixtures of DNA in a single forensic sample that contain various unequal contributions, like the DNA samples that could come from multiple people using one knife. Now, the development of technologies can reveal and identify smaller, previously undetectable amounts of DNA samples within the mixture, which enables more specific DNA identification. Faculty member Bruce Weir is interviewed.

in Research
Simpler models to identify suicide risk perform similarly to more complex ones
Kaiser Permanente Washington Research Center,
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Models for suicide preventions that are easier to explain and use could have better uptake in health care settings. UW Biostatistics Affiliate Faculty Susan Shortreed was lead author on this recent study which compares the performance of 5 different models developed to identify a patient's risk of suicidal behavior.

in Research
Mosaic HIV immunogens boost the breadth of vaccine immune responses
Fred Hutch,
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Mosaic and consensus HIV-1 immunogen vaccines were tested in a clinical trial led by a team of researchers including Drs. Kristen Cohen, Andrew Fiore-Gartland, Peter Gilbert and M. Juliana McElrath from the Fred Hutchinson Cancer Center Vaccine and Infectious Disease Division. Their findings were published recently in the Journal of Clinical Investigation.

in Research
UW-led team receives $4.2M grant to develop AI-guided brain stimulation methods aimed at treating mental health disorders
UW Electrical & Computer Engineering,
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Ali Shojaie will be a member of new multidisciplinary, multi-institutional team that recently received a five-year, $4.2 million grant from the National Institutes of Health to develop neural stimulation techniques guided by artificial intelligence (AI) machine learning methods.

in Research
Metabolomic Signatures Associated With Pulmonary Arterial Hypertension Outcomes
National Library of Medicine,
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UW Biostatistics postdoc Lu Xia is first author, and faculty member Ali Shojaie a co-author, of research that found distinct plasma metabolomic profiles are associated with right ventricular dilation, mortality, and measures of disease severity in pulmonary arterial hypertension.

in Research
The WHO estimates of excess mortality associated with the COVID-19 pandemic
Nature,
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The World Health Organization has a mandate to compile and disseminate statistics on mortality, and we have been tracking the progression of the COVID-19 pandemic since the beginning of 2020. Here we report a comprehensive and consistent measurement of the impact of the COVID-19 pandemic by estimating excess deaths, by month, for 2020 and 2021. 

in Research