86 results match your criteria: "Medical School Office Building[Affiliation]"

Although racism and anti-Asian sentiments have been long-standing public health issues in the United States, evidence is lacking regarding anti-Asian hate crimes and their spillover effect on not only Asian populations but also other racial and ethnic populations. We aimed to investigate the association between state-level anti-Asian hate crimes and the individual mental health of Asians and how it varies by other race and ethnicity groups. This cross-sectional study analyzed data from 1,921,984 participants from the Behavioral Risk Factor Surveillance System survey and the Federal Bureau of Investigation Uniform Crime Reports between 2015 and 2021.

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Differential risk of healthcare workers versus the general population during outbreak, war and pandemic crises.

Eur J Epidemiol

November 2024

Departments of Medicine, of Epidemiology and Population Health, of Biomedical Data Science, and of Statistics and Meta-Research Innovation Center at Stanford (METRICS), Stanford University, 1265 Welch Rd, Medical School Office Building, Room X306, Stanford, CA, 94305, USA.

Healthcare workers may have different risk for severe outcomes compared with the general population during diverse crises. This paper introduces the concept of healthcare worker versus population hazard (HPH), the risk of an outcome of interest in active healthcare workers compared with the general population they serve. HPH can be expressed with relative risk (HPH(r)) and absolute risk difference (HPH(a)) metrics.

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Exploring the CIEDE2000 thresholds for lightness, chroma, and hue differences in dentistry.

J Dent

November 2024

Department of Optics, Faculty of Science, University of Granada, Campus Fuente Nueva, s/n 18071, Granada, Spain. Electronic address:

Objective: To evaluate the perceptibility and acceptability CIEDE2000 (K:K:K) thresholds for lightness, chroma and hue differences in dentistry.

Method: A Python-based program was developed to conduct a psychophysical experiment based on visual assessments of computer-simulated images of human teeth. The experiment was performed on a calibrated display.

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Objectives: Health care chaplains are faith providers with theological education, pastoral experience, and clinical training who provide spiritual care to patients, their families, and medical staff. This study sought to characterize chaplains' experiences providing spiritual care for patients experiencing abortion and pregnancy loss and to explore how chaplains gain competency and comfort in providing pastoral care for this patient population.

Study Design: Researchers conducted in-depth, semistructured, qualitative interviews with currently-practicing chaplains recruited via convenience sampling in the Washington DC, Maryland, and Virginia region.

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Synthetic whole-slide image tile generation with gene expression profile-infused deep generative models.

Cell Rep Methods

August 2023

Stanford Center for Biomedical Informatics Research (BMIR), Stanford University, School of Medicine, 1265 Welch Road, Stanford, CA 94305-547, USA.

In this work, we propose an approach to generate whole-slide image (WSI) tiles by using deep generative models infused with matched gene expression profiles. First, we train a variational autoencoder (VAE) that learns a latent, lower-dimensional representation of multi-tissue gene expression profiles. Then, we use this representation to infuse generative adversarial networks (GANs) that generate lung and brain cortex tissue tiles, resulting in a new model that we call RNA-GAN.

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CIEDE2000 lightness, chroma and hue human gingiva thresholds.

J Dent

September 2022

Department of Computer Architecture and Computer Technology, E.T.S.I.I.T., University of Granada, s/n 18071, IBS, Granada, Spain.

Objective: To determine the visual 50:50% perceptibility and acceptability CIEDE2000 lightness, chroma and hue human gingiva thresholds.

Methods: A psychophysical experiment based on visual assessments of simulated images of human gingiva on a calibrated display was performed. A 20-obsever panel (dentists and laypersons; n=10) evaluated three subsets of simulated human gingiva: lightness subset (|ΔL/ΔE|≥ 0.

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Article Synopsis
  • The study examines how distance and time to VA facilities impact veterans' use of both VA and non-VA care, particularly among those at high risk for hospitalization.
  • It analyzes prepolicy data following the implementation of the 2014 Choice Act and the 2018 MISSION Act to understand their effects on veterans' healthcare utilization.
  • Findings indicate that while greater drive distances lead to increased VA outpatient specialty care visits, longer drive times decrease the likelihood of veterans choosing VA for those visits.
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Infection fatality rate of COVID-19 in community-dwelling elderly populations.

Eur J Epidemiol

March 2022

Meta-Research Innovation Center at Stanford (METRICS), Stanford University, Stanford, CA, USA.

This mixed design synthesis aimed to estimate the infection fatality rate (IFR) of Coronavirus Disease 2019 (COVID-19) in community-dwelling elderly populations and other age groups from seroprevalence studies. Protocol: https://osf.io/47cgb .

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Preface: Artificial Intelligence in Radiology: Opportunities and Challenges.

Radiol Clin North Am

November 2021

Department of Biomedical Data Science, Stanford University, Medical School Office Building, 1265 Welch Road, Room X-335, Stanford, CA 94305-5479, USA. Electronic address:

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Over- and under-estimation of COVID-19 deaths.

Eur J Epidemiol

June 2021

Department of Medicine, Stanford University, Stanford, CA, USA.

The ratio of COVID-19-attributable deaths versus "true" COVID-19 deaths depends on the synchronicity of the epidemic wave with population mortality; duration of test positivity, diagnostic time window, and testing practices close to and at death; infection prevalence; the extent of diagnosing without testing documentation; and the ratio of overall (all-cause) population mortality rate and infection fatality rate. A nomogram is offered to assess the potential extent of over- and under-counting in different situations. COVID-19 deaths were apparently under-counted early in the pandemic and continue to be under-counted in several countries, especially in Africa, while over-counting probably currently exists for several other countries, especially those with intensive testing and high sensitization and/or incentives for COVID-19 diagnoses.

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Perceived Susceptibility to and Seriousness of COVID-19: Associations of Risk Perceptions with Changes in Smoking Behavior.

Int J Environ Res Public Health

July 2021

Stanford Prevention Research Center, Department of Medicine, Stanford University, Medical School Office Building, X316, 1265 Welch Road, Stanford, CA 94305, USA.

During the COVID-19 pandemic, studies have documented increased and decreased cigarette smoking among adults. Individual differences in the perceived susceptibility and seriousness of the virus, for people who smoke in general and for oneself personally, may relate to changes in smoking. Using the Health Belief Model (HBM) as a theoretical framework, we examined associations with self-reported increasing and decreasing smoking a lot during the COVID-19 stay-at-home period.

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The perspectives of Alaska Native (AN) peoples are rarely represented in quality of life (QOL) research. AN representation and voice is imperative to mitigating health disparities and in health promotion for AN peoples. To address these gaps, a sample of 15 AN people (six male, nine female) was recruited to participate in stakeholder QOL research.

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The Sunscreen for Kindergarteners (SKIN) Study trial protocol.

Contemp Clin Trials

August 2021

Veterans Affairs Palo Alto Health Care System, 3801 Miranda Avenue (151Y), Palo Alto, CA 94304, USA; Stanford University School of Medicine, Department of Psychiatry and Behavioral Sciences, 401 Quarry Road (Women's Wellness Division, 2(nd) Floor), Stanford, CA 94303, USA. Electronic address:

Background: Exposure to ultraviolet radiation (UVR) is the major modifiable risk factor for skin cancers. The majority of lifetime UVR exposure occurs before age 20, underscoring an important window for risk reduction. Incorporation of skills-based sunscreen education into school health curricula may foster the development of consistent and effective use of sunscreen among children and youth.

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Changes in cannabis use, exposure, and health perceptions following legalization of adult recreational cannabis use in California: a prospective observational study.

Subst Abuse Treat Prev Policy

February 2021

Department of Medicine, Stanford Prevention Research Center, Stanford University, Medical School Office Building, X316, 1265 Welch Road, Stanford, CA, 94305-5411, USA.

Background: Most U.S. states have legalized cannabis for medical and/or recreational use.

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Introduction: Recent legislation requires public and charter schools in California to test drinking water for lead. Our objective was to describe 1) results from this testing program in the context of other available water safety data and 2) factors related to schools and water utilities associated with access to safe drinking water in schools.

Methods: Our study focused on a random sample of 240 California public and charter schools.

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Background: Empirical models have been an integral part of everyday clinical practice in ophthalmology since the introduction of the Sanders-Retzlaff-Kraff (SRK) formula. Recent developments in the field of statistical learning (artificial intelligence, AI) now enable an empirical approach to a wide range of ophthalmological questions with an unprecedented precision.

Objective: Which criteria must be considered for the evaluation of AI-related studies in ophthalmology?

Material And Methods: Exemplary prediction of visual acuity (continuous outcome) and classification of healthy and diseased eyes (discrete outcome) using retrospectively compiled optical coherence tomography data (50 eyes of 50 patients, 50 healthy eyes of 50 subjects).

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Barriers to eating are associated with poor physical function in older women.

Prev Med

October 2020

Division of Public Health Sciences, Fred Hutchinson Cancer Research Center, 1100 Fairview Avenue North, M4B402, Seattle, WA 98109-1024, USA. Electronic address:

Older adults have physical and social barriers to eating but whether this affects functional status is unknown. We examined associations between eating barriers and physical function in the Women's Health Initiative (WHI). In 2012-14, a subset of alive and participating women (n = 5910) completed an in-home examination including the Short Physical Performance Battery (SPPB) (grip strength, balance, timed walking speed, chair stand).

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Reading in children has been associated with microstructural properties of the cerebellar peduncles, the white matter pathways connecting the cerebellum to the cerebrum. In this study, we used two independent neuroimaging modalities to assess which features of the cerebellar peduncles would be associated with reading. Twenty-three 8-year-old children were evaluated on word reading efficiency and imaged using diffusion MRI (dMRI) and quantitative T1 relaxometry (qT1).

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The importance of community engagement (CE) for health system resilience is established in theoretical and empirical literature. The practical dimensions of how to operationalize theory and implement its principles have been less explored, especially within low-resource crisis settings. It is therefore unclear how CE is drawn upon and how, if at all, it facilitates health system resilience in times of health system crises.

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Online randomized controlled experiments at scale: lessons and extensions to medicine.

Trials

February 2020

Stanford Prevention Research Center, Department of Medicine, Stanford University School of Medicine, Medical School Office Building, Room X306, 1265 Welch Rd, Stanford, CA, 94305, USA.

Article Synopsis
  • Many major tech companies like Google, Amazon, and Netflix conduct large-scale A/B testing, where they run numerous experiments on millions of users to inform data-driven decisions, making such testing cost-effective compared to traditional medical RCTs.
  • Key lessons from this technology-based approach include the importance of metrics for evaluation, rapid release cycles to facilitate safe experimentation, and a culture of testing everything, which leads to significant innovations and financial benefits.
  • The principles of these tech experiments can be adapted to healthcare, as increasing digital interactions with patients can utilize similar methodologies to enhance user experiences and outcomes in that sector.
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Advancing Evidence Synthesis from Effectiveness to Implementation: Integration of Implementation Measures into Evidence Reviews.

J Gen Intern Med

April 2020

Division of Primary Care and Population Health, Department of Medicine, Stanford University School of Medicine, Medical School Office Building (MSOB), 1265 Welch Road, MC 5411, Stanford, CA, 94305, USA.

Background: In order to close the gap between discoveries that could improve health, and widespread impact on routine health care practice, there is a need for greater attention to the factors that influence dissemination and implementation of evidence-based practices. Evidence synthesis projects (e.g.

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Introduction: Drinking water instead of sugar-sweetened beverages may reduce obesity and dental caries. Tap water is more affordable and sustainable than bottled water and more likely to contain fluoride, which prevents caries. To address inequities in access to safe tap water, cross-sector partners established the Agua4All safe drinking-water program in 2 rural San Joaquin Valley, California, communities.

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Perceptions of drinking water safety and their associations with plain water intake among US Hispanic adults.

J Water Health

August 2019

Division of Nutrition, Physical Activity and Obesity, National Center for Chronic Disease Prevention and Health Promotion, Centers for Disease Control and Prevention, 4770 Buford Highway NE, Atlanta, GA 30341, USA E-mail:

We described sociodemographic differences in perceptions of drinking water safety and examined associations between perceptions and plain water intake. We used the 2015 Estilos survey of 1,000 US Hispanic adults conducted in both Spanish and English. Outcome was water intake.

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Automated Detection of Measurements and Their Descriptors in Radiology Reports Using a Hybrid Natural Language Processing Algorithm.

J Digit Imaging

August 2019

Department of Biomedical Data Science, Stanford University School of Medicine, Medical School Office Building (MSOB), Room X-335, MC 5464, 1265 Welch Road, Stanford, CA, 94305-5479, USA.

Radiological measurements are reported in free text reports, and it is challenging to extract such measures for treatment planning such as lesion summarization and cancer response assessment. The purpose of this work is to develop and evaluate a natural language processing (NLP) pipeline that can extract measurements and their core descriptors, such as temporality, anatomical entity, imaging observation, RadLex descriptors, series number, image number, and segment from a wide variety of radiology reports (MR, CT, and mammogram). We created a hybrid NLP pipeline that integrates rule-based feature extraction modules and conditional random field (CRF) model for extraction of the measurements from the radiology reports and links them with clinically relevant features such as anatomical entities or imaging observations.

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