1,437 research outputs found
The Benefits of Attending the Annual Biomedical Research Conference for Minority Students (ABRCMS): The Role of Research Confidence
The Annual Biomedical Research Conference for Minority Students (ABRCMS) is designed to support undergraduate students’ professional development as future scientists. Juniors, seniors, and postbaccalaureates who attended ABRCMS during 2008–2011 were emailed a link to an online questionnaire in which they reported their experiences at the conference. Attendees reported many ABRCMS-provided benefits. Frequency of attending or presenting at ABRCMS is positively related to science self-efficacy, research confidence, sense of belonging in science, and intentions to pursue a research degree in graduate school. Increased research confidence predicts graduate school plans and intentions for a research career in science; however, men were slightly more likely to intend to pursue a research career than women, likely due to higher research confidence. Although all attendees benefited from ABRCMS, underrepresented minority (URM) students had higher science self-efficacy and sense of belonging in science after attending ABRCMS than non-URM students. This finding demonstrates the effectiveness of ABRCMS as an intervention to increase the representation and success of URMs in science. Results highlight the importance of attending a minority-oriented research conference where URMs can develop their science self-efficacy, research confidence, and sense of belonging in science. However, changes to the conference and undergraduate research experiences may be necessary to reduce gender gaps
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Investigating lupus retention in care to inform interventions for disparities reduction: an observational cohort study.
BACKGROUND:Systemic lupus erythematous (SLE) disproportionately impacts patients of color and socioeconomically disadvantaged patients. Similar disparities in HIV were reduced through a World Health Organization-endorsed Care Continuum strategy targeting "retention in care," defined as having at least two annual visits or viral load lab tests. Using similar definitions, this study aimed to examine predictors of lupus retention in care, to develop an SLE Care Continuum and inform interventions to reduce disparities. We hypothesized that Black patients and those residing in disadvantaged neighborhoods would have lower retention in care. METHODS:Abstractors manually validated 545 potential adult cases with SLE codes in 2013-2014 using 1997 American College of Rheumatology (ACR) or 2012 Systemic Lupus Erythematosus International Collaborating Clinics (SLICC) criteria. We identified 397 SLE patients who met ACR or SLICC criteria for definite lupus, had at least one baseline rheumatology visit, and were alive through 2015. Retention in care was defined as having two ambulatory rheumatology visits or SLE labs (e.g., complement tests) during the outcome year 2015, analogous to HIV retention definitions. Explanatory variables included age, sex, race, ethnicity, smoking status, neighborhood area deprivation index (ADI), number of SLE criteria, and nephritis. We used multivariable logistic regression to test our hypothesis and model predictors of SLE retention in care. RESULTS:Among 397 SLE patients, 91% were female, 56% White, 39% Black, and 5% Hispanic. Notably, 51% of Black versus 5% of White SLE patients resided in the most disadvantaged ADI neighborhood quartile. Overall, 60% met visit-defined retention and 27% met complement lab-defined retention in 2015. Retention was 59% lower for patients in the most disadvantaged neighborhood quartile (adjusted OR 0.41, CI 0.18, 0.93). No statistical difference was seen based on age, sex, race, or ethnicity. More SLE criteria and non-smoking predicted greater retention. CONCLUSIONS:Disadvantaged neighborhood residence was the strongest factor predicting poor SLE retention in care. Future interventions could geo-target disadvantaged neighborhoods and design retention programs with vulnerable populations to improve retention in care and reduce SLE outcome disparities
Survey: Woman and California Law
This survey of California, a regular feature of the Women\u27s Law Forum, summarizes recent California Supreme Court and Court of Appeal decisions of special importance to women. A brief analysis of the issues pertinent to women raised in each case is provided
Survey: Woman and California Law
This survey of California, a regular feature of the Women\u27s Law Forum, summarizes recent California Supreme Court and Court of Appeal decisions of special importance to women. A brief analysis of the issues pertinent to women raised in each case is provided
Calm Multi-Baryon Operators
Outstanding problems in nuclear physics require input and guidance from
lattice QCD calculations of few baryons systems. However, these calculations
suffer from an exponentially bad signal-to-noise problem which has prevented a
controlled extrapolation to the physical point. The variational method has been
applied very successfully to two-meson systems, allowing for the extraction of
the two-meson states very early in Euclidean time through the use of improved
single hadron operators. The sheer numerical cost of using the same techniques
in two-baryon systems has been prohibitive. We present an alternate strategy
which offers some of the same advantages as the variational method while being
significantly less numerically expensive. We first use the Matrix Prony method
to form an optimal linear combination of single baryon interpolating fields
generated from the same source and different sink interpolators. Very early in
Euclidean time this linear combination is numerically free of excited state
contamination, so we coin it a calm baryon. This calm baryon operator is then
used in the construction of the two-baryon correlation functions.
To test this method, we perform calculations on the WM/JLab iso-clover gauge
configurations at the SU(3) flavor symmetric point with m{\pi} 800 MeV
--- the same configurations we have previously used for the calculation of
two-nucleon correlation functions. We observe the calm baryon removes the
excited state contamination from the two-nucleon correlation function to as
early a time as the single-nucleon is improved, provided non-local (displaced
nucleon) sources are used. For the local two-nucleon correlation function
(where both nucleons are created from the same space-time location) there is
still improvement, but there is significant excited state contamination in the
region the single calm baryon displays no excited state contamination.Comment: 8 pages, 3 figures, proceedings for LATTICE 201
Sex Differences in Health Related Quality of Life in Head & Neck Cancer One Year After Treatment
Background: Head and neck cancer (HNC) makes up about 3% of all cancers and is treated with systemic therapy, radiation, surgery, or a combination of these. HNC treatment can be associated with decreased patient reported health related quality of life (HR-QoL), which can lead to depression. The majority of studies found that females reported worse patient reported HR-QoL than males, however, there were a few that did not have a significant difference in overall patient reported QoL. With the discovery of patient oriented outcomes (PROs) in clinical practice affecting patient satisfaction, provider-patient relationship, and overall patient mortality, it is vital to include PROs in the creation of treatment plans.
Objectives: The objectives of this project are to highlight the differences in HR-QoL between men and women. Ultimately, using these PROs clinically will help to improve patient care, augment patient-provider trust, and optimize treatment plans. Using PROs and recognizing where unconscious biases of providers come into play is pinnacle, and this project aims to highlight how men and women\u27s experiences are different in the treatment of HNC.
Methods: Participants were given the FACT-H&N instrument one year after treatment for head and neck cancer at a single tertiary academic center to assess different aspects of Hr-QoL. Sex differences were analyzed between the groups. A Wilcoxon Rank Sum test was performed to assess associations with sex and survey responses, as well as to assess associations with total laryngectomy and survey responses.
Results: There were 100 participants from a single academic center of which 73% were men and 27% women. Several of the questions had significant differences between men and women: I feel ill (P=0.0299), I am satisfied with my family communication about my illness P=0.0075), I am satisfied with my sex life (P=0.0496), My voice has its usual quality and strength (P=0.0057), I can swallow naturally and easily (P=0.0437), and I can eat solid foods (P=0.0248). There were no significant differences between men and women with laryngectomies.
Conclusions: Overall, men felt more ill, were less satisfied with their sex lives, were less likely to feel a normal strength and quality of voice, felt decreased ability to swallow normally, and felt they could not eat solid foods; women were less satisfied with communication about their disease to their families. For those who had undergone laryngectomy, there were no significant differences between men and women. Different aspects of quality of life for men and women are affected by head and neck cancer. Monitoring PROs are becoming increasingly standard of care for patients, and providers need to be equipped understand how to interpret data accordingly and understand the inherent biases
Simulating the weak death of the neutron in a femtoscale universe with near-Exascale computing
The fundamental particle theory called Quantum Chromodynamics (QCD) dictates
everything about protons and neutrons, from their intrinsic properties to
interactions that bind them into atomic nuclei. Quantities that cannot be fully
resolved through experiment, such as the neutron lifetime (whose precise value
is important for the existence of light-atomic elements that make the sun shine
and life possible), may be understood through numerical solutions to QCD. We
directly solve QCD using Lattice Gauge Theory and calculate nuclear observables
such as neutron lifetime. We have developed an improved algorithm that
exponentially decreases the time-to solution and applied it on the new CORAL
supercomputers, Sierra and Summit. We use run-time autotuning to distribute GPU
resources, achieving 20% performance at low node count. We also developed
optimal application mapping through a job manager, which allows CPU and GPU
jobs to be interleaved, yielding 15% of peak performance when deployed across
large fractions of CORAL.Comment: 2018 Gordon Bell Finalist: 9 pages, 9 figures; v2: fixed 2 typos and
appended acknowledgement
Socioeconomic Determinants of Survival in Laryngeal Squamous Cell Carcinoma Patients
Objective: To determine whether comorbidities, socioeconomic factors, and race affect median survival times and overall survival outcomes for patients with laryngeal squamous cell carcinoma treated at a single institution with a large African American population.
Study Design: Retrospective cohort study
Setting: Tertiary care medical center.
Subjects and Methods: Six-hundred nineteen patients treated for laryngeal squamous cell carcinoma at a single institution between 1999 and 2013. Kaplan-Meier survival curve analysis and Cox proportional hazard models were used.
Results: Median survival time decreased with age ≥ 65 years (P \u3c .001), stage 3 or 4 (P \u3c .001),clinical T stage 3 or 4 (P \u3c .001), and clinical N stage 1, 2, or 3 (P \u3c .001). Living in zip code with increasing proportion of residents with high school degree or less (P \u3c .001),increasing proportion of residents living below the poverty level (P \u3c .001), and increasing Charlson Comorbidity Index (P \u3c .001) were associated with increased risk of death. Increasing median household income was associated with decreased increased risk of death (P \u3c .001). Caucasian, rather than African American, race was associated with decreased median survival time (P = .01).
Conclusion: Socioeconomic factors and medical comorbidities were negative prognostic indicators of survival in patients with laryngeal squamous cell carcinoma. Contrary to previous reports, African American race was associated with improved overall survival in univariate analysis. However, once socioeconomic factors were controlled for, race conferred no effect on survival. Rather, living in neighborhoods with higher median household income was protective.https://scholarlycommons.henryford.com/merf2019hcd/1001/thumbnail.jp
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