1,156 research outputs found

    Association of Parity and Time since Last Birth with Breast Cancer Prognosis by Intrinsic Subtype

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    Parity and time since last birth influence breast cancer risk and vary by intrinsic tumor subtype, but the independent effects of these factors on prognosis has received limited attention

    Use of a Climate and Culture Survey to Assess Diversity, Equity, and Inclusion Initiatives at the VCU School of Social Work

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    The project aimed to create a survey to assess the effectiveness of previously implemented diversity, equity and inclusion (DEI) initiatives, specifically racial equity at the VCU School of Social Work. The VCU School of Social Work has been actively working with their faculty and staff to address DEI at their school and encourage them to become active in DEI initiatives in other areas in the community. School of Social Work leadership was looking for a way to assess if those DEI initiatives met their intended purpose. This project researched ways to assess the effectiveness of DEI initiatives. The result was the creation of an electronic survey distributed to School of Social Work faculty and staff in the fall of 2021

    Three cachexia phenotypes and the impact of fat-only loss on survival in FOLFIRINOX therapy for pancreatic cancer

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    BACKGROUND: By the traditional definition of unintended weight loss, cachexia develops in ~80% of patients with pancreatic ductal adenocarcinoma (PDAC). Here, we measure the longitudinal body composition changes in patients with advanced PDAC undergoing 5-fluorouracil, leucovorin, irinotecan, and oxaliplatin therapy. METHODS: We performed a retrospective review of 53 patients with advanced PDAC on 5-fluorouracil, leucovorin, irinotecan, and oxaliplatin as first line therapy at Indiana University Hospital from July 2010 to August 2015. Demographic, clinical, and survival data were collected. Body composition measurement by computed tomography (CT), trend, univariate, and multivariate analysis were performed. RESULTS: Among all patients, three cachexia phenotypes were identified. The majority of patients, 64%, had Muscle and Fat Wasting (MFW), while 17% had Fat-Only Wasting (FW) and 19% had No Wasting (NW). NW had significantly improved overall median survival (OMS) of 22.6 months vs. 13.0 months for FW and 12.2 months for MFW (P = 0.02). FW (HR = 5.2; 95% confidence interval = 1.5-17.3) and MFW (HR = 1.8; 95% confidence interval = 1.1-2.9) were associated with an increased risk of mortality compared with NW. OMS and risk of mortality did not differ between FW and MFW. Progression of disease, sarcopenic obesity at diagnosis, and primary tail tumours were also associated with decreased OMS. On multivariate analysis, cachexia phenotype and chemotherapy response were independently associated with survival. Notably, CT-based body composition analysis detected tissue loss of >5% in 81% of patients, while the traditional definition of >5% body weight loss identified 56.6%. CONCLUSIONS: Distinct cachexia phenotypes were observed in this homogeneous population of patients with equivalent stage, diagnosis, and first-line treatment. This suggests cellular, molecular, or genetic heterogeneity of host or tumour. Survival among patients with FW was as poor as for MFW, indicating adipose tissue plays a crucial role in cachexia and PDAC mortality. Adipose tissue should be studied for its mechanistic contributions to cachexia

    A Non-Invasive Assessment of Skin Carotenoid Status Through Reflection Spectroscopy is a Feasible, Reliable and Potentially Valid Measure of Fruit and Vegetable Consumption in a Diverse Community Sample

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    Objective To assess the feasibility, reliability and validity of reflection spectroscopy (RS) to assess skin carotenoids in a racially diverse sample. Design Study 1 was a cross-sectional study of corner store customers (n 479) who completed the National Cancer Institute Fruit and Vegetable Screener as well as RS measures. Feasibility was assessed by examining the time it took to complete three RS measures, reliability was assessed by examining the variation between three RS measures, and validity was examined by correlation with self-reported fruit and vegetable consumption. In Study 2, validity was assessed in a smaller sample (n 30) by examining associations between RS measures and dietary carotenoids, fruits and vegetables as calculated from a validated FFQ and plasma carotenoids. Setting Eastern North Carolina, USA. Results It took on average 94·0 s to complete three RS readings per person. The average variation between three readings for each participant was 6·8 %. In Study 2, in models adjusted for age, race and sex, there were statistically significant associations between RS measures and (i) FFQ-estimated carotenoid intake (P<0·0001); (ii) FFQ-estimated fruit and vegetable consumption (P<0·010); and (iii) plasma carotenoids (P<0·0001).Conclusions RS is a potentially improved method to approximate fruit and vegetable consumption among diverse participants. RS is portable and easy to use in field-based public health nutrition settings. More research is needed to investigate validity and sensitivity in diverse populations

    Complete Genome Sequences of Genamy16 and NovaSharks, Two Gordonia rubripertincta Bacteriophages Isolated from Soil in Southeastern Florida

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    We report on two actinobacteriophages, Genamy16 and NovaSharks, that were isolated from soil in Florida using Gordonia rubripertincta NRRL B-16540. The genomes of both phages are ~65,000 bp, with similar GC contents, and, based on gene content similarity to phages in the Actinobacteriophage Database, were assigned to phage cluster DV

    ‘Remembering as Forgetting’: Organizational commemoration as a politics of recognition

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    This paper considers the politics of how organizations remember their past through commemorative settings and artefacts. Although these may be seen as ‘merely’ a backdrop to organizational activity, they form part of the lived experience of organizational spaces that its members enact on a daily basis as part of their routes and routines. The main concern of the paper is with how commemoration is bound up in the reflection and reproduction of hierarchies of organizational recognition. Illustrated with reference to two commemorative settings, the paper explores how organizations perpetuate a narrow set of symbolic ideals attributing value to particular forms of organizational membership while appearing to devalue others. In doing so, they communicate values that undermine attempts to achieve equality and inclusion. Developing a recognition-based critique of this process, the discussion emphasizes how commemorative settings and practices work to reproduce established patterns of exclusion and marginalization. To this end, traditional forms of commemorative portraiture that tend to close off difference are contrasted with a memorial garden, in order to explore the potential for an alternative, recognition-based ethics of organizational commemoration that is more open to the Other

    Toward Uniform Implementation Of Parametric Map Digital Imaging And Communication In Medicine Standard In Multisite Quantitative Diffusion Imaging Studies

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    This paper reports on results of a multisite collaborative project launched by the MRI subgroup of Quantitative Imaging Network to assess current capability and provide future guidelines for generating a standard parametric diffusion map Digital Imaging and Communication in Medicine (DICOM) in clinical trials that utilize quantitative diffusion-weighted imaging (DWI). Participating sites used a multivendor DWI DICOM dataset of a single phantom to generate parametric maps (PMs) of the apparent diffusion coefficient (ADC) based on two models. The results were evaluated for numerical consistency among models and true phantom ADC values, as well as for consistency of metadata with attributes required by the DICOM standards. This analysis identified missing metadata descriptive of the sources for detected numerical discrepancies among ADC models. Instead of the DICOM PM object, all sites stored ADC maps as DICOM MR objects, generally lacking designated attributes and coded terms for quantitative DWI modeling. Source-image reference, model parameters, ADC units and scale, deemed important for numerical consistency, were either missing or stored using nonstandard conventions. Guided by the identified limitations, the DICOM PM standard has been amended to include coded terms for the relevant diffusion models. Open-source software has been developed to support conversion of site-specific formats into the standard representation

    Use of complementary/alternative therapies by women with advanced-stage breast cancer

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    BACKGROUND: This study sought to describe the pattern of complementary/alternative medicine (CAM) use among a group of patients with advanced breast cancer, to examine the main reasons for their CAM use, to identify patient's information sources and their communication pattern with their physicians. METHODS: Face-to-face structured interviews of patients with advanced-stage breast cancer at a comprehensive oncology center. RESULTS: Seventy three percent of patients used CAM; relaxation/meditative techniques and herbal medicine were the most common. The most commonly cited primary reason for CAM use was to boost the immune system, the second, to treat cancer; however these reasons varied depending on specific CAM therapy. Friends or family members and mass media were common primary information source's about CAM. CONCLUSIONS: A high proportion of advanced-stage breast cancer patients used CAM. Discussion with doctors was high for ingested products. Mass media was a prominent source of patient information. Credible sources of CAM information for patients and physicians are needed
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