3,332 research outputs found

    Documentation of specific mesh implant at the time of midurethral sling surgery in women with stress incontinence

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    Objective: We aimed to assess documentation completeness of the operative record for mesh implanted at the time of midurethral sling surgery and to identify modifiable predictors of documentation completeness. Methods: A retrospective cross-sectional study of women with stress incontinence who underwent midurethral sling placement between January 2009 and December 2011 was conducted. Data from the dictated operative note and nursing operative record were extracted to determine if the specific mesh implanted during surgery was documented. The primary outcome was the rate of documentation of mesh implanted in the physician's dictated operative note and in the nursing record. Logistic regression was used to determine if any characteristics were associated with the rate of documentation while accounting for correlation of patients from the same dictating surgeon. Results: There were 816 surgeries involving the implantation of a midurethral sling during the study period. All surgeries were performed at 6 Indiana University hospitals. Fifty-two surgeons of varying specialties and levels of training dictated the operative notes. A urogynecologist dictated 71% of the operative notes. The rate of documentation completeness for mesh implanted in the physician's note was 10%. The rate of documentation completeness for mesh implanted in the nursing operative record was 92%. Documentation of mesh implanted in the physician's note was not significantly associated with the level of training, specialty, or year of surgery. Conclusions: Documentation completeness for specific mesh implant in the physician's note is low, independent of specialty and level of training. Nursing documentation practices are more rigorous. Postmarket surveillance, currently mandated by the Food and Drug Administration, may not be feasible if only the physician's note is available or if nursing practices are inconsistent. Development of documentation guidelines for physicians would improve the feasibility of surveillance

    Aqueous Processes and Microbial Habitability of Gale Crater Sediments from the Blunts Point to the Glenn Torridon Clay Unit

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    A driving factor for sending the Mars Science Laboratory, Curiosity rover to Gale Crater was the orbital detection of clay minerals in the Glen Torridon (GT) clay unit. Clay mineral detections in GT suggested a past aqueous environment that was habitable, and could contain organic evidence of past microbiology. The mission of the Sample Analysis at Mars (SAM) instrument onboard Curiosity was to detect organic evidence of past microbiology and to detect volatile bearing mineralogy that can inform on whether past geochemical conditions would have supported microbiological activity. The objective of this work was to 1) evaluate the depositional/alteration conditions of Blunts Point (BP) to GT sediments 2) search for evidence of organics, and 3) evaluate microbial habitability in the BP, Vera Rubin Ridge (VRR), and GT sedimentary rock

    The Role of Media and Popular Culture in the Mis/Education of Adults

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    The purpose of this symposium is to explore multiple perspectives on the role of media in the education and mis-education of adults, and to consider how educators might draw on media in developing a critical public pedagogy

    Enabling Hospital Staff to Care for People with Dementia

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    This is the fourth and final article in a short series that presents case study examples of the positive work achieved by trusts who participated in the Royal College of Nursing’s development programme to improve dementia care in acute hospitals. Dementia training in hospitals is often inadequate and staff do not always have sufficient knowledge of dementia to provide appropriate care. It can also be difficult for them to identify when patients with dementia are in pain, especially when their communication skills deteriorate. The case studies presented illustrate how two NHS trusts have worked to ensure that their staff are fully equipped to care for people with dementia in hospital. Basildon and Thurrock University hospitals NHS Foundation Trust in Essex made dementia training a priority by including dementia awareness in staff induction across a range of roles and providing additional training activities tailored to meet staff needs. Nottingham University Hospitals NHS Trust focused on pain assessment, aiming to standardise its approach for patients with dementia. The pain assessment in advanced dementia tool was chosen and piloted, and is being implemented across the trust after a positive response

    ArrayInitiative - a tool that simplifies creating custom Affymetrix CDFs

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    <p>Abstract</p> <p>Background</p> <p>Probes on a microarray represent a frozen view of a genome and are quickly outdated when new sequencing studies extend our knowledge, resulting in significant measurement error when analyzing any microarray experiment. There are several bioinformatics approaches to improve probe assignments, but without in-house programming expertise, standardizing these custom array specifications as a usable file (e.g. as Affymetrix CDFs) is difficult, owing mostly to the complexity of the specification file format. However, without correctly standardized files there is a significant barrier for testing competing analysis approaches since this file is one of the required inputs for many commonly used algorithms. The need to test combinations of probe assignments and analysis algorithms led us to develop ArrayInitiative, a tool for creating and managing custom array specifications.</p> <p>Results</p> <p>ArrayInitiative is a standalone, cross-platform, rich client desktop application for creating correctly formatted, custom versions of manufacturer-provided (default) array specifications, requiring only minimal knowledge of the array specification rules and file formats. Users can import default array specifications, import probe sequences for a default array specification, design and import a custom array specification, export any array specification to multiple output formats, export the probe sequences for any array specification and browse high-level information about the microarray, such as version and number of probes. The initial release of ArrayInitiative supports the Affymetrix 3' IVT expression arrays we currently analyze, but as an open source application, we hope that others will contribute modules for other platforms.</p> <p>Conclusions</p> <p>ArrayInitiative allows researchers to create new array specifications, in a standard format, based upon their own requirements. This makes it easier to test competing design and analysis strategies that depend on probe definitions. Since the custom array specifications are easily exported to the manufacturer's standard format, researchers can analyze these customized microarray experiments using established software tools, such as those available in Bioconductor.</p

    At risk of being risky: The relationship between "brain age" under emotional states and risk preference.

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    Developmental differences regarding decision making are often reported in the absence of emotional stimuli and without context, failing to explain why some individuals are more likely to have a greater inclination toward risk. The current study (N=212; 10-25y) examined the influence of emotional context on underlying functional brain connectivity over development and its impact on risk preference. Using functional imaging data in a neutral brain-state we first identify the "brain age" of a given individual then validate it with an independent measure of cortical thickness. We then show, on average, that "brain age" across the group during the teen years has the propensity to look younger in emotional contexts. Further, we show this phenotype (i.e. a younger brain age in emotional contexts) relates to a group mean difference in risk perception - a pattern exemplified greatest in young-adults (ages 18-21). The results are suggestive of a specified functional brain phenotype that relates to being at "risk to be risky.

    The Edinburgh Cognitive and Behavioral ALS Screen (ECAS) in frontotemporal dementia

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    To examine the usefulness of the Edinburgh Cognitive and Behavioral Amyotrophic Lateral Sclerosis (ALS) Screen (ECAS) as a cognitive screening tool for the detection of behavioral variant frontotemporal dementia (bvFTD). A secondary aim was to determine whether people with FTD combined with ALS (ALS-FTD) exhibit a similar ECAS profile to that of people with bvFTD alone. Methods: Patients with ALS-FTD and bvFTD and healthy controls were recruited. Participants were administered the ECAS, which comprises tests of language, verbal fluency, executive functions, memory, and visual-spatial functions. They also carried out analogous, full-length cognitive tests that examine naming, spelling, sentence completion, and social cognition skills. Results: The study cohort comprised 20 ALS-FTD patients, 23 with bvFTD, and 30 controls. Highly significant group differences were elicited for all cognitive domains, reflecting poorer performance in patients compared to controls. No significant differences in overall test scores were found between ALS-FTD and bvFTD patients, although ALS-FTD patients showed a higher frequency of impairment on verbal fluency. Correlative analyses revealed inter-relationships in patients (but not controls) between scores in different domains, most marked in bvFTD. There were strong correlations between performance on ECAS subtests and analogous cognitive tasks. Conclusion: The ECAS is a sensitive and valuable tool for the assessment of FTD. Executive, language and behavioral breakdown may, however, compromise performance in other cognitive domains, reducing the specificity of the ‘frontotemporal’ cognitive profile. Subtle differences observed between ALS-FTD and bvFTD raise questions regarding the precise relationship between bvFTD with and without ALS

    The differential effects of low birth weight and Western diet consumption upon early life hepatic fibrosis development in guinea pig

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    Key points: Postnatal intake of a high saturated fat/high sugar diet, the Western diet (WD), is a risk factor for liver fibrosis. Recently, adverse in utero conditions resulting in low birth weight (LBW) have also been associated with postnatal fibrosis development. We demonstrate that suboptimal in utero conditions resulting in LBW are associated with changes in hepatic profibrotic genes in conjunction with minimal liver fibrosis in young non-overweight adult guinea pigs. Our results also indicate that WD promotes liver steatosis, enhanced expression of hepatic genes and proteins of the proinflammatory, profibrotic, cell death and collagen deposition pathways in conjunction with mild hepatic fibrosis. Our data highlight that pathways responsible for the initiation of a profibrotic state and ultimately hepatic fibrosis appear different depending upon the insult, an in utero-induced LBW outcome or a postnatal WD exposure. Postnatal intake of an energy dense diet, the Western diet (WD), is a strong risk factor for liver fibrosis. Recently, adverse in utero conditions resulting in low birth weight (LBW) have also been associated with postnatal fibrosis development. We assessed the independent and possible synergistic effects of placental insufficiency-induced LBW and postnatal WD consumption on liver fibrosis in early adulthood, with a specific focus on changes in inflammation and apoptosis pathways in association with fibrogenesis. Male LBW (uterine artery ablation) and normal birth weight (NBW) guinea pig pups were fed either a control diet (CD) or WD from weaning to 150 days. Significant steatosis, mild lobular inflammation, apoptosis and mild stage 1 fibrosis (perisinusoidal or portal) were evident in WD-fed offspring (NBW/WD and LBW/WD). In LBW/CD versus NBW/CD offspring, increased transforming growth factor-beta 1 and matrix metallopeptidase mRNA and sma- and Mad-related protein 4 (SMAD4) were present in conjunction with minimal stage 1 portal fibrosis. Further, connective tissue growth factor mRNA was increased and miR-146a expression decreased in LBW offspring, irrespective of diet. Independent of birth weight, WD-fed offspring exhibited increased expression of fibrotic genes as well as elevated inflammatory and apoptotic markers. Moreover, the augmented expression of collagen, type III, alpha 1 and tumor necrosis factor-alpha was associated with increased recruitment of RNA polymerase II and enhanced histone acetylation (K9) to their respective promoters. These data support a role for both LBW and postnatal WD as factors contributing to hepatic fibrosis development in offspring through distinct pathways
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