244 research outputs found

    Could Fire and Rescue Services identify older people at risk of falls?

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    Protecting or improving the efficiency and effectiveness of services while reducing costs in response to public sector funding reductions is a significant challenge for all public service organisations. Preventing falls in older people is a major public health objective. We propose here an innovative model of community partnership with Fire and Rescue Services assisting falls prevention services to enhance the safety and well-being of older people in local communities through early identification of those who are at risk of injury from a fall or accidental domestic fire

    The LIHTC Program, Racially/Ethically Concentrated Areas of Poverty, and High-Opportunity Neighborhoods

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    The Low-Income Housing Tax Credit ( LIHTC ) program remains the nation\u27s largest affordable housing production program. LIHTC units are under-represented in the neighborhood that both promote movement to high opportunity neighborhoods and affirmatively further fair housing. State and local officials should play an active role in guiding site selection decisions and ensuring that LIHTC developments are located in a manner that affirmatively furthers fair housing. Planners can use newly available data discussed herein to identify high-opportunity tracts

    The LIHTC Program, Racially/Ethnically Concentrated Areas of Poverty, and High-Opportunity Neighborhoods

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    The Low-Income Housing Tax Credit (“LIHTC”) program remains the na- tion’s largest affordable housing production program. LIHTC units are under-represented in the neighborhoods that both promote movement to high- opportunity neighborhoods and affirmatively further fair housing. State and local officials should play an active role in guiding site selection decisions and ensuring that LIHTC developments are located in a manner that affirmatively furthers fair housing. Planners can use newly available data discussed herein to identify high-opportunity tracts

    Perceived Stress Levels May Impact Upper Extremity Function Among Women Treated for Breast Cancer

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    Purpose/Hypothesis: Women treated for breast cancer report ongoing upper extremity disability with functional limitations; however, objective measures do not appear to explain the extent of perceived dysfunction. The purpose of this study was to investigate the relationship between perceived stress level, fear of physical activity, self-reported upper extremity function, and objective measures of upper extremity function including range of motion (ROM), strength, and muscular endurance, among women treated for breast cancer. Number of Subjects: 25 Materials/Methods: Women diagnosed with stage I-III breast cancer in the past 12-60 months were evaluated using the Disabilities of the Arm, Shoulder and Hand (DASH), Perceived Stress Scale (PSS), Fear of Physical Activity/Exercise Scale - Breast Cancer (FPAX-B), and the Functional Assessment of Cancer Therapy for Breast Cancer (FACT-B). Bilateral arm flexion, external rotation, and internal rotation ROM and strength were measured with a digital inclinometer and a hand held dynamometer fixed to a stationary device. Bilateral arm muscle endurance was measured using the Upper Limb Lift Test. Descriptive statistics were calculated for all variables and relationships between the PSS, FPAX-B, FACT-B and the DASH and objective measures were analyzed with Pearson’s r. Results: The mean age of participants was 52 (range 31-68), with a mean BMI of 28.07 (SD= 6.6). The mean ROM of shoulder flexion was ≥147°, ER ≥85°, and IR ≥70°. The PSS, FPAX-B, and FACT-B were significantly correlated (p=0.000) with the DASH (r= -.739; r= -.717 and r= .779 respectively). No significant correlation was found between any of the self-reported measures and the objective ROM, strength, or muscular endurance measures. Conclusions: The experience of stress and fear of physical activity appear to result in lower levels of self-reported upper extremity function despite adequate motion, strength, and muscular endurance. Perceived stress and other cognitive constructs may explain the apparent difference between objective and perceived measures of function currently observed in this population. Further exploration into the cognitive and psychological effect of a breast cancer diagnosis and the associated impact on self-perceived function is warranted. Clinical Relevance: Investigating the impact of stress and fear of physical activity on self-perceived upper extremity function in women treated for breast cancer may help clinicians identify and address barriers to recovery for this population

    Self-Reported Arm Function Is Associated with Stress and Fear of Physical Activity among Women Treated for Breast Cancer

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    Background: Self-reported upper extremity function and objective measures are not strongly associated with each other in women treated for breast cancer (BC). It is not known if the lack of relationship between self-reported upper extremity function and objective measurements may be influenced by perceived levels of stress and fear of physical activity. The purpose of this study was to investigate the relationships between self-reported upper extremity function and the following: perceived stress levels (PS), fear of physical activity (FPA), health-related quality of life (HRQOL), and objective measures of upper extremity function among women treated for BC. Methods: This cross-sectional observational study included 23 women diagnosed with breast cancer 12-60 months prior to data collection. Self-reported upper extremity function, PS, HRQOL and FPA were assessed using the Disabilities of the Arm, Shoulder and Hand (DASH), Perceived Stress Scale (PSS), Functional Assessment of Cancer Therapy-Breast Cancer (FACT-B), and Fear of Physical Activity and Exercise for Breast Cancer (FPAX-B), respectively. Objective shoulder measures included range of motion (ROM), strength, and muscular endurance. Results: The DASH was significantly correlated (p\u3c0.001) with the FACT-B, PSS, and FPAX-B (r=-0.863; r= -0.733; r= -0.709 respectively). No significant correlation was found between the DASH and objective measures except non-dominant shoulder endurance (p\u3c0.05, r=-0.432). Conclusions: There is a significant relationship between the self-reported arm function, PS, HRQOL and FPA among women treated for BC. Further research should be done to understand the role that PS and FPA have on the perceived level of upper extremity function that women treated for BC report

    Low-Mach-number turbulence in interstellar gas revealed by radio polarization gradients

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    The interstellar medium of the Milky Way is multi-phase, magnetized and turbulent. Turbulence in the interstellar medium produces a global cascade of random gas motions, spanning scales ranging from 100 parsecs to 1000 kilometres. Fundamental parameters of interstellar turbulence such as the sonic Mach number (the speed of sound) have been difficult to determine because observations have lacked the sensitivity and resolution to directly image the small-scale structure associated with turbulent motion. Observations of linear polarization and Faraday rotation in radio emission from the Milky Way have identified unusual polarized structures that often have no counterparts in the total radiation intensity or at other wavelengths, and whose physical significance has been unclear. Here we report that the gradient of the Stokes vector (Q,U), where Q and U are parameters describing the polarization state of radiation, provides an image of magnetized turbulence in diffuse ionized gas, manifested as a complex filamentary web of discontinuities in gas density and magnetic field. Through comparison with simulations, we demonstrate that turbulence in the warm ionized medium has a relatively low sonic Mach number, M_s <~ 2. The development of statistical tools for the analysis of polarization gradients will allow accurate determinations of the Mach number, Reynolds number and magnetic field strength in interstellar turbulence over a wide range of conditions.Comment: 5 pages, 3 figures, published in Nature on 13 Oct 201

    Perceived Stress Levels May Impact Upper Extremity Function Among Women Treated for Breast Cancer. American Congress of Rehabilitation Medicine

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    Women treated for breast cancer report ongoing disability in their involved upper extremity, however, often objective measures do not appear to explain the level of perceived dysfunction. The purpose of this study was to investigate the relationship between perceived stress level, fear of physical activity and self-reported upper extremity function among women treated for breast cancer

    The australia telescope compact array HI survey of the galactic center

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    We present a survey of atomic hydrogen (H I) emission in the direction of the Galactic Center (GC) conducted with the CSIRO Australia Telescope Compact Array (ATCA). The survey covers the area -5° ≤ l ≤ +5°, -5° ≤ b ≤ +5° over the velocity range -309 km s -1 ≤ v LSR ≤ 349km s -1 with a velocity resolution of 1km s -1. The ATCA data are supplemented with data from the Parkes Radio Telescope for sensitivity to all angular scales larger than the 145″ angular resolution of the survey. The mean rms brightness temperature across the field is 0.7K, except near (l, b) = 0°, 0° where it increases to ∼2K. This survey complements the Southern Galactic Plane Survey to complete the continuous coverage of the inner Galactic plane in H I at ∼2′ resolution. Here, we describe the observations and analysis of this GC survey and present the final data product. Features such as Bania's Clump2, the far 3kpc arm, and small high-velocity clumps are briefly described

    Exploratory analysis of methods for automated classification of laboratory test orders into syndromic groups in veterinary medicine

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    Background: Recent focus on earlier detection of pathogen introduction in human and animal populations has led to the development of surveillance systems based on automated monitoring of health data. Real- or near real-time monitoring of pre-diagnostic data requires automated classification of records into syndromes-syndromic surveillance-using algorithms that incorporate medical knowledge in a reliable and efficient way, while remaining comprehensible to end users. Methods: This paper describes the application of two of machine learning (Naïve Bayes and Decision Trees) and rule-based methods to extract syndromic information from laboratory test requests submitted to a veterinary diagnostic laboratory. Results: High performance (F1-macro = 0.9995) was achieved through the use of a rule-based syndrome classifier, based on rule induction followed by manual modification during the construction phase, which also resulted in clear interpretability of the resulting classification process. An unmodified rule induction algorithm achieved an F1-micro score of 0.979 though this fell to 0.677 when performance for individual classes was averaged in an unweighted manner (F1-macro), due to the fact that the algorithm failed to learn 3 of the 16 classes from the training set. Decision Trees showed equal interpretability to the rule-based approaches, but achieved an F1-micro score of 0.923 (falling to 0.311 when classes are given equal weight). A Naïve Bayes classifier learned all classes and achieved high performance (F1-micro = 0.994 and F1-macro =. 955), however the classification process is not transparent to the domain experts. Conclusion: The use of a manually customised rule set allowed for the development of a system for classification of laboratory tests into syndromic groups with very high performance, and high interpretability by the domain experts. Further research is required to develop internal validation rules in order to establish automated methods to update model rules without user input
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