3,493 research outputs found

    Profiles in Faculty Leadership: The Experience of 1985-1986 California Community College Senate Presidents

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    The Problem: Very little has been written about leadership in community colleges from the faculty perspective. California, with its highly evolved system of community colleges, 20 year history of faculty senates and recent reform legislation mandating shared governance is a logical platform from which to explore the issue of faculty leadership. This study was conducted in an effort to learn more about those who have served as California community college senate presidents. Of particular interest were the individual\u27s motivations, expectations and reflections on the experience as well as the individual\u27s involvement in college governance activity in the five years following his or her service as senate president. The Research: The study was descriptive in nature and employed methodological triangulation to explore the problem from multiple perspectives. A 20 question Senate President Survey (SPS) instrument was mailed to all faculty members who had been identified as serving as a local senate president at a California community college during 1985-86. This instrument sought demographic information, and probed attitudes and perceptions about the experience. Two groups of respondents were identified, those who were more active than they had been during their presidency and those who were less active. In depth semistructed telephone interviews of six respondents from each group were then conducted and issues were probed in more detail. The California Community College Chancellor\u27s Office and Department of Finance documents provided a third source of information about the institutions at which each senate president served. The Results: From this research a demographic profile of those who served as senate presidents in 1985-86 was developed. It was learned that more than half of those individuals had withdrawn from governance activity at their colleges. Statistically significant correlations between current governance activity levels and other institutional or individual variables could not be found. The interviews of former senate presidents revealed perceptions about their experience, their colleagues, union and senate relationships, administrative and senate relationships and attitudes related to shared governance

    The impact of the resident duty hour regulations on surgical patients’ perceptions of care

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    Implementation of the 2003 Accreditation Council for Graduate Medical Education (ACGME) resident duty-hour regulations and access to publicly reported patient satisfaction measures have challenged administrators and clinicians to balance resident’s educational experience, patient care quality, and patients’ satisfaction and perceptions. A pre-post retrospective study design investigated association between implementation of ACGME regulations and patient satisfaction/perceptions using multinomial logistic regressions. The sample consisted of all surgical inpatients (July 2001 – June 2005), who responded to surveys at an academic medical center. Patients gave lower ratings for physician interactions (patient-physician interaction time, clinical updates, and courtesy) following the implementation of post-duty hour regulations. While the odds of patients rating “below good” post-implementation for physician survey questions (i.e., related to time spent, kept informed, and friendliness/ courtesy) were higher (i.e., 1.25 to 1.3) as compared to odds of rating “very good”, the overall rating of quality care improved post-implementation. This difference could be due to increased interaction of patients with other hospital personnel. To improve patient satisfactions and in turn their perceptions, initiatives such as workload balancing, hand-off protocols, patient communication, and interactive training for care providers are recommended. Finally, residency programs and institutions need to develop strategies for implementation of current and future ACGME duty hour regulations so as to balance patient safety, patient perceptions, and resident well-being

    YopN and TyeA Hydrophobic Contacts Required for Regulating Ysc-Yop Type III Secretion Activity by Yersinia pseudotuberculosis

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    Yersinia bacteria target Yop effector toxins to the interior of host immune cells by the Ysc-Yop type III secretion system. A YopN-TyeA heterodimer is central to controlling Ysc-Yop targeting activity. A + 1 frameshift event in the 3-prime end of yopN can also produce a singular secreted YopN-TyeA polypeptide that retains some regulatory function even though the C-terminal coding sequence of this YopN differs greatly from wild type. Thus, this YopN C-terminal segment was analyzed for its role in type III secretion control. Bacteria producing YopN truncated after residue 278, or with altered sequence between residues 279 and 287, had lost type III secretion control and function. In contrast, YopN variants with manipulated sequence beyond residue 287 maintained full control and function. Scrutiny of the YopN-TyeA complex structure revealed that residue W 279 functioned as a likely hydrophobic contact site with TyeA. Indeed, a YopN W 279 G mutant lost all ability to bind TyeA. The TyeA residue F 8 was also critical for reciprocal YopN binding. Thus, we conclude that specific hydrophobic contacts between opposing YopN and TyeA termini establishes a complex needed for regulating Ysc-Yop activity

    Successes and Limitations of Hepatitis C Screening in the Inpatient Setting: Initial Impact of PA Act of 87 (APHA Roundtable discussion)

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    The Problem: Estimated 3.2 million in US with chronic HCV; Baby Boomers 5 times more likely to be infected compared to other cohorts Complex nature of HCV requires confirmation of HCV Ab screens to determine management and treatment needs. Round table held at 2017 Annual APHA meeting in Atlanta, Georgi

    MAXIMIZING TECHNOLOGY ACCEPTANCE MODEL IN ACCESSING THE ATTITUDE OF RURAL FARMERS USING ICT TOOLS IN FARMING TO ENHANCE PRODUCTIVITY

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    The study was conducted using a multi-stage sampling technique involving simple random sampling, a probability sampling method, purposive sampling, and snowball sampling, which are non-probability methods. Two regions, namely, the Greater Accra and Eastern were purposively selected for the study. In the Greater Accra Region, Ada East District was selected while in the Eastern Region Asuogyaman District. In Greater Accra, the study was conducted in six farming villages namely: Big Ada, Dogo, Kasseh, Addokope, Korlekope, and Bedeku. In Eastern regions, the study was conducted in Asogyaman, where Tortibo, Sappor, Yenease, Adina Donor, and Ankyease. A snowball strategy was relied on in selecting small-scale farmers for the study. A total of 390 households, 130 from each district, were sampled randomly. The methodologies used for primary data were household surveys and Focus Group Discussion (FGD) while the instruments used were semi-structured pre-tested Interview Schedules and Checklist respectively. The study concludes that age has an effect on the attitude of small-scale farmers concerning their perceived use of ICT to improve their farming activities. The educational level of an individual plays a significant role in the acceptance and use of ICT

    Standardising terminology and notation for the analysis of demographic processes in marked populations

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    The development of statistical methods for the analysis of demographic processes in marked animal populations has brought with it the challenges of communication between the disciplines of statistics, ecology, evolutionary biology and computer science. In order to aid communication and comprehension, we sought to root out a number of cases of ambiguity, redundancy and inaccuracy in notation and terminology that have developed in the literature. We invited all working in this field to submit topics for resolution and to express their own views. In the ensuing discussion forum it was then possible to establish a series of general principles which were, almost without exception, unanimously accepted. Here we set out the background to the areas of confusion, how these were debated and the conclusions which were reached in each case. We hope that the resulting guidelines will be widely adopted as standard terminology in publications and in software for the analysis of demographic processes in marked animal populationspostprin

    Is Prostate-specific Membrane Antigen Positron Emission Tomography/Computed Tomography Imaging Cost-effective in Prostate Cancer: An Analysis Informed by the proPSMA Trial.

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    BackgroundBefore integrating prostate-specific membrane antigen (PSMA) positron emission tomography/computed tomography (PET/CT) into routine care, it is important to assess if the benefits justify the differences in resource use.ObjectiveTo determine the cost-effectiveness of PSMA-PET/CT when compared with conventional imaging.Design, setting, and participantsA cost-effectiveness analysis was developed using data from the proPSMA study. proPSMA included patients with high-risk prostate cancer assigned to conventional imaging or 68Ga-PSMA-11 PET/CT with planned health economics data collected. The cost-effectiveness analysis was conducted from an Australian societal perspective.Intervention68Ga-PSMA-11 PET/CT compared with conventional imaging (CT and bone scan).Outcome measurements and statistical analysisThe primary outcome from proPSMA was diagnostic accuracy (nodal and distant metastases). This informed a decision tree analysis of the cost per accurate diagnosis.Results and limitationsThe estimated cost per scan for PSMA PET/CT was AUD1203,whichwaslessthantheconventionalimagingcostatAUD1203, which was less than the conventional imaging cost at AUD1412. PSMA PET/CT was thus dominant, having both better accuracy and a lower cost. This resulted in a cost of AUD959savedperadditionalaccuratedetectionofnodaldisease,andAUD959 saved per additional accurate detection of nodal disease, and AUD1412 saved for additional accurate detection of distant metastases. The results were most sensitive to variations in the number of men scanned for each 68Ga-PSMA-11 production run. Subsequent research is required to assess the long-term costs and benefits of PSMA PET/CT-directed care.ConclusionsPSMA PET/CT has lower direct comparative costs and greater accuracy compared to conventional imaging for initial staging of men with high-risk prostate cancer. This provides a compelling case for adopting PSMA PET/CT into clinical practice.Patient summaryThe proPSMA study demonstrated that prostate-specific membrane antigen (PSMA) positron emission tomography/computed tomography (PET/CT) better detects disease that has spread beyond the prostate compared with conventional imaging. Our analysis shows that PSMA PET/CT is also less costly than conventional imaging for the detection of disease spread. This research was presented at the European Association of Nuclear Medicine Scientific Meeting in October 2020
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