686 research outputs found

    The Combined Effects of Mindset and Feedback on College Students’ Motivation After Experiencing Failure

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    The purpose of this study was to determine the effects of mindset and performance feedback on college students’ motivation after experiencing failure in a web-browser experimental study. This study was conducted with students taking a general education course in Fall 2019 (N = 74). Students completed a 3-item Growth Mindset Scale (GMS) designed to measure individuals’ beliefs about their own influence on personal ability levels. GMS can be conceptualized as a continuum ranging from a growth to a fixed mindset. After completing the GMS, participants completed a Memory for Pictures task designed to induce success. Participants received one of three manipulated feedback conditions praising ability, effort, or no praise (control). They were then given a challenging Numerical Series task designed to induce failure. Participants were asked to rate attributions for failure, make a goal orientation selection, and make a risk-aversion selection after experiencing failure. Primary analyses indicated a non-significant relationship between mindset and task persistence, as measured by total number of attempts on the Numerical Series task (r = 0.13, p = 0.26). Performance feedback conditions did not differ significantly in the number of attempts on the Numerical Series task (F = 0.40, p = 0.67). Mindset was not significantly correlated with attributions for failure, nor did the feedback conditions differ significantly on attributions for failure. A one-way ANOVA revealed that mindset made a significant difference on goal orientation (F = 8.71, p = 0.004). Specifically, growth mindset was significantly related to participants’ selecting to view information related to problem solving strategies, whereas fixed mindset was significantly related to participants’ selecting to view relative-performance feedback. Performance feedback was not significantly related to goal orientation (X 2 = 0.65, p = v 0.72). Results of a one-way ANOVA indicated no significant differences in risk-aversion based on mindset (F = 2.28, p = 0.14). A Pearson chi-square test of independence revealed no significant relationship between performance feedback and risk-aversion (X 2 = 0.61, p = 0.74). Exploratory analyses revealed marginally significant findings related to mindset, feedback and time spent on the study, as well as a significant relationship between goal orientation selection and risk aversion

    Suspect screening of maternal serum to identify new environmental chemical biomonitoring targets using liquid chromatography-quadrupole time-of-flight mass spectrometry.

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    The use and advantages of high-resolution mass spectrometry (MS) as a discovery tool for environmental chemical monitoring has been demonstrated for environmental samples but not for biological samples. We developed a method using liquid chromatography-quadrupole time-of-flight MS (LC-QTOF/MS) for discovery of previously unmeasured environmental chemicals in human serum. Using non-targeted data acquisition (full scan MS analysis) we were able to screen for environmental organic acids (EOAs) in 20 serum samples from second trimester pregnant women. We define EOAs as environmental organic compounds with at least one dissociable proton which are utilized in commerce. EOAs include environmental phenols, phthalate metabolites, perfluorinated compounds, phenolic metabolites of polybrominated diphenyl ethers and polychlorinated biphenyls, and acidic pesticides and/or predicted acidic pesticide metabolites. Our validated method used solid phase extraction, reversed-phase chromatography in a C18 column with gradient elution, electrospray ionization in negative polarity and automated tandem MS (MS/MS) data acquisition to maximize true positive rates. We identified "suspect EOAs" using Agilent MassHunter Qualitative Analysis software, to match chemical formulas generated from each sample run with molecular formulas in our unique database of 693 EOAs assembled from multiple environmental literature sources. We found potential matches for 282 (41%) of the EOAs in our database. Sixty-five of these suspect EOAs were detected in at least 75% of the samples; only 19 of these compounds are currently biomonitored in National Health and Nutrition Examination Survey. We confirmed two of three suspect EOAs by LC-QTOF/MS using a targeted method developed through LC-MS/MS, reporting the first confirmation of benzophenone-1 and bisphenol S in pregnant women's sera. Our suspect screening workflow provides an approach to comprehensively scan environmental chemical exposures in humans. This can provide a better source of exposure information to help improve exposure and risk evaluation of industrial chemicals

    From the Commercial to the Communal: Reframing Taboo Trade-Offs in Religious and Pharmaceutical Marketing

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    Although consumers typically expect organizations to profit from marketing goods and services, they also believe that certain organizations, like those that focus on religion and health, should prioritize communal obligations. Indeed, consumers may find it morally distressing when communally focused organizations use overtly commercial marketing strategies like rebranding or value-based pricing. We demonstrate how moral distress and consumer backlash result from such taboo trade-offs and investigate when communal-sharing rhetoric for religious and pharmaceutical marketing reduces distress. Communal justifications used by communally focused organizations are particularly effective when consumers are not closely monitoring the motives of the organization or when the product is need-based. However, communal justifications become less effective and market-pricing justifications become more effective when consumers are attuned to the persuasive intentions of the organization. Implications for consumer goals are discussed

    The Individual Dynamics of Online Reviews

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    We examine the individual level dynamics of online reviews, using a unique data set of real consumer app reviews. We find that a consumer's review is positively related to their rating of the prior app reviewed, while it is negatively related to the quality of the prior app reviewed

    Recall of age of weaning and other breastfeeding variables

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    BACKGROUND: Many studies of the impact of breastfeeding on child or maternal health have relied on data reported retrospectively. The goal of this study was to assess recall accuracy among breastfeeding mothers of retrospectively collected data on age of weaning, reasons for cessation, breast pain, lactation mastitis, and pumping. METHODS: Women in Michigan and Nebraska, U.S.A. were interviewed by telephone every 3 weeks during the first 3 months after the birth of their child, and mailed a questionnaire at 6 months. A subset was interviewed again by telephone approximately 1–3.5 years after the birth. The results for the three recall periods, collected 1994–1998, were compared using correlation, linear and Cox regression analysis, and sensitivity and specificity estimates. RESULTS: The 184 participants were aged 18–42, mostly white (95%) and 63% had an older child. The age of weaning tended to be overestimated in interviews 1–3.5 years after birth compared to those within 3 weeks of the event, by approximately one month for 1–3.5 year recall and two weeks for 6-month recall (p < 0.001 in both cases). Recall accuracy of reasons for weaning varied greatly by reason, with mastitis and return to work having the most recall validity. The sensitivity of 1–3.5 year recall of mastitis was 80%, but was only 54% for nipple cracks or sores. CONCLUSION: Breastfeeding duration among short-term breastfeeders tended to be somewhat overestimated when measured at 1–3.5 years post-partum. Reporting of other breastfeeding characteristics had variable reliability. Studies employing retrospective breastfeeding data should consider the possibility of such errors

    The Play and Learn Classroom

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    Providing a consistent curriculum to educate and train more than 2,000 members of a nursing department and over 1000 nursing students in a tertiary care hospital on a complex clinical documentation system can be a challenge to the educator. Training new employees on an ongoing basis and an entire department when periodic system upgrades occur requires that the curriculum and methodology be consistent and made available at any time – day or night. In order to maintain consistency of the curriculum and provide the learner with ample opportunity to “play and learn” we use computer – based training video tutorials that we have created in which an instructor’s voice guides the learner through the clinical documentation functionality. In this format, the learner, plays and views a series of video tutorials accessible from the hospital intranet and then uses the online training pathway to practice documentation exercises. This self – paced teaching format allows us to provide a standardized curriculum to a variety of learners including orientees during Nursing Central Orientation, nursing students throughout the year, and large numbers of incumbent staff 24/7 whenever system upgrades are implemented. The benefit to using this methodology of education and training includes: · Ease of access for self- paced and active learning at any time · Flexibility to use in either a classroom or as independent learning · Implementation of a standardized curriculum · More time for individual support by instructor during classroom session

    The Roles and Benefits of Using Undergraduate Student Leaders to Support the Work of SUMMIT-P

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    The article by Poole, Turner, and Maher-Boulis (2020) describes one way in which undergraduates have been used to support the SUMMIT-P goal of investigating examples of how mathematics and statistics are applied in partner discipline courses. Two other universities in the SUMMIT-P consortium, San Diego State University and Oregon State University, also use undergraduates in different ways to support the work of integrating science applications into math classes. In this article, we compare and contrast these three uses to further highlight this somewhat untapped resource

    Strategies for Library Mergers & Centralizing Library Services

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    Abstract: More hospitals are merging or looking for ways to cut costs. Libraries need know how to respond as a result and/or look for way to centralize services. Format: This session will have brief presentations followed by panel discussion and interactive question and answer Sponsors: Hospital Library Section, NAHRS Objectives: This session will provide success stories and lessons learned from librarians who have gone through library centralization or library integration following hospital mergers. Presentations will cover needs assessment/SWOT analysis, licensing, budgeting, technical challenges, staff, solo perspective, and other considerations. Audience: Hospital librarians looking to centralize services or who have recently merged or will be impacted by a merger in the future. Learning Objectives: 1) Discuss the benefits of a needs assessment/SWOT analysis when merging 2) List some of the considerations involved in unifying services 3) Study the licensing and budgeting issues faced by merging 4) Recognize technical issues involved in a merger 5) Describe staffing challenges 6) Discuss challenges faced by solos Instructional Methods: presentations, slides, question/answer, and panel discussion Participant Engagement: Presenters will actively solicit questions from audience for immediate answer and provide template materials that can be customized for their institution

    The cue-familiarity heuristic in metacognition.

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