735 research outputs found

    Exploring the Uses of Cultural Funds of Knowledge Among Ethnic Minority Immigrant College Students in Their Constructions of Learning Identities Within a Collaborative Photovoice Project

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    Today’s college classrooms are distinguished by an increase in ethnic minority and immigrant student populations, yet there is little reflection of such diversity in the curriculum and teacher preparation and practice. Ethnic minority immigrant students bring with them into learning spaces much valuable cultural knowledge. If validated, this knowledge can become an essential resource from which these students can draw in creating their learning identities and goals. This study explored how a group of ethnic minority immigrant community college students created potential identities in relation to learning by drawing on their culturally and historically informed funds of knowledge, including values, beliefs, purposes and relationships­—as resources in new learning spaces. Using a qualitative and participatory design, this study explored with a sample of seven local ethnic minority immigrant community college students, their perceptions of learning and their cultural funds of knowledge, including how they draw upon and leveraged these cultural funds as resources in developing potential learning identities. This study was guided by the primary research question: How do ethnic minority immigrant college students agentically leverage their funds of knowledge as they position themselves towards learning in college and in the construction of their learning identities? Photovoice techniques were used to address this question and included the students gathering of digital photographs using smartphones, bi-weekly group discussions and one-and one interviews, which became the main sources of data collection. The primary theoretical frameworks utilized are funds of knowledge (Gonzalez, Moll & Amanti, 2005), learning identity (Stetsenko, 2004), and identity and agency in figured worlds (Holland, Lachiotte, Skinner & Cain, 1998). Findings from this study supported conclusions found in these literatures by emphasizing learning as a collaborative process. However, this study expanded on these literatures by highlighting the importance of relational and individual agency in the development of learning identities. In particular, the findings revealed that the creation of third space was afforded through the collaborative processes of Photovoice via story-telling, the development of mutual trust, shared competence, reflection, and the recognition and validation of particular ways of knowing (funds of knowledge). Within the third space the shifts in learning identities were possible as students through developing agency, transitioned from perceiving themselves as “non-knowers” towards redefining themselves as “knowledgeable” people and more “capable” learners

    The Lived Experience of In-Center Hemodialysis Patients Receiving Treatment in DeKalb County, Georgia

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    Chronic kidney disease (CKD) is preventable and reversible in the early stages with upstream strategies; however, the number of individuals diagnosed with end-stage renal disease (ESRD) is increasing annually. Although researchers have documented the physiological and psychological stressors associated with hemodialysis (HD), little is known about the effects of in-center HD on the recipients in DeKalb County, Georgia. This study described the experiences of 10 African American HD patients who dialyze in DeKalb County. Using a phenomenological approach, the interviews were transcribed and then analyzed for significant quotes and recurrent themes relevant to receiving HD in DeKalb County. The health belief model was used to identify the perceptions and susceptibilities that formed the lived experiences of the participants. Results showed that 70% of the patients had been diagnosed with hypertension and/or diabetes and that 50% had never heard of ESRD prior to diagnosis. All 10 patients reported never knowing that hypertension and/or diabetes was a major cause of ESRD. The study sought to find common themes related to the perceived threat of ESRD by the participants. This study can be used to implement positive social change by instituting upstream strategies to decrease the prevalence of ESRD or slow the progression of CKD in this population, heightening awareness of this disease in minority communities, and implementing a sustainable health behavior plan to decrease the prevalence of the disease

    Appraisal of Email Use as A Source of Workplace Stress: A Person-Environment Fit Approach

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    The paper develops and tests theory that explains under what conditions the extent of email use is appraised as a stressor. Integrating concepts from information acquisition and person-environment fit theories, we hypothesize that individuals appraise their extent of email use as stressful based on the mismatch between their current and desired extents of email use. We define the mismatch as email misfit and the match as email fit. We first develop a conceptual framework that associates email misfit with the individual’s experience of three key workplace stressors—work relationships stressor, job control stressor, and job conditions stressor. We then develop hypotheses framing the relationship between email fit and misfit, and these stressors. We test our hypotheses by applying quadratic polynomial regressions and surface-response analysis to survey data obtained from 118 working individuals. The paper makes three theoretical contributions. First, in reporting a theoretical and empirical construction of email fit and misfit and their relationship to workplace stressors, it shows that email misfit is appraised as stress-creating. That is, both too much email and too little, compared to what the individual desires, are associated with stressors. Secondly, it shows that IT use (in this case, email) is appraised as stressful both when it exceeds (i.e., associated with overload) and fails to meet (i.e., associated with underload), the user’s expectation and preference. Thirdly, this paper suggests the person-environment approach as a theoretically novel way to conceptualize the cognitive appraisal and judgement associated with information underacquisition and overacquisition and shows workplace stressors as potentially new effects associated with them

    Direct acoustic profiling of DNA hybridisation using HSV type 1 viral sequences

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    We describe the detection of specific, conserved DNA sequences of herpes simplex virus (HSV) type 1 by means of a novel, high sensitivity acoustic biosensor. Repeated assays on planar and polymeric carboxylic acid- and biotin-presenting surface chemistries enabled statistical comparison of assay specificity and sensitivity and evaluation of assay Z-factor scores. Using a three minute hybridisation with NeutrAvidin capture for signal enhancement, it was possible to detect HSV viral nucleic acids at 5.2 6 10211 M concentration. c The Royal Society of Chemistry 200

    Artists before Columbus: A multi-method characterization of the materials and practices of Caribbean cave art

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    This study represents the first positive identification of plant gum binding media in pre-Columbian art, and the first dates from indigenous cave art in the Caribbean. Mona Island reveals an extensive and well-preserved pre-Columbian and early colonial subterranean cultural landscape with dense concentrations of newly-discovered cave art in up to 30 caves. A multi-method approach to the research of pigments and binding media, charcoal, and cave sediments was used to elucidate the technologies, chronologies and processes of indigenous art and artists. Analyses included on-site use of a portable X-ray fluorescence (P-XRF) device to inform sample selection, scanning electron microscopy with energy dispersive X-ray spectroscopy (SEM/EDX) on paint and charcoal samples, polarized light microscopy (PLM) for material characterizations, and gas chromatography - mass spectrometry (GC-MS) and X-ray diffraction (XRD) for detailed chemical analysis of paint structures and composition. In addition direct dates of cave art using radiocarbon (C14) and Uranium-thorium (U-Th) dating methods are discussed. Results demonstrate multiple centuries of cave use during indigenous occupation and multiple phases and techniques of mark-making in dark zone locations within extensive cave systems. Visitors set out on pre-meditated journeys underground, making rock art using pigments from the cave floors, which they mixed into complex paints with the addition of plant gums from outside. This study is the first of its kind in the Caribbean providing insight into native paint recipes, material choices, and mark-making techniques. The methods have scope for widespread application and advance the integration of cave art research in archaeology

    Depression Symptoms , Acculturation, Needing Care, and Receiving Care: A Study of Adolescents Living in California

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    Background: The objectives of this study are 1) to depict the prevalence of moderate depressive symptoms (MDS) in adolescents living in California, 2) to examine the role of acculturation in reported MDS, and 3) to identify any relationship between acculturation, “needing emotional help,” and “receiving psychological or emotional counseling,” as reported by adolescents with MDS. Methods: We analyzed data from a cross-sectional population-based telephone survey for adolescents who completed the California Health Interview Survey (CHIS) in 2007, 2009, and 2011-2012. The primary predictor variable was level of acculturation. Outcome variables were 1) the presence of MDS, 2) whether participants needed help with emotional problems, and 3) whether they had received psychological or emotional counseling. Results: Of the sample (n = 9816), 6.0% had MDS; 50% of these reported needing help for emotional problems, and 30% reported receiving psychological/emotional counseling. Multivariate analysis that included the interaction effects of race/ethnicity and acculturation showed that the latter was not associated with any of the outcome variables. However, Latino adolescent with MDS and moderate acculturation were less likely to report needing help for psychological/emotional problems, compared to their White counterparts with higher acculturation. Conclusion: Our findings suggest disparities in reporting depression symptoms and receiving psychological/emotional help are not driven by adolescents’ acculturation levels. However, more studies are needed to clarify what cultural factors facilitate or inhibit moderately acculturated Latino adolescents from reporting needing help for psychological/emotional problems

    Using Social Determinants Screening/Mapping Tools to Identify Needs and Resources for Student-Run Free Clinic Patients

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    Background: Social determinants of health have been well accepted as contributing to health outcomes. They are a vital aspect of health care delivery and must be a consideration, especially among free clinic populations. Social determinants of health have also become a required element of medical school curricula. The Student Outreach to Area Residents Student-Run Free Clinic based out of Northeast Ohio Medical University piloted a student-led program that implemented social determinants of health screening and community resource referral as a part of integrated health care delivery for all its patients. Methods: We described the development of a screening tool, protocol, and creation of community resource referral materials. We also described the tracking of patient-reported needs and mapping of location and accessibility of community resources. One hundred patients were surveyed through convenience sampling, and results were used for program improvement. Results/Conclusion: After collecting and analyzing survey results, it was found that the 2 most frequently requested determinants were mental health and utilities services, and the most available community resource was emergency food services. We also mapped these results by zip code and found gaps between need and distribution of services. We demonstrated the utility of mapping to identify points of improvement for the future. We also provided lessons learned related to effective social determinants of health screening, community resource referral, and overall program implementation in student-run free clinics. We further explained the benefits of including similar student-led programs as a way for students to gain practical experience related to social determinants of health

    Attitudes Toward Influenza, Pertussis, and COVID-19 Vaccines Among Economically Underserved Black Women/Birthing People: A Mixed-Methods Approach

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    Vaccination during pregnancy is critical to the health of birthing persons and infants. Yet, persistent racial disparities in vaccination threaten health outcomes in the U.S. (Lu et al., 2015). Vaccination coverage remains low among non-Hispanic Blacks and other racial minorities – a situation magnified by the COVID-19 pandemic (Freimuth, Jamison, An, Hancock, & Quinn, 2017; Stokes et al., 2020). Consequently, understanding vaccine attitudes for systemically disadvantaged groups is paramount to promoting public health. Illuminating barriers to vaccine uptake creates space for new strategies to reduce hesitancy. To investigate Black women’s/birthing people attitudes toward influenza and pertussis vaccination during pregnancy, we conducted four focus groups and one interview between September-November 2019. Our sample included eighteen pregnant/recently pregnant Black women/birthing people from Baltimore, MD. Additionally, with the genesis of the COVID-19 pandemic, we returned to the same community between December 2020-March 2021. We conducted surveys with forty-two Black women/birthing people to examine the group’s attitudes towards COVID-19 vaccinations, as well. Attitudes towards influenza and pertussis immunizations ranged from favorable to rejection. Yet, participants generally affirmed more favorable sentiments towards pertussis vaccines. Willingness to vaccinate was strongly connected to bolstering health. Even among those willing to vaccinate, participants voiced skepticism about vaccine safety. Barriers to vaccination included possible side effects; limited reliable information; and distrust. Finally, most participants planned to decline COVID-19 vaccines for themselves and their children. For future communication strategies aimed at enhancing vaccine uptake, ensuring messages are delivered from trusted sources in local communities is critical (Fu, Haimowitz, & Thompson, 2019). Other possible methods include digital/social media campaigns and open conversations about hesitancy. Additionally, acknowledging decision-making processes of Black women/birthing people; listening to their opinions, and respecting their medical agency are essential
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