650 research outputs found

    More Than a Meal: Pilot Research Study

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    The national Meals on Wheels network continues to face limited funding, rising costs, unprecedented demand and need and increasing for-profit competition. That is why Meals on Wheels America set out to compare the experience and health outcomes realized by older adults who receive three different levels of service: daily traditional meal delivery, once-weekly frozen delivery and individuals on a waiting list. This study, funded by AARP Foundation and conducted by researchers at Brown University, implemented a groundbreaking approach to investigating the impact of meal service delivery on homebound seniors receiving Meals on Wheels. The study's findings validate what we've all known for decades anecdotally through firsthand experience: that Meals on Wheels does in fact deliver so much more than just a meal

    The Language of Learning in Family and Consumer Sciences: English Language Learners in Career Technical Education

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    Family and Consumer Sciences (FCS) content and English as a Second Language (ESL) strategies can be organically incorporated to create a successful education for an English Language Learner (ELL). The first objective of this research project is to discover how prepared Family and Consumer Sciences teachers feel to work with English Language Learners in the classroom. The second objective is to identify practical and effective methods and strategies that are useful for Family and Consumer Sciences teachers instructing English Language Learners. The rationale for this project is that by identifying the challenges faced by English Language Learners in education, teachers in this field can better address the needs of these students with proven methods. A three-part approach was taken to gather insight from all relevant stakeholders. This paper examines research gained from a forced-choice survey of Family and Consumer Sciences teachers across the country along with field observations of both high school and college English Language Learners in the Midwest. The purpose of the survey is to gather the perspective of the educator, specifically within Family and Consumer Sciences. The first level of field observation aims to study the struggle of the English Language Learner in the high school setting over a semester of classes. The second level of field observation is a one-day instruction of a lesson aimed towards college-age English Language Learners as a method of understanding the difficulties shared by the instructor and student. In the conclusion of this study, a lack of current research surrounding Family and Consumer Sciences and English as a Second Language was discovered, along with the need to address how teachers are supported in their endeavor to instruct English Language Learners with life skills, and the need to embrace students’ cultural diversity and use multiple teaching styles

    Design and Modeling of Tool Trajectory in C0 Continuity Concept by Importing the IGES Neutral File

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    A common task in geometric modeling is to interpolate a sequence of points or derivatives, sampled from a curve, with a parametric polynomial or spline curve. To do this the first step is to choose parameter values corresponding to the interpolation points. In a parametric environment, user can completely define a geometric feature with some parameters. This paper has an aim to generate a smooth tool trajectory spline for machining a workpiece. With the spline technique MATLAB program has been proposed for simulation of cutter contact points in the trajectory. The author has gone through C0 continuity concept and at last the simulated result has been shown by MATLAB program in its output. Keywords: Spline, Approximation technique, C++, IGES, MATLA

    Learning design studio: educational practice as design inquiry of learning

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    Recently we are urged to transform education into an evidence based profession, and promote scientific standards or practice. These calls are not new – they seem to emerge every few years. We do not argue with their goal, but we contend that the suitable frame of reference is the paradigm of design science, rather than the common metaphor of medical research. This paper proposes Design Inquiry of Learning as a projection of educational design science into a professional domain, and offers the Learning Design Studio as a pedagogical manifestation of this approach. The learning design studio is a collaborative, blended, project based framework for training educators in effective and evidence-based use of educational technology. We present its theoretical underpinnings, note its fundamental principles and structures, and review three independent cases where it has been trialed. The results show that this model is effective in developing learners’ theoretical knowledge as well as their practical skills, and allows them to link the two. However, it requires a considerable commitment of both learners and tutors, and may not be applicable in more casual settings

    A systematic review of factors associated with outcome of psychological treatments for post-traumatic stress disorder

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    Objective: Psychological interventions for post-traumatic stress disorder (PTSD) are not always effective and can leave some individuals with enduring symptoms. Little is known about factors that are associated with better or worse treatment outcome. Our objective was to address this gap. Method: We undertook a systematic review following Cochrane Collaboration Guidelines. We included 126 randomized controlled trials (RCTs) of psychological interventions for PTSD and examined factors that were associated with treatment outcome, in terms of severity of PTSD symptoms post-treatment, and recovery or remission. Results: Associations were neither consistent nor strong. Two factors were associated with smaller reductions in severity of PTSD symptoms post-treatment: comorbid diagnosis of depression, and higher PTSD symptom severity at baseline assessment. Higher education, adherence to homework and experience of a more recent trauma were associated with better treatment outcome. Conclusion: Identifying and understanding why certain factors are associated with treatment outcome is vital to determine which individuals are most likely to benefit from particular treatments and to develop more effective treatments in the future. There is an urgent need for consistent and standardized reporting of factors associated with treatment outcome in all clinical trials

    MODIFIED BIPHASIC MEDIA FOR BLOOD CULTURE

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    ABSTRACTObjective: To evaluate the performance characteristics of Nutrient agar and MacConkey's agar biphasic medium (BPM) with conventional bloodculture.Methods: We prepared two modified biphasic blood culture medium with Nutrient agar (with 1% lactose and 0.004% neutral red) and MacConkey'sagar. A total of 20 standard clinical strains of bacterial pathogens and Candida albicans were inoculated in duplicate in Nutrient agar BPM, MacConkey'sagar, and brain heart infusion broth to evaluate the turn-around time and performance characteristics.Results: All isolates except Streptococcus pyogenes and Streptococcus pneumoniae showed characteristic lactose fermenter and non-lactose fermentercolonies on Nutrient agar and MacConkey's agar BPM within 24 hrs with sufficient growth to carry out biochemical identification and antibioticsusceptibility testing. This resulted in a shorter turn-around time (48 hrs) when compared to that of conventional blood culture (72 hrs).Conclusion: Nutrient agar and MacConkey's agar based modified BPM could be beneficial in reducing the turn-around time of blood culture.Keywords: Biphasic media, Bloodstream infection, Conventional blood culture

    Effects of dietary supplementation with krill meal on serum pro-inflammatory markers after the iditarod sled dog race

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    A seafood-based supplement from krill, rich in omega-3 phospholipids and proteins was tested on a group of dogs competing in the 2016 Iditarod dog sled race to investigate the effects of krill meal on exercise-induced inflammation and muscle damage in comparison to a control group. A single team of 16 dogs received 8% krill meal for 5 weeks prior to the start of race, while another team of 16 dogs received no supplementation. Ten dogs of the treatment and 11 dogs of the control group finished the race and their blood was analyzed for omega-3 index, inflammation (CRP) and muscle damage (CK). The omega-3 index of the krill meal-fed dogs was significantly higher at the beginning of the race (mean 6.2% in the supplemented vs 5.2% in the control group, p < .001). CRP concentrations increased from 7.05 ± 2.27 to 37.04 ± 9.16 μg/ml in the control and from 4.26 ± 0.69 to 16.56 ± 3.03 μg/ml in the treatment group, with a significant difference between the groups (p < .001). CK activity was increased from 90.75 ± 8.15 IU/l to 715.90 ± 218.9 IU/l in the control group and from 99.55 ± 12.15 to 515.69 ± 98.98 in the supplemented group, but there were no differences between groups (p = .266). The results showed that krill meal supplementation led to significantly higher omega-3 index, which correlated with lower inflammation and a tendency for reduced muscle damage after this long-distance sled dog competition. However, these results need to be confirmed by more controlled studies, since it was a field study and effects of race speed or other performance-related factors such as fitness and musher skill on the results cannot be excluded

    In newborn babies, what are the risks of developing Vitamin K deficiency bleeding disorders if not provided IM Vitamin K injection at birth?

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    Vitamin K, which is produced in the large intestines of adults, is naturally lacking in neonates. It is a crucial part in the clotting cascade for activating clotting factors II, VII, IX, and X. For the past several decades, it has been a standard in Western Medicine to give an IM Vitamin K injection to neonates post birth. In recent years, statistics of refusal have continued to grow creating an increased prevalence of Vitamin K Deficiency Bleeding Disorders. This study is aimed at exploring the statistics of injection refusal, reasons for refusal, alternative methods to injections, and the importance behind parent education. The studies analyzed demonstrate that there are higher rates of refusal in birth centers and home births as opposed to hospital births. Alternative methods studied, such as breast feeding and mother supplementation, have not been shown to be an equivalent to the IM injection, however, there is promising research regarding an oral method of Vitamin K administration. Based on the research conducted, it is imperative that providers ensure proper patient education throughout the entire pregnancy regarding screenings and preventions, such as a Vitamin K injection and what it prevents, so that parents can make informed decisions when their child is born

    Estimation of Excess Mortality Rates Among US Assisted Living Residents During the COVID-19 Pandemic.

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    The devastating effects of COVID-19 among older adults residing in long-term care settings have been well documented.1 Although much attention has been paid to COVID-19–associated mortality in nursing homes,2 less is understood about its effects on assisted living residents. Most assisted living residents are aged 80 years or older and many have multiple chronic illnesses, making them highly susceptible to poor outcomes of COVID-19.3 This study examines the excess mortality among a US cohort of assisted living residents during the COVID-19 pandemic

    Varietal identification and fingerprinting of Pearl Millet (Pennisetum glaucum L.) varieties and hybrid using morphological descriptors and SSR markers

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    Pearl Millet (Pennisetum glaucum) is the sixth most important cereal crop in the world. The genomic resources available in Pearl millet can be utilized for fingerprinting and screening of hybrids using SSR markers and will be helpful for the assessment of seed purity. Hence, the present study was focused on fingerprint popular pearl millet varieties and hybrids of Tamil Nadu for varietal identification and hybrid purity test. The varieties used for DNA fingerprinting were CO (Cu) 9, CO 10, Pearl Millet hybrid CO 9 along with the parents, A' line ICMA 93111A and R' line PT 6029-30. The morphological features were recorded to screen the cultivars. The Pearl millet hybrid CO 9 scored the highest value for more than four quantitative characters via., Number of productive tillers (4-6), Leaf blade length (60-68cm), Leaf blade width (4.0-4.5cm), number of nodes (8-10), and 1000 seed weight (13-14g) which is at par and comparable with the composite CO 10  and higher than that of the variety CO (Cu) 9. PCR was performed using 36 SSR primers to find out polymorphism among the varieties. The SSR markers ICMP3021 and PSMP2089 were able to selectively identify CO (Cu) 9 from the other varieties. Whereas, the SSR markers ICMP3018, PSMP2219, and PSMP2220 were used to distinguish CO 10 from the other varieties. Further, the CO10 variety produced additional alleles for all the markers due to its composite nature. Among the thirty-six SSR primers screened, none of them were found suitable to distinguish the TNAU hybrid CO 9 from its parents. The unique DNA fingerprints developed in the present study can be utilized for seed purity testing and varietal identification
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