864 research outputs found

    PRICE AND NONPRICE TERMS IN U.S. AGRICULTURAL CONTRACTS

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    The industrialization of the food system is proceeding at a rapid rate and contracting is a key element in that industrialization. The purposes of this paper are to summarize contract terms in agricultural contracts for major commodities and to assess the determinants of variations in contract prices/fees in selected commodity contracts, with an emphasis on the nonprice contract terms.Agricultural and Food Policy,

    Adherence to Daily Weights and Total Fluid Orders in the Pediatric Intensive Care Unit

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    Background: Fluid is central to the resuscitation of critically ill children. However, many pay limited attention to continued fluid accumulation. Fluid overload (FO) is associated with significant morbidity and mortality. The Volume Status Awareness Program (VSAP) is a multi-phase quality improvement initiative aimed at reducing iatrogenic FO. For baseline data, the authors examined a retrospective cohort of patients admitted to the pediatric intensive care unit. Methods: Cohort included diuretic-naive patients admitted to the pediatric intensive care unit at a tertiary care children's hospital in 2014. Furosemide-exposure was used to indicate provider-perceived FO. Variables included daily weight and total fluid (TF) orders, and their timing, frequency, and adherence. Implementation of VSAP phase 1 (bundle of interventions to promote consistent use of patient weights) occurred in June 2017. Results: Forty-nine patients met criteria. Five (10%) had daily weight orders, and 41 (84%) had TF orders-although 7 of these orders followed furosemide administration. Adherence to TF orders was good with 32 (78%) patients exceeding TF limits by 5% FO by day 1, and 22 (51%) had > 10% cumulative FO by day 3. Following phase 1 of the VSAP, the frequency of daily weight orders increased from 6% to 88%. Conclusions: In our institution, use of fluid monitoring tools is both inconsistent and infrequent. Early data from the VSAP project suggests simple interventions can modify ordering and monitoring practice, but future improvement cycles are necessary to determine if these changes are successful in reducing iatrogenic FO

    Occurrence and population densities of yeast species in a fresh-water lake

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    Quantitative studies of yeasts present in surface and deep water samples from a fresh water body (Douglas Lake, Michigan) revealed 12 species ( Candida parapsilosis, C. pulcherrima, Cryptococcus albidus, Cr. diffluens, Cr. gastricus, Cr. laurentii, Rhodotorula glutinis, R. pilimanae, R. rubra, Trichosporon cutaneum, Debaryomyces sp., “black yeasts”). In two regions of surface sampling the population densities averaged 39.6 and 5.5 cells per 100 ml respectively, whereas the average deep water count was 40.3 cells per 100 ml. Yeasts of the genus Rhodotorula predominated.Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/41778/1/10482_2005_Article_BF02046074.pd

    Attention Performance in an Epidemiological Sample of Urban Children: The Role of Gender and Verbal Intelligence

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    We administered a comprehensive attentional battery to an epidemiologically defined sample of 435 first and second-grade children to assess the influence of gender and verbal intelligence on attention. The battery included three versions of the continuous performance test (CPT), two digit cancellation tasks, three subtests from the WISC-R, and the Wisconsin Card Sorting Test. The results indicated that both gender and intelligence had an impact on attentional performance. Girls performed better than boys; they made fewer errors on the CPT and obtained higher scores on the digit cancellation task and the Coding subtest of the WISC-R. Children with higher verbal intelligence also performed better on the attentional tests, but this advantage was not observed across measures or levels of performance. For example, children with limited verbal skills performed significantly worse than their peers only in measures with high processing demands(the degraded CPT and the distraction version of the digit cancellation task)

    Herders and hazards: covariate dzud risk and the cost of risk management strategies in a Mongolian subdistrict

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    Studies of mobile pastoralist livelihoods have shown that a variety of sociotechnical practices have been developed to achieve reliable outputs from livestock in variable arid and semi-arid environments. This paper builds upon the concept of pastoralists as high-reliability seekers rather than risk-averse and makes a case for understanding Mongolian herders as well adapted to livestock production in highly variable climatic conditions within a certain threshold of risk and uncertainty. This system fails, however, during instances of high uncertainty and covariate risk such as in cases of the natural hazard dzud, which requires individual households to make significant cash investments in risk management. It forwards the idea that investing in local government—soum and bag level— administrative capacity and infrastructure is needed to build system resilience to covariate risk. Based on ethnographic research in rural Bayankhongor, this paper interrogates how dzud interfaces with socio-economic factors amongst pastoralists in central west Mongolia

    The prevalence of obesity in children with autism: a secondary data analysis using nationally representative data from the National Survey of Children's Health

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    <p>Abstract</p> <p>Background</p> <p>The prevalence of childhood obesity has increased dramatically in the last two decades and numerous efforts to understand, intervene on, and prevent this significant threat to children's health are underway for many segments of the pediatric population. Understanding the prevalence of obesity in populations of children with developmental disorders is an important undertaking, as the factors that give rise to obesity may not be the same as for typically developing children, and because prevention and treatment efforts may need to be tailored to meet their needs and the needs of their families. The goal of the current study was to estimate the prevalence of obesity in children and adolescents with autism.</p> <p>Methods</p> <p>This study was a secondary data analysis of cross-sectional nationally representative data collected by telephone interview of parents/guardians on 85,272 children ages 3-17 from the 2003-2004 National Survey of Children's Health (NSCH). Autism was determined by response to the question, "Has a doctor or health professional ever told you that your child has autism?" Children and adolescents were classified as obese accordingto CDC guidelines for body mass index (BMI) for age and sex.</p> <p>Results</p> <p>The prevalence of obesity in children with autism was 30.4% compared to 23.6% of children without autism (p = .075). The unadjusted odds of obesity in children with autism was 1.42 (95% confidence interval (CI): 1.00, 2.02, p = .052) compared to children without autism.</p> <p>Conclusions</p> <p>Based on US nationally representative data, children with autism have a prevalence of obesity at least as high as children overall. These findings suggest that additional research is warranted to understand better the factors that influence the development of obesity in this population of children.</p
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