3,147 research outputs found

    The Complexity of Public Attitudes Toward Sex Crimes

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    Previous research suggests that public opinion about crime is nuanced as it has been found to vary greatly depending upon the type of questions asked and the amount of information provided. Few have similarly examined the complexity of public attitudes specifically about sex crimes. A survey was administered to a sample of U. S. residents utilizing the factorial survey method. The results suggested that specific details about the offense, offender, and victim had a significant effect on perceptions. The findings point to discrepancies between policy and public opinion, as well as to the importance of educating the public about the realities of sexual offending and victimization

    Combining Forces: Utilizing Expertise from Applied Linguistics and Flight Instruction for Better ATC Communications

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    ATC communications are a complex mix of FAA phraseology and plain English. The dynamic demands of a pilot’s workload, simultaneously operating the aircraft, managing checklists, and maintaining situational awareness, make this domain of communication particularly challenging for many non-native English speakers. The dramatic growth of aviation in regions of the world in which English is not the native language has increased the need for flight training organizations to address and manage language issues. This paper outlines a new initiative at Embry-Riddle Aeronautical University to support flight students with the English language necessary for successful flight training. Two subject matter experts (SMEs) - a Certified Flight Instructor (CFI) and an Aviation English Instructor - collaborated to create a course which helps flight students learn the basic foundations of ATC communications for VFR flight, focusing on listening comprehension and speaking strategies. By introducing best practices from language teaching, the operational content is taught to students in a more interactive and communicative manner. Primarily, Task-Based Language Teaching (TBLT), an approach which simulates real-world activities in the classroom by asking students to do meaningful tasks using authentic language, is used to practice ATIS comprehension and radio communications during Ground, Departure, Practice Area, and Arrival Operations. Students are presented with ample opportunity to simulate radio communication in a stress-free environment, strengthening their confidence in their own ability to utilize these exact language skills in their actual flight training. This paper will discuss the design and implementation of this course, including background information, pedagogical rational, instructional methodologies, classroom activities, and proven effectiveness

    Pre-notification letter type and response rate to a postal survey among women who have recently given birth

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    Background: Surveys are commonly used in health research to assess patient satisfaction with hospital care. Achieving an adequate response rate, in the face of declining trends over time, threatens the quality and reliability of survey results. This paper reports on a postal satisfaction survey conducted with women who had recently given birth, and explores the effect of two strategies on response rates. Methods: A sample of 2048 Australian women who had recently given birth were invited to participate in a postal survey about their recent experiences with maternity care. The study design included two different strategies intended to increase response rates: a randomised controlled trial testing two types of pre-notification letter (with or without the option of opting out of the survey), and a request for consent to link survey data with existing routinely collected health data (omitting the latter data items from the survey reduced survey length and participant burden). Results: The survey had an overall response rate of 46%. Women receiving the pre-notification letter with the option of opting out of the survey were more likely to actively decline to participate than women receiving the letter without this option, although the overall numbers of women were small (27 versus 12). Letter type was not significantly associated with the return of a completed survey. Among women who completed the survey, 97% gave consent to link their survey data with existing health data. Conclusions: Seeking consent for record linkage was highly acceptable to women who completed the survey, and represents an important strategy to add to the arsenal for designing and implementing effective surveys. In addition to aspects of survey design, future research should explore how to more effectively influence personal constructs that contribute to the decision to participate in surveys.NHMR

    Pediatric admissions that include intensive care: a population-based study

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    Background Pediatric admissions to intensive care outside children’s hospitals are generally excluded from registry-based studies. This study compares pediatric admission to specialist pediatric intensive care units (PICU) with pediatric admissions to intensive care units (ICU) in general hospitals in an Australian population. Methods We undertook a population-based record linkage cohort study utilizing longitudinally-linked hospital and death data for pediatric hospitalization from New South Wales, Australia, 2010-2013. The study population included all new pediatric, post-neonatal hospital admissions that included time in ICU (excluding neonatal ICU). Results Of 498,466 pediatric hospitalizations, 7,525 (1.5%) included time in an intensive care unit – 93.7% to PICU and 6.3% to ICU in a general (non-PICU) hospital. Non-PICU admissions were of older children, in rural areas, with shorter stays in ICU, more likely admitted for acute conditions such as asthma, injury or diabetes, and less likely to have chronic conditions, receive continuous ventilatory support, blood transfusion, parenteral nutrition or die. Conclusions A substantial proportion of children are admitted to ICUs in general hospitals. A comprehensive overview of pediatric ICU admissions includes these admissions and the context of the total hospitalization.NHMRC, NSW Mo

    Guaranteeing Canadian lamb meat quality using near-infrared spectroscopy on intact rack

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    Lamb racks from commercial carcasses were scanned using near-infrared spectroscopy. The prediction accuracies (R 2) for meat quality traits were assessed. Prediction accuracy ranged between 0.40 and 0.94. When predicted values were used to classify meat based on quality, 88.7%–95.2% of samples were correctly classified as quality guaranteed

    Women Bound to Be Active: One Year Follow-Up to an Innovative Pilot Intervention to Increase Physical Activity and Self-Worth in Women

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    The purpose of this investigation was to assess the effectiveness of a lifestyle intervention (a women’s book club; Women Bound to be Active) in promoting long-term physical activity (PA). Thirty-five women (26-70 years; mean age 50.6 years) completed the 8-month intervention and participated in the one-year follow-up. At follow-up, PA returned to baseline levels; however, self-worth and body mass index significantly improved. Women were more knowledgeable about PA at follow-up; however, they failed to maintain PA after the intervention. Components of the intervention were effective in improving self-worth and lowering BMI at one-year follow-up. To enhance long-term PA adherence continued research and intervention modifications are needed

    Trends in use of neonatal CPAP: a population-based study

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    <p>Abstract</p> <p>Background</p> <p>Continuous positive airway pressure (CPAP) is used widely to provide respiratory support for neonates, and is often the first treatment choice in tertiary centres. Recent trials have demonstrated that CPAP reduces need for intubation and ventilation for infants born at 25-28 weeks gestation, and at > 32weeks, in non-tertiary hospitals, CPAP reduces need for transfer to NICU. The aim of this study was to examine recent population trends in the use of neonatal continuous positive airway pressure.</p> <p>Methods</p> <p>We undertook a population-based cohort study of all 696,816 liveborn neonates ≥24 weeks gestation in New South Wales (NSW) Australia, 2001-2008. Data were obtained from linked birth and hospitalizations records, including neonatal transfers. The primary outcome was CPAP without mechanical ventilation (via endotracheal intubation) between birth and discharge from the hospital system. Analyses were stratified by age ≤32 and > 32 weeks gestation.</p> <p>Results</p> <p>Neonates receiving any ventilatory support increased from 1,480 (17.9/1000) in 2001 to 2,486 (26.9/1000) in 2008, including 461 (5.6/1000) to 1,465 (15.8/1000) neonates who received CPAP alone. There was a concurrent decrease in mechanical ventilation use from 12.3 to 11.0/1000. The increase in CPAP use was greater among neonates > 32 weeks (from 3.2 to 11.8/1000) compared with neonates ≤32 weeks (from 18.1 to 32.7/1000). The proportion of CPAP > 32 weeks initiated in non-tertiary hospitals increased from 6% to 30%.</p> <p>Conclusions</p> <p>The use of neonatal CPAP is increasing, especially > 32 weeks gestation and among non-tertiary hospitals. Recommendations are required regarding which infants should be considered for CPAP, resources necessary for a unit to offer CPAP and monitoring of longer term outcomes.</p

    The molecular basis of antibiotic treatment failure in chronic urinary tract infections

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    Urinary tract infections (UTIs) are amongst the most common infections worldwide, and are becoming increasingly difficult to treat. In addition to the acceleration of classic antimicrobial resistance, recurrence after initial resolution is common. Our clinical experience is that chronically infected patients sometimes fail to respond to antibiotics predicted to be effective from culture-based sensitivity testing, while antibiotics predicted to be unsuitable can succeed. We hypothesized that the bladder environment could lead to differential bacterial gene expression, resulting in differences in minimum inhibitory concentration (MICs) compared with standard culture. Here, using strains of Escherichia coli evolved in the lab to be resistant to amoxicillin–clavulanic acid, we present data that MICs differ depending on which media the assay is performed in (M9, ISO, LB, human urine), as well as in urine-containing supernatant enriched from urothelial organoids. Next, we examined the behaviour of patient-derived Enterococcus faecalis, one of the main causative agents of chronic UTIs in the elderly. We are in the process of evaluating the MIC of first-line UTI antibiotics using growth media supplemented with urine, to more closely mimic the native uropathogen environment. Moreover, we are characterising the resistance genes expressed in those differing environments using next generation sequencing technology and comparing the results with those obtained from bacteria grown on standard diagnostic media. Our work demonstrates the danger of extrapolating biological behaviour from artificial culture substrates and may lead to better diagnostic tests and treatments for chronic UTI

    Ethanol consumption in mice: relationships with circadian period and entrainment

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    A functional connection between the circadian timing system and alcohol consumption is suggested by multiple lines of converging evidence. Ethanol consumption perturbs physiological rhythms in hormone secretion, sleep and body temperature, and conversely, genetic and environmental perturbations of the circadian system can alter alcohol intake. A fundamental property of the circadian pacemaker, the endogenous period of its cycle under free-running conditions, was previously shown to differ between selectively bred High- (HAP) and Low- (LAP) Alcohol Preferring replicate 1 mice. To test whether there is a causal relationship between circadian period and ethanol intake, we induced experimental, rather than genetic, variations in free-running period. Male inbred C57Bl/6J mice and replicate 2 male and female HAP2 and LAP2 mice were entrained to light:dark cycles of 26 h or 22 h or remained in a standard 24 h cycle. Upon discontinuation of the light:dark cycle, experimental animals exhibited longer and shorter free-running periods, respectively. Despite robust effects on circadian period and clear circadian rhythms in drinking, these manipulations failed to alter the daily ethanol intake of the inbred strain or selected lines. Likewise, driving the circadian system at long and short periods produced no change in alcohol intake. In contrast with replicate 1 HAP and LAP lines, there was no difference in free-running period between ethanol naĂŻve HAP2 and LAP2 mice. HAP2 mice, however, were significantly more active than LAP2 mice as measured by general home-cage movement and wheel running, a motivated behavior implicating a selection effect on reward systems. Despite a marked circadian regulation of drinking behavior, the free-running and entrained period of the circadian clock does not determine daily ethanol intake
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