1,969 research outputs found
Predicting Turnover Intent: Examining the Effects of Employee Engagement, Compensation Fairness, Job Satisfaction, and Age.
The current study assessed the moderating effects of Age and the mediating effects of Job Satisfaction on the relationship between antecedents Employee Engagement and Compensation Fairness and the outcome variable Turnover Intent. The theory of reasoned action and a theoretical framework for examining age-effects on employee attitudes were used as the theoretical underpinnings for the study. The study utilized a secondary data set with surveyed population including faculty (n = 1,229) from a land-grant institution holding the doctoral/research-extensive classification from the Carnegie Classification and serving about 42,000 students each year with graduates totaling more than 9,000 per year. Findings confirmed that 11 of the 12 items of the Gallup Workplace Audit loaded on the Employee Engagement factor. Findings also confirmed a 3-item solution for the Compensation Fairness factor. Both Employee Engagement and Compensation Fairness demonstrated an inverse relationship with Turnover Intent as expected. Job Satisfaction was found not to mediate the relationship between both Employee Engagement and Compensation Fairness with the outcome variable Turnover Intent. Finally, Age was not found to moderate the relationship between antecedent variables and Turnover Intent. Recommendations for research and practice were made
An Institutional Response to Date Rape
This article reviews the existing literature on date rape and its prevention. As a result of an analysis of the literature, a model for date rape prevention on university campuses has been developed. The model is based on an adaptation of Roark's (1987) prevention strategies at the institutional level and Neuman's (1989) Total Systems Model. It provides a comprehensive approach to date rape prevention at the primary, secondary and tertiary levels of prevention. The model also includes a date rape assessment guide and sample date rape prevention program.Cet article examine la documentation pourtant sur "les agressions sexuelles par une connaissance" (date rape) et les mesures préventives en vigueur. Après avoir analysé la documentation pertinente, un modèle portant sur la prévention des agressions sexuelles sur les campus universitaires a été développé. Le mod-èle et une adaptation des stratégies institutionelles de prévention (Prevention Strategies at the Institutional Level ) de Roark (1987) et du modèle des systèmes (Total Systems Model) de Neuman (1989). Il vise à intégrer les stratégies de prévention de premier, deuxième et troisième niveaux. Le modèle comprend également un guide d'évaluation des agressions sexuelles et un programmme de prévention
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Electronic data interchange: If A perspective from Taiwan
This study presents findings about perceptions and use of Electronic Data Interchange (EDI) in Taiwan. It was undertaken to help build a framework within which to better understand EDI in a global setting. Findings indicate that there are differences and similarities between perceptions and use of EDI in Taiwan and what we know about EDI use in Western cultures. Possible explanations are offered for these findings. Several research questions arise out of the findings that can guide future research about EDI in a variety of cultures, and sets of propositions for each research question are suggested
Snow Chemistry from Xixabangma Peak, Tibet
[From conclusion] Although the cause of the differences in chemistry of the Xixabangma glacier fresh snow events cannot be adequately inferred from the limited number of samples available for this study, the existence of such different chemical signatures is encouraging for future studies in the region
A novel research definition of bladder health in women and girls: Implications for research and public health promotion
BACKGROUND:Bladder health in women and girls is poorly understood, in part, due to absence of a definition for clinical or research purposes. This article describes the process used by a National Institutes of Health funded transdisciplinary research team (The Prevention of Lower Urinary Tract Symptoms [PLUS] Consortium) to develop a definition of bladder health. METHODS:The PLUS Consortium identified currently accepted lower urinary tract symptoms (LUTS) and outlined elements of storage and emptying functions of the bladder. Consistent with the World Health Organization's definition of health, PLUS concluded that absence of LUTS was insufficient and emphasizes the bladder's ability to adapt to short-term physical, psychosocial, and environmental challenges for the final definition. Definitions for subjective experiences and objective measures of bladder dysfunction and health were drafted. An additional bioregulatory function to protect against infection, neoplasia, chemical, or biologic threats was proposed. RESULTS:PLUS proposes that bladder health be defined as: "A complete state of physical, mental, and social well-being related to bladder function and not merely the absence of LUTS. Healthy bladder function permits daily activities, adapts to short-term physical or environmental stressors, and allows optimal well-being (e.g., travel, exercise, social, occupational, or other activities)." Definitions for each element of bladder function are reported with suggested subjective and objective measures. CONCLUSIONS:PLUS used a comprehensive transdisciplinary process to develop a bladder health definition. This will inform instrument development for evaluation of bladder health promotion and prevention of LUTS in research and public health initiatives
A novel whole-body thermal stress test for monitoring cardiovascular responses in guinea pigs
Cardiovascular disease is a leading cause of morbidity and mortality worldwide. Stress tests are frequently employed to expose early signs of cardiovascular dysfunction or disease and can be employed, for example, in the context of preterm birth. We aimed to establish a safe and effective thermal stress test to examine cardiovascular function. Guinea pigs were anaesthetized using a 0.8% isoflurane, 70% N2O mix. ECG, non-invasive blood pressure, laser Doppler flowmetry, respiratory rate, and an array of skin and rectal thermistors were applied. A physiologically relevant heating and a cooling thermal stress test was developed. Upper and lower thermal limits for core body temperature were set at 41.5 OC and 34 OC, for the safe recovery of animals. This protocol therefore presents a viable thermal stress test for use in guinea pig models of health and disease that facilitates exploration of whole-system cardiovascular function
Differential effects of four intramuscular sedatives on cardiorespiratory stability in juvenile guinea pigs (Cavia porcellus)
Background
Non-invasive physiological monitoring can induce stress in laboratory animals. Sedation reduces the level of restraint required, thereby improving the validity of physiological signals measured. However, sedatives may alter physiological equilibrium introducing unintended bias and/or, masking the experimental outcomes of interest. We aimed to investigate the cardiorespiratory effects of four short-acting sedatives in juvenile guinea pigs.
Method
12 healthy, 38 (26–46) day-old Dunkin Hartley guinea pigs were included in this blinded, randomised, crossover design study. Animals were sedated by intramuscular injection using pre-established minimum effective doses of either alfaxalone (5 mg/kg), diazepam (5 mg/kg), ketamine (30 mg/kg), or midazolam (2 mg/kg) administered in random order with a minimum washout period of 48 hours between agents. Sedative depth, a composite score comprised of five assessment criteria, was observed every 5-min from dosing until arousal. Physiological monitoring of cardiorespiratory status included measures of heart rate, blood pressure, respiratory rate, and peripheral microvascular perfusion.
Results
Ketamine and alfaxalone were most effective in inducing stable sedation suitable for physiological monitoring, and diazepam less-so. Midazolam was unsuitable due to excessive hypersensitivity. All sedatives significantly increased heart rate above non-sedated control rates (P<0.0001), without altering blood pressure or microvascular perfusion. Alfaxalone and ketamine reduced respiratory rate relative to their control condition (P<0.0001, P = 0.05, respectively), but within normative ranges.
Conclusion
Ketamine and alfaxalone are the most effective sedatives for inducing short duration, stable sedation with minimal cardiorespiratory depression in guinea pigs, while diazepam is less-so. However, alfaxalone is the most appropriate sedative for longitudinal studies requiring multiple physiological timepoints
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The effects of processing and mastication on almond lipid bioaccessibility using novel methods of in vitro digestion modelling and micro-structural analysis
A number of studies have demonstrated that consuming almonds increases satiety but does not result in weight gain, despite their high energy and lipid content. To understand the mechanism of almond digestion, in the present study, we investigated the bioaccessibility of lipids from masticated almonds during in vitro simulated human digestion, and determined the associated changes in cell-wall composition and cellular microstructure. The influence of processing on lipid release was assessed by using natural raw almonds (NA) and roasted almonds (RA). Masticated samples from four healthy adults (two females, two males) were exposed to a dynamic gastric model of digestion followed by simulated duodenal digestion. Between 7·8 and 11·1 % of the total lipid was released as a result of mastication, with no significant differences between the NA and RA samples. Significant digestion occurred during the in vitro gastric phase (16·4 and 15·9 %) and the in vitro duodenal phase (32·2 and 32·7 %) for the NA and RA samples, respectively. Roasting produced a smaller average particle size distribution post-mastication; however, this was not significant in terms of lipid release. Light microscopy showed major changes that occurred in the distribution of lipid in all cells after the roasting process. Further changes were observed in the surface cells of almond fragments and in fractured cells after exposure to the duodenal environment. Almond cell walls prevented lipid release from intact cells, providing a mechanism for incomplete nutrient absorption in the gut. The composition of almond cell walls was not affected by processing or simulated digestion
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