9 research outputs found
A national cross-sectional study on nurses' intent to leave and job satisfaction in Lebanon: implications for policy and practice
<p>Abstract</p> <p>Background</p> <p>Lebanon is perceived to be suffering from excessive nurse migration, low job satisfaction, poor retention and high turnover. Little is known about the magnitude of nurse migration and predictors of intent to leave. The objective of this study is to determine the extent of nurses' intent to leave and examine the impact of job satisfaction on intent to leave. Intent to leave was explored to differentiate between nurses who intend to leave their current hospital and those intending to leave the country.</p> <p>Methods</p> <p>A cross-sectional design was used to survey nurses currently practicing in Lebanese hospitals. A total of 1,793 nurses employed in 69 hospitals were surveyed. Questions included those relating to demographic characteristics, intent to leave, and the McCloskey Mueller Satisfaction Scale. Univariate descriptive statistics were conducted on sample's demographic characteristics including gender, age, marital status and educational level. Bivariate associations between intent to leave and demographic characteristics were tested using Pearson Chi-square. Differences in satisfaction scores between nurses with and without intent to leave were tested using t-test and ANOVA f-test. A multinomial logistic regression model was created to predict intent to leave the hospital and intent to leave the country.</p> <p>Results</p> <p>An alarming 67.5% reported intent to leave within the next 1 to 3 years, many of whom disclosed intent to leave the country (36.7%). Within nurses who reported an intent to leave the hospital but stay in Lebanon, 22.1% plan to move to a different health organization in Lebanon, 29.4% plan to leave the profession and 48.5% had other plans. Nurses reported being least satisfied with extrinsic rewards. A common predictor of intent to leave the hospital and the country was dissatisfaction with extrinsic rewards. Other predictors of intent to leave (country or hospital) included age, gender, marital status, degree type, and dissatisfaction with scheduling, interaction opportunities, and control and responsibility.</p> <p>Conclusion</p> <p>Study findings demonstrate linkages between job satisfaction, intent to leave, and migration in a country suffering from a nursing shortage. Findings can be used by health care managers and policy makers in managing job satisfaction, intent to leave and nurse migration.</p
Ratio of electron donor to acceptor influences metabolic specialization and denitrification dynamics in Pseudomonas aeruginosa in a mixed carbon medium
© The Author(s), 2021. This article is distributed under the terms of the Creative Commons Attribution License. The definitive version was published in Zhang, I. H., Mullen, S., Ciccarese, D., Dumit, D., Martocello, D. E., Toyofuku, M., Nomura, N., Smriga, S., & Babbin, A. R. Ratio of electron donor to acceptor influences metabolic specialization and denitrification dynamics in Pseudomonas aeruginosa in a mixed carbon medium. Frontiers in Microbiology, 12, (2021): 711073, https://doi.org/10.3389/fmicb.2021.711073.Denitrifying microbes sequentially reduce nitrate (NO3–) to nitrite (NO2–), NO, N2O, and N2 through enzymes encoded by nar, nir, nor, and nos. Some denitrifiers maintain the whole four-gene pathway, but others possess partial pathways. Partial denitrifiers may evolve through metabolic specialization whereas complete denitrifiers may adapt toward greater metabolic flexibility in nitrogen oxide (NOx–) utilization. Both exist within natural environments, but we lack an understanding of selective pressures driving the evolution toward each lifestyle. Here we investigate differences in growth rate, growth yield, denitrification dynamics, and the extent of intermediate metabolite accumulation under varying nutrient conditions between the model complete denitrifier Pseudomonas aeruginosa and a community of engineered specialists with deletions in the denitrification genes nar or nir. Our results in a mixed carbon medium indicate a growth rate vs. yield tradeoff between complete and partial denitrifiers, which varies with total nutrient availability and ratios of organic carbon to NOx–. We found that the cultures of both complete and partial denitrifiers accumulated nitrite and that the metabolic lifestyle coupled with nutrient conditions are responsible for the extent of nitrite accumulation.Funding for this work was provided by Simons Foundation award 622065 and an MIT Environmental Solutions Initiative seed grant to AB. Additional support was received by the MIT Ferry Fund
Discovery and quantification of anaerobic nitrogen metabolisms among oxygenated tropical Cuban stony corals
© The Author(s), 2020. This article is distributed under the terms of the Creative Commons Attribution License. The definitive version was published in Babbin, A. R., Tamasi, T., Dumit, D., Weber, L., RodrÃguez, M. V. I., Schwartz, S. L., Armenteros, M., Wankel, S. D., & Apprill, A. Discovery and quantification of anaerobic nitrogen metabolisms among oxygenated tropical Cuban stony corals. ISME Journal, (2020), doi:10.1038/s41396-020-00845-2.Coral reef health depends on an intricate relationship among the coral animal, photosynthetic algae, and a complex microbial community. The holobiont can impact the nutrient balance of their hosts amid an otherwise oligotrophic environment, including by cycling physiologically important nitrogen compounds. Here we use 15N-tracer experiments to produce the first simultaneous measurements of ammonium oxidation, nitrate reduction, and nitrous oxide (N2O) production among five iconic species of reef-building corals (Acropora palmata, Diploria labyrinthiformis, Orbicella faveolata, Porites astreoides, and Porites porites) in the highly protected Jardines de la Reina reefs of Cuba. Nitrate reduction is present in most species, but ammonium oxidation is low potentially due to photoinhibition and assimilatory competition. Coral-associated rates of N2O production indicate a widespread potential for denitrification, especially among D. labyrinthiformis, at rates of ~1 nmol cm−2 d−1. In contrast, A. palmata displays minimal active nitrogen metabolism. Enhanced rates of nitrate reduction and N2O production are observed coincident with dark net respiration periods. Genomes of bacterial cultures isolated from multiple coral species confirm that microorganisms with the ability to respire nitrate anaerobically to either dinitrogen gas or ammonium exist within the holobiont. This confirmation of anaerobic nitrogen metabolisms by coral-associated microorganisms sheds new light on coral and reef productivity.Research was conducted in the Gardens of the Queen, Cuba in accordance with the requirements of the Republic of Cuba, conducted under permit NV2370 and NV2568 issued by the Ministerio de Relaciones Exteriores. We gratefully acknowledge funding for this research by MIT Sea Grant award #2018-DOH-49-LEV, Simons Foundation award #622065, and MIT ESI seed funding to ARB, the MIT Montrym, Ferry, and mTerra Seed Grant Funds, and the generous contributions by Dr Bruce L. Heflinger
A national study on nurses' retention in healthcare facilities in underserved areas in Lebanon
Background
Nursing shortages and maldistribution are priority issues for healthcare systems around the globe. Such imbalances are often aggravated in underserved areas, especially in developing countries. Despite the centrality of this issue, there is a dearth of studies that examine the retention of nurses in underserved areas in the Middle East Region. This study investigates the characteristic and the factors associated with the retention of nurses working in rural areas in Lebanon.
Methods
This study uses a non-experimental cross-sectional design to survey nurses working in underserved areas of Lebanon. Underserved areas in Lebanon were identified using WHO definition. A total of 103 health facilities (hospitals and primary healthcare centers) located in these areas were identified and all nurses working at these facilities received a copy of the survey questionnaire. The questionnaire included five sections: demographic, work-life, career plan, job satisfaction, and assessment of work environment. Analysis included univariate and bivariate (chi-square, Student’s t-test and ANOVA) tests to describe the respondents and examine the significance between nurses’ characteristics and their intent to stay. A logistic regression model was constructed to identify factors associated with nurses’ intent to stay in underserved areas.
Results
A total of 857 nurses from 63 Primary Healthcare (PHC) centers and hospitals responded to the questionnaire (75.5% response rate). Only 35.1% of nurses indicated their intent to stay in their current job over the coming one to three years. Surveyed nurses were most satisfied with relationship with co-workers and least satisfied with extrinsic rewards. Rural nurses working in PHC centers were more satisfied than their hospital counterparts on all aspects of work and had significantly higher intention to stay (62.5% compared to 31.5% in hospitals, P < 0.001). Regression analysis revealed that nurses less likely to report intent to stay were younger, unmarried, with less years of work experience and were not working towards a higher degree. Analysis reveals a directly proportional relationship between nurses’ reported job satisfaction and their intent to stay.
Conclusion
This study reveals poor retention of nurses in rural and underserved areas in Lebanon, especially in the hospital sector. The status quo is disquieting as it reflects an unstable and dissatisfied nursing workforce. Developing targeted retention strategies for younger nurses and those working in hospitals as well as the offering of professional development opportunities and devising an incentive scheme targeting rural nurses is pivotal to enhance nurses’ job satisfaction and retention in rural settings.PublishedN/
Intention to stay of nurses in current posts in difficult-to-staff areas of Yemen, Jordan, Lebanon and Qatar:A cross-sectional study
Background
The nursing workforce shortages in difficult-to-staff areas have implications not only for quality of care but also for population health outcomes. An understanding of attrition and of retention is important to inform policies on the nursing workforce.
Objectives
This paper draws on questionnaire survey data from nurses working in difficult-to-staff areas in four countries in the Eastern Mediterranean Region (Yemen, Jordan, Lebanon and Qatar). It aims to identify the specific and common factors associated with nurses’ intention to stay in their current post for the coming 1–3 years in three countries with an internally trained nursing workforce and in a fourth where the workforce is externally recruited.
Methods
Nurses working in ‘difficult to staff’ areas in Yemen, Jordan, Lebanon and Qatar were surveyed. A conceptual model composed of 6 dimensions based on that of the World Health Organization was constructed with ‘intent to stay’ (Career Decisions) as the main outcome. Regression models were constructed for each of the dimensions in the conceptual model with ‘intent to stay’ as the dependent variable for each of the study countries. Subsequently, a collective model that combined Lebanon, Jordan and Yemen was constructed to identify common factors that are associated with intent to stay.
Results
Factors associated with intent to stay differed for study countries. Marriage was positively associated with intent to stay in Lebanon and Jordan whereas years of experience were positively significant for Lebanon and Yemen. Shorter commuting time was significantly associated with intent to stay in Jordan whereas a preference for village life was significant for Lebanon. Job satisfaction was significantly associated with intent to stay in all study countries. Nurses in Lebanon, Jordan and Qatar who indicated that they would choose nursing if they had the opportunity to choose a career all over again were significantly more likely to intend to stay in their current post.
Conclusions
Studies of nurses working in these areas can help national policymakers and local nursing directors better manage the sparse nursing workforce in these localities and to provide them with appropriate incentives and support to encourage them to stay.PublishedN/
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Ratio of Electron Donor to Acceptor Influences Metabolic Specialization and Denitrification Dynamics in Pseudomonas aeruginosa in a Mixed Carbon Medium.
Denitrifying microbes sequentially reduce nitrate (NO3 -) to nitrite (NO2 -), NO, N2O, and N2 through enzymes encoded by nar, nir, nor, and nos. Some denitrifiers maintain the whole four-gene pathway, but others possess partial pathways. Partial denitrifiers may evolve through metabolic specialization whereas complete denitrifiers may adapt toward greater metabolic flexibility in nitrogen oxide (NOx -) utilization. Both exist within natural environments, but we lack an understanding of selective pressures driving the evolution toward each lifestyle. Here we investigate differences in growth rate, growth yield, denitrification dynamics, and the extent of intermediate metabolite accumulation under varying nutrient conditions between the model complete denitrifier Pseudomonas aeruginosa and a community of engineered specialists with deletions in the denitrification genes nar or nir. Our results in a mixed carbon medium indicate a growth rate vs. yield tradeoff between complete and partial denitrifiers, which varies with total nutrient availability and ratios of organic carbon to NOx -. We found that the cultures of both complete and partial denitrifiers accumulated nitrite and that the metabolic lifestyle coupled with nutrient conditions are responsible for the extent of nitrite accumulation
Elementos para uma história da neuroascese Elements for a history of neuroascese
O espetacular progresso das neurociências e o intenso processo de popularização, via mÃdia, de imagens e informações que associam a atividade cerebral a praticamente todos os aspectos da vida produzem, no imaginário social, crescente percepção do cérebro como detentor das propriedades e autor das ações que definem o que é ser alguém. Nesse contexto sociocultural, aumenta o interesse pela neuroascese, isto é, discursos e práticas a respeito de como agir sobre o cérebro para maximizar sua performance. Com o objetivo de traçar alguns elementos da história da ascese cerebral, resgatam-se momentos históricos do século XIX em que práticas neuroascéticas eram comuns. O artigo problematiza a continuidade dessas práticas na atualidade, levando em conta os diferentes contextos socioculturais e históricos nos quais se originam.<br>The spectacular progress of the neurosciences, as well as the intense process of popularization by the media of images and information that associate cerebral activity with practically every aspect of life, have produced a growing perception of the brain as the site and agent of all the properties and actions that define us as human beings. Today's socio-cultural context has seen increased interest in 'neuroascese', that is, discourses and practices aimed at maximizing brain performance. Tracing elements of the history of 'brain ascese' back to historical moments of the nineteenth century in which neuroascetic practices were commonplace, the article examines their continued use today, taking into account the social, cultural, and historical contexts in which they originated