5,176 research outputs found
A critical integrative review of complementary medicine education research: Key issues and empirical gaps
© The Author(s). 2019. Background Complementary Medicine (CM) continues to thrive across many countries. Closely related to the continuing popularity of CM has been an increased number of enrolments at CM education institutions across the public and private tertiary sectors. Despite the popularity of CM across the globe and growth in CM education/education providers, to date, there has been no critical review of peer-reviewed research examining CM education undertaken. In direct response to this important gap, this paper reports the first critical review of contemporary literature examining CM education research. Methods A review was undertaken of research to identify empirical research papers reporting on CM education published between 2005 and 17. The search was conducted in May 2017 and included the search of PubMed and EBSCO (CINAHL, MEDLINE, AMED) for search terms embracing CM and education. Identified studies were evaluated using the STROBE, SRQP and MMAT appraisal tools. Results From 9496 identified papers, 18 met the review inclusion criteria (English language, original empirical research data, reporting on the prevalence or nature of the education of CM practitioners), and highlighted four broad issues: CM education provision; the development of educational competencies to develop clinical skills and standards; the application of new educational theory, methods and technology in CM; and future challenges facing CM education. This critical integrative review highlights two key issues of interest and significance for CM educational institutions, CM regulators and researchers, and points to number of significant gaps in this area of research. There is very sporadic coverage of research in CM education. The clear absence of the robust and mature research regarding educational technology and e-learning taking place in medical and or allied health education research is notably absent within CM educational research. Conclusion Despite the high levels of CM use in the community, and the thriving nature of CM educational institutions globally, the current evidence evaluating the procedures, effectiveness and outcomes of CM education remains limited on a number of fronts. There is an urgent need to establish a strategic research agenda around this important aspect of health care education with the overarching goal to ensure a well-educated and effective health care workforce
Influenza vaccination, inverse care and homelessness: cross-sectional survey of eligibility and uptake during the 2011/12 season in London
Background:
Influenza vaccination eligibility and uptake among homeless adults has not been previously assessed in the UK. This cross-sectional survey aimed to measure the proportion of homeless people visited by an NHS outreach service (Find and Treat) who were eligible for and had received vaccination during 2011/12.
Methods:
A cross-sectional survey was carried out in 27 separate homeless hostels, day centres and drug services in London between July and August in 2012. Eligibility for the survey was by virtue of being in attendance at one of 27 venues visited by Find and Treat. No specific exclusion criteria were used.
Results:
455 clients took part in the survey out of 592 approached (76.9%). A total of 190 homeless people (41.8%; 95% CI: 34.5,50.5) were eligible for influenza vaccination. In those aged 16–64, eligibility due to clinical risk factors was 38.9% (95% CI: 31.5,48.2). Uptake of vaccination in homeless 16–64 year olds with a clinical risk factor during the 2011/12 influenza season was 23.7% (95% CI: 19.8,28.3) compared to national levels of 53.2% (excluding pregnant women). In those aged over 65, uptake was 42.9% (95% CI: 16.7,100.0) compared with 74.0% nationally.
Conclusions:
This study demonstrates that the homeless population have high levels of chronic health problems predisposing them to severe complications of influenza, but vaccine uptake levels that are less than half those seen among eligible GP patient groups in England. It provides a clear example of the health inequalities and inverse care law that impact this population. The results of this study provide strong justification for intensifying efforts to ensure homeless people have access to influenza vaccination
Screening for Social Determinants of Health to Improve Care in Pediatric Patients with Recurrent Urinary Tract Infections: A Scoping Review
Purpose: To describe what is known about how SDoH screening impacts adherence to treatment in pediatric patients with recurrent UTIs
Inversion 2La is associated with enhanced desiccation resistance in Anopheles gambiae
<p>Abstract</p> <p>Background</p> <p><it>Anopheles gambiae</it>, the principal vector of malignant malaria in Africa, occupies a wide range of habitats. Environmental flexibility may be conferred by a number of chromosomal inversions non-randomly associated with aridity, including 2La. The purpose of this study was to determine the physiological mechanisms associated with the 2La inversion that may result in the preferential survival of its carriers in hygrically-stressful environments.</p> <p>Methods</p> <p>Two homokaryotypic populations of <it>A. gambiae </it>(inverted 2La and standard 2L+<sup>a</sup>) were created from a parental laboratory colony polymorphic for 2La and standard for all other known inversions. Desiccation resistance, water, energy and dry mass of adult females of both populations were compared at several ages and following acclimation to a more arid environment.</p> <p>Results</p> <p>Females carrying 2La were significantly more resistant to desiccation than 2L+<sup>a </sup>females at emergence and four days post-emergence, for different reasons. Teneral 2La females had lower rates of water loss than their 2L+<sup>a </sup>counterparts, while at four days, 2La females had higher initial water content. No differences in desiccation resistance were found at eight days, with or without acclimation. However, acclimation resulted in both populations significantly reducing their rates of water loss and increasing their desiccation resistance. Acclimation had contrasting effects on the body characteristics of the two populations: 2La females boosted their glycogen stores and decreased lipids, whereas 2La females did the contrary.</p> <p>Conclusion</p> <p>Variation in rates of water loss and response to acclimation are associated with alternative arrangements of the 2La inversion. Understanding the mechanisms underlying these traits will help explain how inversion polymorphisms permit exploitation of a heterogeneous environment by this disease vector.</p
2La chromosomal inversion enhances thermal tolerance of Anopheles gambiae larvae
Background: The mosquito Anopheles gambiae is broadly distributed throughout sub-Saharan Africa and this contributes to making it the most efficient vector of malaria on the continent. The pervasiveness of this species is hypothesized to originate in local adaptations facilitated by inversion polymorphisms. One inversion, named 2La, is strongly associated with aridity clines in West and Central Africa: while 2La is fixed in arid savannas, the 2L(+a) arrangement is predominantly found in the rainforest. Ability to survive high temperature exposure is an essential component of aridity tolerance, particularly in immature stages that are restricted to shallow puddles. Toward deciphering the role of the 2La inversion in local adaptation, the present investigation focused on variation in larval and pupal thermo-tolerance in two populations dissimilar solely in 2La arrangement. Methods: A laboratory colony of A. gambiae that is polymorphic for 2La but standard for all other known inversions was used to create 2 homokaryotypic populations (2L(+a) and 2La). The survival of 4(th) instar larvae and pupae from both populations was then tested following exposure to thermal stress with and without prior heat hardening. Results: Larvae responded identically to a 40 degrees C heat stress, with about 50% of larvae dying after 1.5-2 h and few larvae surviving a 3 h stress. When heat hardened prior to the thermal stress, thermo-tolerance of both larval populations increased, with 2La 24 h survival significantly exceeding that of 2L(+a). Pupae were generally more thermo-tolerant than larvae, although 2La pupae were less so than 2L(+a). Heat hardening had no positive effect on pupal thermo-tolerance. Conclusion: The increased thermo-tolerance observed in 2La larvae following heat hardening suggests higher responsiveness (i.e., thermal sensitivity) of the inverted karyotype. By responding more drastically to the heat shock, 2La larvae are better equipped to resist the potentially lethal temperatures that occur in arid habitats. The lower survival of 2La pupae compared with 2L(+a) may reflect the cost of this sensitivity, whereby the thermal resistance mechanisms prevent successful completion of metamorphosis. The costs and benefits of thermal resistance are discussed in light of the climates characterizing either end of the 2La frequency cline
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Possible impacts of a future grand solar minimum on climate: Stratospheric and global circulation changes.
This is the final version of the article. It first appeared from Wiley via http://dx.doi.org/10.1002/2014JD022022A future decline in solar activity would not offset projected global warmingA future decline in solar activity could have larger regional effects in winterTop-down mechanism contributes to Northern Hemisphere regional response.LJG and ACM were supported by the National Centre for Atmospheric Science's Climate Directorate. ACM also acknowledges support from the ERC ACCI project no. 267760 and an AXA Postdoctoral Fellowship. SI and AAS were supported by the Joint DECC/Defra Met Office Hadley Centre Climate Programme (GA01101). LJG and JAA were supported by a grant from the National Environmental Research Council
A survey of UK medical schools' arrangements for early patient contact
Background: Many U.K. medical schools have patient contact in the first two years of the undergraduate course. Aim: To compare the purposes and organization of early patient contact in UK medical schools and to relate these arrangements to the schools' curricular objectives. Methods: A telephone survey of lead educators in UK medicals schools. Categories of contact were plotted against phases of the course to discern patterns of organisation. Results: The quantity of contact varies considerably (four to 65 days). There is a pattern, with learning objectives around the social context of health and illness preceding skills based work and integrated clinical knowledge for practice coming later. Schools fall into three categories: close adherence to the preclinical/clinical split, with limited early contact acting as an introduction to social aspects of health; provision of substantial patient contact to maximize the integration of knowledge and skills; and transitional, with limited clinical goals. General practice provides between one third and one half of early patient contact. Conclusions: Arrangements meet the objectives set by each school and reflect differing educational philosophies. Change is toward more early contact. There appears to be no national guidance which supports a minimum quantity of patient contact or specific educational purpose in the early years of U.K. basic medical training
Differential genomic imprinting regulates paracrine and autocrine roles of IGF2 in mouse adult neurogenesis.
Genomic imprinting is implicated in the control of gene dosage in neurogenic niches. Here we address the importance of Igf2 imprinting for murine adult neurogenesis in the subventricular zone (SVZ) and in the subgranular zone (SGZ) of the hippocampus in vivo. In the SVZ, paracrine IGF2 is a cerebrospinal fluid and endothelial-derived neurogenic factor requiring biallelic expression, with mutants having reduced activation of the stem cell pool and impaired olfactory bulb neurogenesis. In contrast, Igf2 is imprinted in the hippocampus acting as an autocrine factor expressed in neural stem cells (NSCs) solely from the paternal allele. Conditional mutagenesis of Igf2 in blood vessels confirms that endothelial-derived IGF2 contributes to NSC maintenance in SVZ but not in the SGZ, and that this is regulated by the biallelic expression of IGF2 in the vascular compartment. Our findings indicate that a regulatory decision to imprint or not is a functionally important mechanism of transcriptional dosage control in adult neurogenesis.This work was supported by grants from Ministerio de Economía y Competitividad (SAF2012-40107), Generalitat Valenciana (Programa ACOMP2014-258) and Fundación BBVA to SRF and grants from the MRC, Wellcome Trust and EU FP7 Ingenium Training Network to AFS. AW and TRM were supported by the Association for International Cancer Research and Medical Research Council, UK.SRF was a recipient of a Herchel-Smith fellowship and currently is a Ramón y Cajal investigator. ADM is funded by a Spanish FPU fellowship program of the Ministerio de Educación, Cultura y Deporte. AR was from the Erasmus Placement Program.This is the final version of the article. It first appeared from Nature Publishing Group via http://dx.doi.org/10.1038/ncomms926
Clinical effectiveness and cost-effectiveness of foot orthoses for people with established rheumatoid arthritis: an exploratory clinical trial
Objectives: Foot orthoses are commonly prescribed as an intervention for people with rheumatoid arthritis (RA). Data relating to the cost-effectiveness of foot orthoses in people with RA are limited. The aim was to evaluate the clinical and cost-effectiveness of two types of foot orthoses in people with established RA.
Method: A single-blind randomized controlled trial was undertaken to compare custom-made foot orthoses (CMFOs) and simple insoles (SIs) in 41 people with established RA. The Foot Function Index (FFI) was used to measure foot pain, disability, and functional limitation. Costs were estimated from the perspective of the UK National Health Service (NHS), societal (patient and family) perspective, and secondary care resource use in terms of the intervention and staff time. Effects were assessed in terms of health gain expressed as quality-adjusted life years (QALYs).
Results: At baseline, 20 participants received a CMFO and 21 participants received an SI. After 16 weeks foot pain improved in both the CMFOs (p = 0.000) and the SIs (p < 0.01). However, disability scores improved for CMFOs (p < 0.001) but not for SIs (p = 0.40). The cost-effectiveness results demonstrated no difference in cost between the arms (CMFOs: £159.10; SIs: £79.10; p = 0.35), with the CMFOs being less effective in terms of cost per QALY gain (p < 0.001).
Conclusions: In people with established RA, semi-rigid customized foot orthoses can improve pain and disability scores in comparison to simple insoles. From a cost-effectiveness perspective, the customized foot orthoses were far more expensive to manufacture, with no significant cost per QALY gain
Simultaneous determination of natural and synthetic steroid estrogens and their conjugates in aqueous matrices by liquid chromatography / mass spectrometry
An analytical method for the simultaneous determination of nine free and conjugated steroid estrogens was developed with application to environmental aqueous matrices. Solid phase extraction (SPE) was employed for isolation and concentration, with detection by liquid chromatography/mass spectrometry (LC/MS) using electrospray ionisation (ESI) in the negative mode. Method recoveries for various aqueous matrices (wastewater, lake and drinking water) were determined, recoveries proving to be sample dependent. When spiked at 50 ng/l concentrations in sewage influent, recoveries ranged from 62-89 % with relative standard deviations (RSD) < 8.1 %. In comparison, drinking water spiked at the same concentrations had recoveries between 82-100 % with an RSD < 5%. Ion suppression is a known phenomenon when using ESI; hence its impact on method recovery was elucidated for raw sewage. Both ion suppression from matrix interferences and the extraction procedure has bearing on the overall method recovery. Analysis of municipal raw sewage identified several of the analytes of interest at ng/l concentrations, estriol (E3) being the most abundant. Only one conjugate, estrone 3-sulphate (E1-3S) was observe
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