351 research outputs found

    Continuing bonds with the living : bereaved parents’ narratives of their emotional relationship with their children

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    © 2017 Cruse Bereavement Care.The death of a child can be seen as one of the most devastating experiences for parents which can result in a unique and enduring grief. Parents with surviving children face the task of navigating their own grief while continuing to parent. This narrative inquiry explores bereaved parents’ stories of their emotional relationship with their surviving children. Parents told stories of emotional connection and disconnection with surviving children, influenced by the competing and potentially incompatible tasks of ‘parenting’ and ‘grieving’. The need for a relational focus to bereavement research and practice is highlighted. The findings demonstrate the need for clinicians to provide i) parents an opportunity to explore their sometimes contradicting and troubling experiences of grief and parenting and ii) children with support to make sense of their experiences in relation to the parent-child relationship.Peer reviewe

    Some New Results on Charged Compact Boson Stars

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    In this work we present some new results obtained in a study of the phase diagram of charged compact boson stars in a theory involving a complex scalar field with a conical potential coupled to a U(1) gauge field and gravity. We here obtain new bifurcation points in this model. We present a detailed discussion of the various regions of the phase diagram with respect to the bifurcation points. The theory is seen to contain rich physics in a particular domain of the phase diagram.Comment: 8 pages, 12 figure

    Mid-infrared to telecom-band stable supercontinuum generation in hydrogenated amorphous silicon waveguides

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    We demonstrate the generation of a stable supercontinuum in a 1-cm-long hydrogenated amorphous silicon waveguide by pumping the wire with 1950 nm picosecond pulses in the anomalous dispersion regime. The supercontinuum extends from 1460 to 2485 nm for a coupled peak power of 28.1 W

    Telecom to mid-infrared spanning supercontinuum generation in hydrogenated amorphous silicon waveguides using a Thulium doped fiber laser pump source

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    A 1000 nm wide supercontinuum, spanning from 1470 nm in the telecom band to 2470 nm in the mid-infrared is demonstrated in a 800 nm x 220 nm 1 cm long hydrogenated amorphous silicon strip waveguide. The pump source was a picosecond Thulium doped fiber laser centered at 1950 nm. The real part of the nonlinear parameter of this waveguide at 1950 nm is measured to be 100±10 W -1m-1, while the imaginary part of the nonlinear parameter is measured to be 1.2±0.2 W-1m-1. The supercontinuum is stable over a period of at least several hours, as the hydrogenated amorphous silicon waveguides do not degrade when exposed to the high power picosecond pulse train. ©2013 Optical Society of America. © 2013 Optical Society of America.info:eu-repo/semantics/publishe

    No association between perfluoroalkyl chemicals and hypertension in children

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    Background Hypertension is a leading cause of cardiovascular disease worldwide. Perfluorooctanoic acid (PFOA) and perfluorooctane sulfonate (PFOS) are perfluoroalkyl chemicals (PFCs) used in the manufacture of common consumer products and detected in the blood of the majority of Americans. Emerging biological data suggest that PFC exposure may have a role in the development of hypertension. However, the association between PFCs and hypertension has not yet been explored in humans. Therefore, we examined this association in a representative sample of US children. Methods A cross-sectional study was performed on 1,655 children from the National Health and Nutrition Examination Survey, 1999–2000 and 2003–2008. The main outcome of interest was hypertension, defined as age, height, and sex specific systolic and/or diastolic blood pressure level at the 95th percentile. Results We found no association between serum levels of PFOA and PFOS and hypertension in either unadjusted or multivariable-adjusted analyses controlling for age, sex, race-ethnicity, body mass index, annual household income, moderate activity, total serum cholesterol, and serum cotinine. Compared with the lowest quartile, the multivariable-adjusted odds ratio (95% confidence interval) of hypertension in the highest quartile of exposure was 0.69 (0.41–1.17) for PFOA and 0.77 (0.37–1.61) for PFOS (all P-trend values >0.30). Conclusion Our findings indicate that exposure to PFOA or PFOS is not significantly associated with hypertension in children at the lower PFC exposure levels typical of the general population

    The Relationship between Insufficient Sleep and Self-Rated Health in a Nationally Representative Sample

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    Reduced sleep has been found to be associated with increased risk of diabetes mellitus, hypertension, cardiovascular disease (CVD), and mortality. Self-rated health (SRH) has been shown to be a predictor of CVD and mortality. However, study of the association between insufficient sleep and SRH is limited. We examined participants >18 years of age (n = 377, 160) from a representative, cross-sectional survey (2008 BRFSS). Self-reported insufficient sleep in the previous 30 days was categorized into six groups. The outcome was poor SRH. We calculated odds ratios ((OR) (95% confidence interval (CI)) of increasing categories of insufficient rest/sleep, taking zero days of insufficient sleep as the referent category. We found a positive association between increasing categories of insufficient sleep and poor SRH, independent of relevant covariates. In the multivariable-adjusted model, compared to 0 days insufficient sleep, the OR (95% CI) of poor SRH was 1.03 (0.97–1.10) for 1–6 days, 1.45 (1.34–1.57) for 7–13 days, 2.12 (1.97–2.27) for 14–20 days, 2.32 (2.09–2.58) for 21–29 days, and and 2.71 (2.53–2.90) for 30 days of insufficient sleep in the prior 30 days (P-trend <0.0001). In a nationally representative sample, increasing categories of insufficient sleep were associated with poor SRH

    Atypical presentation of neuronal ceroid lipofuscinosis type 8 in a sibling pair and review of the eye findings and neurological features.

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    Purpose:To report atypical presentation of neuronal ceroid lipofuscinoses type 8 (CLN8) to the eye clinic and review clinical features of CLN8. Observations:Detailed eye exam by slit lamp exam, indirect ophthalmoscopy, fundus photography, optical coherence tomography, visual fields and electroretinogram (ERG). Molecular genetic testing using Next Generation Sequencing panel (NGS) and array Comparative Genomic Hybridization (aCGH).The siblings in this study presented to the eye clinic with retinitis pigmentosa and cystoid macular edema, and a history of seizures but no severe neurocognitive deficits or regression. Genetic testing identified a c.200C &gt; T (p.A67V) variant in the CLN8 gene and a deletion encompassing the entire gene. Electron microscopy of lymphocytes revealed fingerprint inclusions in both siblings. Conclusions:and Importance: Pathogenic variants in CLN8 account for the retinitis pigmentosa and seizures in our patients however, currently, they do not have regression or neurocognitive decline. The presentation of NCL can be very diverse and it is important for ophthalmologists to consider this in the differential diagnosis of retinal disorders with seizures or other neurological features. Molecular genetic testing of multiple genes causing isolated and syndromic eye disorders using NGS panels and aCGH along with additional complementary testing may often be required to arrive at a definitive diagnosis

    Bereaved Parents' Stories of their Emotional Relationship with their Surviving Children Following the Death of Another

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    Background: The death of a child can be a devastating experience for many parents; research suggests it results in an intense and enduring grief which can negatively impact on parents’ psychological well-being. Parents with surviving children face the task of navigating their own grief and continuing to parent. Surviving children’s responses to the loss of a sibling is complex and sometimes problematic; it is suggested that family functioning is a key aspect of the sibling’s response. Psychological literature shows that sibling bereavement has been under-researched (Woodrow, 2007) with little attention given to the quality of the emotional relationship between parent and child, before and after sibling loss. Aims: Research to explore the stories of bereaved parents and how they experienced their emotional relationship with their surviving children after the death of another child can build on and expand existing literature; resulting in suggestions for clinical psychologist on how to better support surviving relationships at this difficult time. Methodology: Qualitative methods allow for richness, context and allow parents to tell stories of their emotional relationships with surviving children. Stories are the way in which we give order and meaning to the events in our lives (Gilbert, 2010). Consequently, a narrative analysis was viewed as the most epistemologically and ethically appropriate research method; and most appropriate to answer the research question. Analysis and Findings: Parents told stories of connection and disconnection in their emotional relationship with their surviving children after the death of another child in the family. Emotional connection and disconnection is influenced by the competing and potentially incompatible tasks of ‘parenting’ and ‘grieving’. Stories of connection with surviving children were constructed as ‘putting my living children first’ and ‘avoiding the fog’ of grief; these stories illustrated less connection to the deceased child and parental grief. Conversely, stories of disconnection with surviving children were constructed as getting ‘stuck in the fog’ of grief and ‘remembering’; these stories illustrated more connection to the deceased child and parental grief

    Wheat variety guide for WA 2011

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    The wheat variety guide summarises performance characteristics of commercially available wheats which have undergone testing in the National Variety Trials Project (NVT), breeding organisations crop variety testing and Department of Agriculture and Food (DAFWA) variety specific agronomy projects. This information includes variety summaries, agronomic, disease and herbicide tolerance characteristics and medium to long-term yield performance. A review of regional performance in 2010 is followed by a comprehensive summary of 2010 variety time of sowing experiments and observed flowering dates. By combining agronomy research outcomes with other related wheat research this document provides current information to assist with variety choice and management for 2011.https://researchlibrary.agric.wa.gov.au/bulletins/1173/thumbnail.jp
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