104 research outputs found
Parents of Children with Severe Disabilities: Parental Stress, Depression, and the Marital Relationship
This paper provides an overview of parental stress and depression in families with children diagnosed with severe cognitive disabilities. Previous research on parents with children with disabilities was reviewed. Studies were selected from peer-reviewed journal articles that specifically included children with an IQ below 70 or a noted cognitive impairment of a severe degree. Children in the study had to be living at home and below the age of 21. Significant levels of stress and depression were not found consistently in the studies reviewed. Parents of children with disabilities did report levels of stress and depression above the control groups in the studies or normative samples when available for comparison. The review also looked at the relationship between having a child with a severe disability and the parents\u27 martial relationship. Little support was found in the articles reviewed for the hypothesis that having a child with a severe disability results in dysfunction in the marital relationship. The significance of social support, both informally and formally, was noted in several articles reviewed. The need for continued and additional support and intervention for families is discussed. Conclusions and recommendations for future research are presented as well as implications for mental health professionals and school practitioners working with families with children with severe disabilities
X-shooter Observations of the Gravitational Lens System CASSOWARY 5
We confirm an eighth gravitational lens system in the CASSOWARY catalogue.
Exploratory observations with the X-shooter spectrograph on the VLT show the
system CSWA5 to consist of at least three images of a blue star-forming galaxy
at z = 1.0686, lensed by an apparent foreground group of red galaxies one of
which is at z = 0.3877. The lensed galaxy exhibits a rich spectrum with broad
interstellar absorption lines and a wealth of nebular emission lines.
Preliminary analysis of these features shows the galaxy to be young, with an
age of 25-50 Myr. With a star-formation rate of approximately 20 solar
masses/yr, the galaxy has already assembled a stellar mass of 3 x 10^9 solar
masses and reached half-solar metallicity. Its blue spectral energy
distribution and Balmer line ratios suggest negligible internal dust
extinction. A more in-depth analysis of the properties of this system is
currently hampered by the lack of a viable lensing model. However, it is
already clear that CSWA5 shares many of its physical characteristics with the
general population of UV-selected galaxies at redshifts z = 1-3, motivating
further study of both the source and the foreground mass concentration
responsible for the gravitational lensing.Comment: 12 pages; Accepted for publication in MNRA
A randomised controlled trial of a relationship-focussed mobile phone application for improving adolescents' mental health
Background: This study evaluated the acceptability and effectiveness of a relationship-focussed mobile phone
application (WeClick) for improving depressive symptoms and other mental health outcomes in adolescents.
Methods: A randomised controlled trial involving 193 youth (M age: 14.82, SD: 0.94, 86.5% female) from Australia
was conducted. Youth were recruited via the Internet and randomly allocated to the intervention or a 4-week wait list
control condition, stratified for age and gender. The primary outcome was change in depressive symptom scores
measured using the Patient Health Questionnaire for Adolescents (PHQ-A) at baseline, 4-week post-test and 12-week
follow-up. Secondary outcomes included anxiety, psychological distress, wellbeing, help-seeking intentions for
mental health, social self-efficacy and social support. Participants in the intervention condition received access to the
intervention for four weeks. Thematic analysis was utilised to identify and examine acceptability. Results: The
change in PHQ-A scores from baseline to 4-week post-test did not differ significantly (d = 0.26, p = .138) between the
intervention (Mchange = 2.9, SD = 5.3) and wait list control conditions (Mchange = 1.7, SD = 4.3). However,
significant between-group improvements were observed in wellbeing (d = 0.37, p = .023), help-seeking intentions
(d = 0.36, p = .016) and professional help-seeking intentions for mental health problems (d = 0.36, p = .008).
Increases in help-seeking intentions were sustained at follow-up in the intervention condition. No differential effects
were found for generalised anxiety, separation anxiety, social self-efficacy or for any social support outcomes. Over
90% of participants indicated the app was enjoyable, interesting and easy to use. The app provided ‘advice and
direction’ (n = 42; 46.15%), an ‘opportunity for self-reflection’ (n = 33; 36.3%) and ‘normalised experiences’ (n = 21;
23.1%). Conclusions: The WeClick app was found to be effective for improving wellbeing and help-seeking intentions
for mental health in adolescents. A larger, adequately powered trial is now required to establish differential effects on
depressive symptoms. This trial was registered with the Australian New Zealand Clinical Trials Registry (ANZCTR):
ACTRN12618001982202. Keywords: Adolescence; depression; mental health; e-health; relationships.P.J.B. is supported by NHMRC Fellowship
1158707. A.L.C. is supported by NHMRC Fellowship
1122544. A.W-S. is supported by a NSW Health Early
Career Fellowship. H.C. is supported by NHMRC Fellowship 1155614
Statistical analysis plan for the randomized controlled trial Tenecteplase in Wake-up Ischaemic Stroke Trial (TWIST)
Background: Patients with wake-up ischemic stroke are frequently excluded from thrombolytic treatment due to unknown symptom onset time and limited availability of advanced imaging modalities. The Tenecteplase in Wake-up lschaemic Stroke Trial (TWIST) is a randomized controlled trial of intravenous tenecteplase 0.25 mg/kg and standard care versus standard care alone (no thrombolysis) in patients who wake up with acute ischemic stroke and can be treated within 4.5 h of wakening based on non-contrast CT findings. Objective: To publish the detailed statistical analysis plan for TWIST prior to unblinding. Methods: The TWIST statistical analysis plan is consistent with the Consolidating Standard of Reporting Trials (CON-SORT) statement and provides clear and open reporting. Discussion: Publication of the statistical analysis plan serves to reduce potential trial reporting bias and clearly outlines the pre-specified analyses.Peer reviewe
Statistical analysis plan for the randomized controlled trial Tenecteplase in Wake-up Ischaemic Stroke Trial (TWIST)
Background: Patients with wake-up ischemic stroke are frequently excluded from thrombolytic treatment due to unknown symptom onset time and limited availability of advanced imaging modalities. The Tenecteplase in Wake-up lschaemic Stroke Trial (TWIST) is a randomized controlled trial of intravenous tenecteplase 0.25 mg/kg and standard care versus standard care alone (no thrombolysis) in patients who wake up with acute ischemic stroke and can be treated within 4.5 h of wakening based on non-contrast CT findings. Objective: To publish the detailed statistical analysis plan for TWIST prior to unblinding. Methods: The TWIST statistical analysis plan is consistent with the Consolidating Standard of Reporting Trials (CON-SORT) statement and provides clear and open reporting. Discussion: Publication of the statistical analysis plan serves to reduce potential trial reporting bias and clearly outlines the pre-specified analyses.Peer reviewe
Panel 4 : Report of the Microbiology Panel
Objective. To perform a comprehensive review of the literature from July 2011 until June 2015 on the virology and bacteriology of otitis media in children. Data Sources. PubMed database of the National Library of Medicine. Review Methods. Two subpanels comprising experts in the virology and bacteriology of otitis media were created. Each panel reviewed the relevant literature in the fields of virology and bacteriology and generated draft reviews. These initial reviews were distributed to all panel members prior to meeting together at the Post-symposium Research Conference of the 18th International Symposium on Recent Advances in Otitis Media, National Harbor, Maryland, in June 2015. A final draft was created, circulated, and approved by all panel members. Conclusions. Excellent progress has been made in the past 4 years in advancing our understanding of the microbiology of otitis media. Numerous advances were made in basic laboratory studies, in animal models of otitis media, in better understanding the epidemiology of disease, and in clinical practice. Implications for Practice. (1) Many viruses cause acute otitis media without bacterial coinfection, and such cases do not require antibiotic treatment. (2) When respiratory syncytial virus, metapneumovirus, and influenza virus peak in the community, practitioners can expect to see an increase in clinical otitis media cases. (3) Biomarkers that predict which children with upper respiratory tract infections will develop otitis media may be available in the future. (4) Compounds that target newly identified bacterial virulence determinants may be available as future treatment options for children with otitis media.Peer reviewe
Within-sibship genome-wide association analyses decrease bias in estimates of direct genetic effects
Estimates from genome-wide association studies (GWAS) of unrelated individuals capture effects of inherited variation (direct effects), demography (population stratification, assortative mating) and relatives (indirect genetic effects). Family-based GWAS designs can control for demographic and indirect genetic effects, but large-scale family datasets have been lacking. We combined data from 178,086 siblings from 19 cohorts to generate population (between-family) and within-sibship (within-family) GWAS estimates for 25 phenotypes. Within-sibship GWAS estimates were smaller than population estimates for height, educational attainment, age at first birth, number of children, cognitive ability, depressive symptoms and smoking. Some differences were observed in downstream SNP heritability, genetic correlations and Mendelian randomization analyses. For example, the within-sibship genetic correlation between educational attainment and body mass index attenuated towards zero. In contrast, analyses of most molecular phenotypes (for example, low-density lipoprotein-cholesterol) were generally consistent. We also found within-sibship evidence of polygenic adaptation on taller height. Here, we illustrate the importance of family-based GWAS data for phenotypes influenced by demographic and indirect genetic effects
Dissecting the Shared Genetic Architecture of Suicide Attempt, Psychiatric Disorders, and Known Risk Factors
Background Suicide is a leading cause of death worldwide, and nonfatal suicide attempts, which occur far more frequently, are a major source of disability and social and economic burden. Both have substantial genetic etiology, which is partially shared and partially distinct from that of related psychiatric disorders. Methods We conducted a genome-wide association study (GWAS) of 29,782 suicide attempt (SA) cases and 519,961 controls in the International Suicide Genetics Consortium (ISGC). The GWAS of SA was conditioned on psychiatric disorders using GWAS summary statistics via multitrait-based conditional and joint analysis, to remove genetic effects on SA mediated by psychiatric disorders. We investigated the shared and divergent genetic architectures of SA, psychiatric disorders, and other known risk factors. Results Two loci reached genome-wide significance for SA: the major histocompatibility complex and an intergenic locus on chromosome 7, the latter of which remained associated with SA after conditioning on psychiatric disorders and replicated in an independent cohort from the Million Veteran Program. This locus has been implicated in risk-taking behavior, smoking, and insomnia. SA showed strong genetic correlation with psychiatric disorders, particularly major depression, and also with smoking, pain, risk-taking behavior, sleep disturbances, lower educational attainment, reproductive traits, lower socioeconomic status, and poorer general health. After conditioning on psychiatric disorders, the genetic correlations between SA and psychiatric disorders decreased, whereas those with nonpsychiatric traits remained largely unchanged. Conclusions Our results identify a risk locus that contributes more strongly to SA than other phenotypes and suggest a shared underlying biology between SA and known risk factors that is not mediated by psychiatric disorders.Peer reviewe
Gender, Socioeconomic Status, and Time Use of Married and Cohabiting Parents during the Great Recession
Using data from the 2003-14 American Time Use Survey (ATUS), this paper examines the relationship between the state unemployment rate and the time that opposite-sex couples with children spend on childcare activities, and how this varies by the socioeconomic status (SES), race, and ethnicity of the mothers and fathers. The time that mothers and fathers spend providing primary and secondary child caregiving, solo time with children, and any time spent as a family are considered. To explore the impact of macroeconomic conditions on the amount of time parents spend with children, the time-use data are combined with the state unemployment rate data from the US Bureau of Labor Statistics. The analysis finds that the time parents spend on child-caregiving activities or with their children varies with the unemployment rate in low-SES households, African-American households, and Hispanic households. Given that job losses were disproportionately high for workers with no college degree, African-Americans, and Hispanics during the Great Recession, the results suggest that the burden of household adjustment during the crisis fell disproportionately on the households most affected by the recession
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