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1.
Matern Child Nutr ; 19(3): e13473, 2023 07.
Artigo em Inglês | MEDLINE | ID: mdl-36924437

RESUMO

Perinatal loss is a devastating event for any mother. What is often overlooked is a mothers continued ability to lactate following the death of her child. Donor breast milk is a commodity highly sought after given its value for feeding sick babies resident in Neonatal Intensive Care Units. This study aimed to explore the lived experience of mothers who have expressed and donated their breast milk following the loss of their infant. Seven bereaved mothers who donated milk to the Human Milk Bank in Northern Ireland were recruited. These women took part in semistructured interviews, which explored their experiences of perinatal loss and the role that expression/donation played for them in their grief. Their accounts were analysed using a qualitative interpretative phenomenological analysis (IPA) method. After transcription and analysis, three superordinate themes emerged; (1) fulfilling the mother role; (2) the power of being able to 'Do'; (3) making good from the bad. The stories of these women reflect the independent and individual nature of grief. Each mother gained a great deal of comfort in having the ability to express milk. For some this created a physical connection to their child, for others, it created time alone to process what had happened and for all, it created a sense of autonomy and ownership in what was otherwise a very turbulent time in their lives.


Assuntos
Bancos de Leite Humano , Leite Humano , Feminino , Humanos , Recém-Nascido , Gravidez , Aleitamento Materno , Ácido Láctico , Mães
2.
J Pediatr Psychol ; 47(7): 827-839, 2022 07 19.
Artigo em Inglês | MEDLINE | ID: mdl-35286395

RESUMO

OBJECTIVE: The aim of the study was to explore mothers' experiences of having an infant born prematurely (28-32 weeks gestation). In particular, the study aimed to explore the developing parent-infant relationship 12-30 months since birth and the developing parental identity during hospitalization and discharge. METHODS: Twelve mothers, aged between 22 and 43, participated in the semi-structured interviews. The mean age of infants was 19 months. Interviews comprised open-ended questions and visual stimuli consisting of photographs brought by participants, word selection, and card sorting techniques. Data were analyzed using Braun and Clarke's thematic analysis (Braun & Clarke, 2013). RESULTS: Three themes arose from a clustering of 10 subthemes: (a) Emotional Impact, (b) Searching for Parent Identity, and (c) Moving Beyond Adversity. Participants expressed experiencing heightened emotional distress during the time of their infants' birth and hospitalization and initially not feeling like parents. Their parental identity strengthened as they became more involved in the care of their infant and began to accept the situation. Participants described parenting their premature infants differently compared with parents of full-term infants, and described adjusting to this difference over time. CONCLUSIONS: The findings highlight the emotional experience and adjustment of mothers of premature infants, from hospital and postdischarge. The need for psycho-educational interventions postdischarge and parent-partnered models during hospitalization is discussed. In addition, the study demonstrates the use of integrating visual stimuli in qualitative data collection procedures, to elicit further meaning and interaction from participants with the interview process.


Assuntos
Assistência ao Convalescente , Alta do Paciente , Adulto , Feminino , Humanos , Lactente , Recém-Nascido , Recém-Nascido Prematuro , Unidades de Terapia Intensiva Neonatal , Mães/psicologia , Pais/psicologia , Adulto Jovem
3.
Am J Epidemiol ; 186(9): 1026-1034, 2017 Nov 01.
Artigo em Inglês | MEDLINE | ID: mdl-28641372

RESUMO

The UK Biobank cohort is a population-based cohort of 500,000 participants recruited in the United Kingdom (UK) between 2006 and 2010. Approximately 9.2 million individuals aged 40-69 years who lived within 25 miles (40 km) of one of 22 assessment centers in England, Wales, and Scotland were invited to enter the cohort, and 5.5% participated in the baseline assessment. The representativeness of the UK Biobank cohort was investigated by comparing demographic characteristics between nonresponders and responders. Sociodemographic, physical, lifestyle, and health-related characteristics of the cohort were compared with nationally representative data sources. UK Biobank participants were more likely to be older, to be female, and to live in less socioeconomically deprived areas than nonparticipants. Compared with the general population, participants were less likely to be obese, to smoke, and to drink alcohol on a daily basis and had fewer self-reported health conditions. At age 70-74 years, rates of all-cause mortality and total cancer incidence were 46.2% and 11.8% lower, respectively, in men and 55.5% and 18.1% lower, respectively, in women than in the general population of the same age. UK Biobank is not representative of the sampling population; there is evidence of a "healthy volunteer" selection bias. Nonetheless, valid assessment of exposure-disease relationships may be widely generalizable and does not require participants to be representative of the population at large.


Assuntos
Bancos de Espécimes Biológicos/estatística & dados numéricos , Causas de Morte , Voluntários Saudáveis/estatística & dados numéricos , Neoplasias/epidemiologia , Viés de Seleção , Adulto , Idoso , Feminino , Humanos , Incidência , Estilo de Vida , Masculino , Pessoa de Meia-Idade , Estudos Prospectivos , Autorrelato , Classe Social , Reino Unido/epidemiologia
4.
J Paediatr Child Health ; 50(6): 482-6, 2014 Jun.
Artigo em Inglês | MEDLINE | ID: mdl-24528530

RESUMO

AIM: The aim of this study is to evaluate consultant general paediatricians' opinions of a UK paediatric telecardiology service. METHODS: A structured questionnaire was developed and sent to all consultant paediatricians working in a district general hospital in Northern Ireland. RESULTS: Paediatricians (n = 35) regarded the regional paediatric telecardiology service as very useful and of good value for money. Paediatricans in hospitals without access to telecardiology expressed a desire to join the network (86%, 12/14). More frequent use of the paediatric telecardiology service was associated with increased confidence in performing echocardiography and using the telemedicine equipment and a special interest in neonatology. The vast majority of paediatricians (32/35, 91%) believed that there should be a shared clinical responsibility for the patient following a teleconsultation. A total of 33/35 (94%) stated that the telephone costs of the consultation should be paid by the paediatrician but that the professional time of the cardiologist should be paid by the tertiary centre (29/35, 83%). CONCLUSIONS: Paediatricians have consistently positive experiences of a regional paediatric telecardiology service. They believe that clinical responsibility is shared, and there should not be any professional fee for telemedicine activities.


Assuntos
Atitude do Pessoal de Saúde , Cardiologia/métodos , Cardiopatias Congênitas/terapia , Inquéritos e Questionários , Telemedicina/organização & administração , Adulto , Criança , Pré-Escolar , Estudos Transversais , Feminino , Cardiopatias Congênitas/diagnóstico , Humanos , Lactente , Recém-Nascido , Masculino , Monitorização Fisiológica , Pediatria , Avaliação de Programas e Projetos de Saúde , Encaminhamento e Consulta/estatística & dados numéricos , Reino Unido
5.
Cardiol Young ; 23(4): 507-16, 2013 Aug.
Artigo em Inglês | MEDLINE | ID: mdl-23083543

RESUMO

OBJECTIVES: The objectives of this study were to compare behaviour problems and competencies, at home and school, in 7-year-old children with congenital heart disease with a sibling control group, to examine the prospective determinants of outcome from infancy, and to explore whether any gains were maintained in our sub-group of children who had participated in a previous trial of psychological interventions in infancy. METHODS: A total of 40 children who had undergone surgery to correct or palliate a significant congenital heart defect in infancy were compared (Child Behavior Checklist) with a nearest-age sibling control group (18 participants). Comparisons were made between sub-groups of children and families who had and had not participated in an early intervention trial. RESULTS: Problems with attention, thought and social problems, and limitations in activity and school competencies, were found in comparison with siblings. Teacher reports were consistent with parents, although problems were of a lower magnitude. Disease, surgical, and neurodevelopmental functioning in infancy were related to competence outcomes but not behaviour problems. The latter were mediated by family and maternal mental health profiles from infancy. Limited, but encouraging, gains were maintained in the sub-group that had participated in the early intervention programme. CONCLUSIONS: The present study is strengthened by its longitudinal design, use of teacher informants, and sibling control group. The patterns of problems and limitations discerned, and differential determinants thereof, have clear implications for interventions. We consider these in the light of our previously reported intervention trial with this sample and current outcomes at the 7-year follow-up.


Assuntos
Transtornos do Comportamento Infantil/psicologia , Comportamento Infantil , Cardiopatias Congênitas/psicologia , Instituições Acadêmicas , Adaptação Psicológica , Estudos de Casos e Controles , Criança , Feminino , Cardiopatias Congênitas/complicações , Cardiopatias Congênitas/cirurgia , Humanos , Estudos Longitudinais , Masculino , Pais , Estudos Prospectivos , Índice de Gravidade de Doença , Irmãos/psicologia , Ajustamento Social
6.
BJPsych Open ; 9(3): e96, 2023 May 26.
Artigo em Inglês | MEDLINE | ID: mdl-37232106

RESUMO

BACKGROUND: Brain in Hand (BIH) is a UK-based digital self-support system for managing anxiety and social functioning. AIMS: To identify the impact of BIH on the psychological and social functioning of adults with autism. METHOD: Adults with diagnosed or suspected DSM-5 (level 1) autism, identified by seven NHS autism services in England and Wales, were recruited for a 12-week prospective mixed-methods cohort study. The primary quantitative outcome measures were the Health of the Nation Outcome Scales for People with Learning Disabilities (HONOS-LD) and the Hospital Anxiety and Depression Scale (HADS). Fisher's exact test explored sociodemographic associations. Paired t-test was utilised for pre-post analysis of overall effectiveness of BIH. Multivariable linear regression models, univariable pre-post analysis, Wilcoxon signed-rank test, logistic regression analysis, Bonferroni correction and normative analysis were used to give confidence in changes identified. A thematic analysis of semi-structured exist interviews following Braun and Clarke's six-step process of 10% of participants who completed the study was undertaken. RESULTS: Sixty-six of 99 participants completed the study. There was significant reduction in mean HONOS-LD scores, with 0.65 s.d. decrease in those who used BIH for 12 weeks. Significant positive changes were identified in HONOS-LD subdomains of 'self-injurious behaviours', 'memory and orientation', 'communication problems in understanding', 'occupation and activities' and 'problems with relationship'. A significant reduction in the anxiety, but not depression, component of the HADS scores was identified. Thematic analysis showed high confidence in BIH. CONCLUSIONS: BIH improved anxiety and other clinical, social and functioning outcomes of adults with autism.

7.
J Epidemiol Community Health ; 78(1): 3-10, 2023 12 08.
Artigo em Inglês | MEDLINE | ID: mdl-37699665

RESUMO

BACKGROUND: The social determinants of ethnic disparities in risk of SARS-CoV-2 infection during the first wave of the pandemic in the UK remain unclear. METHODS: In May 2020, a total of 20 195 adults were recruited from the general population into the UK Biobank SARS-CoV-2 Serology Study. Between mid-May and mid-November 2020, participants provided monthly blood samples. At the end of the study, participants completed a questionnaire on social factors during different periods of the pandemic. Logistic regression yielded ORs for the association between ethnicity and SARS-CoV-2 immunoglobulin G antibodies (indicating prior infection) using blood samples collected in July 2020, immediately after the first wave. RESULTS: After exclusions, 14 571 participants (mean age 56; 58% women) returned a blood sample in July, of whom 997 (7%) had SARS-CoV-2 antibodies. Seropositivity was strongly related to ethnicity: compared with those of White ethnicity, ORs (adjusted for age and sex) for Black, South Asian, Chinese, Mixed and Other ethnic groups were 2.66 (95% CI 1.94-3.60), 1.66 (1.15-2.34), 0.99 (0.42-1.99), 1.42 (1.03-1.91) and 1.79 (1.27-2.47), respectively. Additional adjustment for social factors reduced the overall likelihood ratio statistics for ethnicity by two-thirds (67%; mostly from occupational factors and UK region of residence); more precise measurement of social factors may have further reduced the association. CONCLUSIONS: This study identifies social factors that are likely to account for much of the ethnic disparities in SARS-CoV-2 infection during the first wave in the UK, and highlights the particular relevance of occupation and residential region in the pathway between ethnicity and SARS-CoV-2 infection.


Assuntos
COVID-19 , Adulto , Humanos , Feminino , Pessoa de Meia-Idade , Masculino , SARS-CoV-2 , Fatores Sociais , Bancos de Espécimes Biológicos , Determinantes Sociais da Saúde , Inquéritos e Questionários
8.
Artigo em Inglês | MEDLINE | ID: mdl-37923370

RESUMO

BACKGROUND: Little is known about the persistence of antibodies after the first year following SARS-CoV-2 infection. We aimed to determine the proportion of individuals that maintain detectable levels of SARS-CoV-2 antibodies over an 18-month period following infection. METHODS: Population-based prospective study of 20 000 UK Biobank participants and their adult relatives recruited in May 2020. The proportion of SARS-CoV-2 cases testing positive for immunoglobulin G (IgG) antibodies against the spike protein (IgG-S), and the nucleocapsid protein (IgG-N), was calculated at varying intervals following infection. RESULTS: Overall, 20 195 participants were recruited. Their median age was 56 years (IQR 39-68), 56% were female and 88% were of white ethnicity. The proportion of SARS-CoV-2 cases with IgG-S antibodies following infection remained high (92%, 95% CI 90%-93%) at 6 months after infection. Levels of IgG-N antibodies following infection gradually decreased from 92% (95% CI 88%-95%) at 3 months to 72% (95% CI 70%-75%) at 18 months. There was no strong evidence of heterogeneity in antibody persistence by age, sex, ethnicity or socioeconomic deprivation. CONCLUSION: This study adds to the limited evidence on the long-term persistence of antibodies following SARS-CoV-2 infection, with likely implications for waning immunity following infection and the use of IgG-N in population surveys.

9.
J Pediatr Psychol ; 37(10): 1089-103, 2012.
Artigo em Inglês | MEDLINE | ID: mdl-22976507

RESUMO

OBJECTIVE: To report on a randomized controlled trial of psychological interventions to promote adjustment in children with congenital heart disease and their families. METHOD: Following baseline assessment, 90 children (aged 4-5 years) and their families were randomly assigned to an Intervention or Control group before entering school. 68 (76%) were retained at 10-month follow-up. RESULTS: Gains were observed on measures of maternal mental health and family functioning. Although no differences were found on measures of child behavior at home or school, children in the intervention group were perceived as "sick" less often by their mother and missed fewer days from school. A regression model, using baseline measures as predictors, highlighted the importance of maternal mental health, worry and child neurodevelopmental functioning for child behavioral outcomes almost a year later. CONCLUSIONS: The intervention promoted clinically significant gains for the child and family. The program is of generalizable significance.


Assuntos
Comportamento Infantil/psicologia , Terapia Familiar/métodos , Cardiopatias Congênitas/reabilitação , Mães/psicologia , Psicoterapia/métodos , Ajustamento Social , Pré-Escolar , Crianças com Deficiência/psicologia , Crianças com Deficiência/reabilitação , Características da Família , Pai/psicologia , Feminino , Seguimentos , Cardiopatias Congênitas/psicologia , Humanos , Masculino , Resultado do Tratamento
10.
Prenat Diagn ; 32(9): 883-7, 2012 Sep.
Artigo em Inglês | MEDLINE | ID: mdl-22718083

RESUMO

OBJECTIVE: The aims of this study were to evaluate patients' opinions on a fetal cardiology telemedicine service compared with usual outpatient care, the effect of the telemedicine consultation on maternal anxiety and its impact on travel times and time absent from work. METHODS: Prospective study over 20 months. Eligible patients attended for routine anomaly scan followed by fetal echocardiogram transmitted to the regional centre with live guidance by a fetal cardiologist, followed by parental counselling. All patients were offered a fetal cardiology appointment at the regional centre. Structured questionnaires assessing maternal satisfaction, travel times/days off and anxiety scores completed at time of both fetal echocardiograms. RESULTS: Sixty-seven patients were recruited and 66 completed the study. Participants expressed very high satisfaction rates with fetal telecardiology, equivalent to face-to-face consultation. The telecardiology appointments were associated with significantly reduced travel times and days off work (p < 0.01). Expectant mothers expressed a clear inclination for a fetal cardiology appointment at the local hospital facilitated by telemedicine (p < 0.01). CONCLUSIONS: Fetal telecardiology is highly acceptable to patients and is even preferred compared with travelling to a regional centre. There are additional socio-economic benefits that should encourage the development of remote fetal cardiology services.


Assuntos
Serviço Hospitalar de Cardiologia , Doenças Fetais/diagnóstico , Cardiopatias/diagnóstico , Preferência do Paciente , Perinatologia/métodos , Telemedicina , Adolescente , Adulto , Assistência Ambulatorial/psicologia , Assistência Ambulatorial/estatística & dados numéricos , Ansiedade/epidemiologia , Ansiedade/etiologia , Serviço Hospitalar de Cardiologia/organização & administração , Serviço Hospitalar de Cardiologia/estatística & dados numéricos , Ecocardiografia/economia , Ecocardiografia/métodos , Feminino , Doenças Fetais/economia , Doenças Fetais/terapia , Cardiopatias/congênito , Cardiopatias/economia , Humanos , Preferência do Paciente/economia , Preferência do Paciente/estatística & dados numéricos , Satisfação do Paciente/estatística & dados numéricos , Perinatologia/organização & administração , Gravidez , Diagnóstico Pré-Natal/economia , Diagnóstico Pré-Natal/métodos , Encaminhamento e Consulta/organização & administração , Fatores Socioeconômicos , Telemedicina/economia , Telemedicina/métodos , Telemedicina/estatística & dados numéricos , Adulto Jovem
11.
Children (Basel) ; 9(12)2022 Dec 09.
Artigo em Inglês | MEDLINE | ID: mdl-36553381

RESUMO

Major advances in pediatric intensive care (PICU) have led to increased child survival. However, the long-term outcomes among these children following PICU discharge are a concern. Most children admitted to PICU are under five years of age, and the stressors of critical illness and necessary interventions can affect their ability to meet crucial developmental milestones. Understanding the neuroscience of brain development and vulnerability can inform PICU clinicians of new ways to enhance and support the care of these most vulnerable children and families. This review paper first explores the evidence-based neuroscience principles of brain development and vulnerability and the impact of illness and care on children's brains and ultimately wellbeing. Implications for clinical practice and training are further discussed to help optimize brain health in children who are experiencing and surviving a critical illness or injury.

12.
Nat Commun ; 11(1): 2624, 2020 05 26.
Artigo em Inglês | MEDLINE | ID: mdl-32457287

RESUMO

UK Biobank is a population-based cohort of half a million participants aged 40-69 years recruited between 2006 and 2010. In 2014, UK Biobank started the world's largest multi-modal imaging study, with the aim of re-inviting 100,000 participants to undergo brain, cardiac and abdominal magnetic resonance imaging, dual-energy X-ray absorptiometry and carotid ultrasound. The combination of large-scale multi-modal imaging with extensive phenotypic and genetic data offers an unprecedented resource for scientists to conduct health-related research. This article provides an in-depth overview of the imaging enhancement, including the data collected, how it is managed and processed, and future directions.


Assuntos
Bancos de Espécimes Biológicos , Aumento da Imagem , Gestão da Informação , Adulto , Idoso , Bancos de Espécimes Biológicos/organização & administração , Feminino , Humanos , Aumento da Imagem/métodos , Aumento da Imagem/normas , Achados Incidentais , Masculino , Pessoa de Meia-Idade , Imagem Multimodal , Reino Unido
13.
J Exp Psychol Hum Percept Perform ; 45(1): 1-15, 2019 Jan.
Artigo em Inglês | MEDLINE | ID: mdl-30299125

RESUMO

In vision, humans have the ability to mentally "tag" approximately 4 objects, allowing us to monitor, attend, and interact with them. As a consequence, we can rapidly and accurately enumerate up to 4 objects-a process known as subitizing. Here, we investigate whether a similar ability exists for tagging auditory stimuli and find that only 2 or 3 auditory stimuli can be enumerated with high accuracy. We assess whether this high accuracy indicates the existence of an auditory subitizing mechanism, and if it is influenced by factors known to influence visual subitizing. On the basis of accuracy, Experiments 1 and 2 reveal a potential auditory subitizing mechanism only when stimuli are spatially separated, as is the case for visual subitizing. Experiment 3 failed to show any evidence of auditory subitizing when objects were separated in time, rather than space. All three experiments provide only limited evidence for an age-related decline in auditory enumeration of small numbers of objects. This suggests that poor auditory tagging does not contribute significantly to older adults' difficulties in multitalker conversations. We hypothesize that although auditory subitizing might occur, it is restricted to approximately 2 spatially separated objects due to the difficulty of parsing the auditory scene into its constituent parts. (PsycINFO Database Record (c) 2018 APA, all rights reserved).


Assuntos
Envelhecimento/fisiologia , Percepção Auditiva/fisiologia , Conceitos Matemáticos , Adolescente , Adulto , Idoso , Idoso de 80 Anos ou mais , Feminino , Humanos , Masculino , Pessoa de Meia-Idade , Adulto Jovem
14.
PLoS One ; 14(6): e0218267, 2019.
Artigo em Inglês | MEDLINE | ID: mdl-31206530

RESUMO

BACKGROUND: Feedback of potentially serious incidental findings (PSIFs) to imaging research participants generates clinical assessment in most cases. Understanding the factors associated with increased risks of PSIFs and of serious final diagnoses may influence individuals' decisions to participate in imaging research and will inform the design of PSIFs protocols for future research studies. We aimed to determine whether, and to what extent, socio-demographic, lifestyle, other health-related factors and PSIFs protocol are associated with detection of both a PSIF and a final diagnosis of serious disease. METHODS AND FINDINGS: Our cohort consisted of all UK Biobank participants who underwent imaging up to December 2015 (n = 7334, median age 63, 51.9% women). Brain, cardiac and body magnetic resonance, and dual-energy x-ray absorptiometry images from the first 1000 participants were reviewed systematically by radiologists for PSIFs. Thereafter, radiographers flagged concerning images for radiologists' review. We classified final diagnoses as serious or not using data from participant surveys and clinical correspondence from GPs up to six months following imaging (either participant or GP correspondence, or both, were available for 93% of participants with PSIFs). We used binomial logistic regression models to investigate associations between age, sex, ethnicity, socio-economic deprivation, private healthcare use, alcohol intake, diet, physical activity, smoking, body mass index and morbidity, with both PSIFs and serious final diagnoses. Systematic radiologist review generated 13 times more PSIFs than radiographer flagging (179/1000 [17.9%] versus 104/6334 [1.6%]; age- and sex-adjusted OR 13.3 [95% confidence interval (CI) 10.3-17.1] p<0.001) and proportionally fewer serious final diagnoses (21/179 [11.7%]; 33/104 [31.7%]). Risks of both PSIFs and of serious final diagnoses increased with age (sex-adjusted ORs [95% CI] for oldest [67-79 years] versus youngest [44-58 years] participants for PSIFs and serious final diagnoses respectively: 1.59 [1.07-2.38] and 2.79 [0.86 to 9.0] for systematic radiologist review; 1.88 [1.14-3.09] and 2.99 [1.09-8.19] for radiographer flagging). No other factor was significantly associated with either PSIFs or serious final diagnoses. Our study is the largest so far to investigate the factors associated with PSIFs and serious final diagnoses, but despite this, we still may have missed some associations due to sparsity of these outcomes within our cohort and small numbers within some exposure categories. CONCLUSION: Risks of PSIFs and serious final diagnosis are substantially influenced by PSIFs protocol and to a lesser extent by age. As only 1/5 PSIFs represent serious disease, evidence-based PSIFs protocols are paramount to minimise over-investigation of healthy research participants and diversion of limited health services away from patients in need.


Assuntos
Bancos de Espécimes Biológicos/estatística & dados numéricos , Imagem Multimodal/estatística & dados numéricos , Adulto , Consumo de Bebidas Alcoólicas/efeitos adversos , Índice de Massa Corporal , Exercício Físico/fisiologia , Feminino , Humanos , Achados Incidentais , Estilo de Vida , Masculino , Pessoa de Meia-Idade , Estudos Prospectivos , Fatores de Risco , Fumar/efeitos adversos , Reino Unido
15.
J Health Psychol ; 22(11): 1447-1457, 2017 09.
Artigo em Inglês | MEDLINE | ID: mdl-26908585

RESUMO

Little is known about the experiences of fathers of children with congenital heart disease. Using interpretative phenomenological analysis, the lived experiences of six fathers were explored. Two master themes emerged: 'relinquishing and reclaiming control' and 'living in the shadow of illness'. Subordinate themes included playing the support act, a pragmatic/emotional dichotomy, and becoming the child's protector. Other themes included living in limbo and redefining 'normality' to encompass the condition. Theoretical links are made between these findings and existing literature while clinical implications include the need to involve fathers in decision-making and to respect their need to maintain control.


Assuntos
Pai/psicologia , Cardiopatias Congênitas/psicologia , Adulto , Pré-Escolar , Doença Crônica , Tomada de Decisões , Relações Pai-Filho , Feminino , Humanos , Lactente , Masculino , Pessoa de Meia-Idade , Autonomia Pessoal , Poder Psicológico
16.
Wellcome Open Res ; 2: 114, 2017.
Artigo em Inglês | MEDLINE | ID: mdl-30009267

RESUMO

Background: There are limited data on the impact of feedback of incidental findings (IFs) from research imaging.  We evaluated the impact of UK Biobank's protocol for handling potentially serious IFs in a multi-modal imaging study of 100,000 participants (radiographer 'flagging' with radiologist confirmation of potentially serious IFs) compared with systematic radiologist review of all images. Methods: Brain, cardiac and body magnetic resonance, and dual-energy x-ray absorptiometry scans from the first 1000 imaged UK Biobank participants were independently assessed for potentially serious IFs using both protocols. We surveyed participants with potentially serious IFs and their GPs up to six months after imaging to determine subsequent clinical assessments, final diagnoses, emotional, financial and work or activity impacts. Results: Compared to systematic radiologist review, radiographer flagging resulted in substantially fewer participants with potentially serious IFs (179/1000 [17.9%] versus 18/1000 [1.8%]) and a higher proportion with serious final diagnoses (21/179 [11.7%] versus 5/18 [27.8%]). Radiographer flagging missed 16/21 serious final diagnoses (i.e., false negatives), while systematic radiologist review generated large numbers of non-serious final diagnoses (158/179) (i.e., false positives). Almost all (90%) participants had further clinical assessment (including invasive procedures in similar numbers with serious and non-serious final diagnoses [11 and 12 respectively]), with additional impact on emotional wellbeing (16.9%), finances (8.9%), and work or activities (5.6%). Conclusions: Compared with systematic radiologist review, radiographer flagging missed some serious diagnoses, but avoided adverse impacts for many participants with non-serious diagnoses. While systematic radiologist review may benefit some participants, UK Biobank's responsibility to avoid both unnecessary harm to larger numbers of participants and burdening of publicly-funded health services suggests that radiographer flagging is a justifiable approach in the UK Biobank imaging study. The potential scale of non-serious final diagnoses raises questions relating to handling IFs in other settings, such as commercial and public health screening.

17.
Mol Cell Endocrinol ; 253(1-2): 22-9, 2006 Jul 11.
Artigo em Inglês | MEDLINE | ID: mdl-16684588

RESUMO

We have previously used genome-wide transcript profiling to investigate the relationships between changes in gene expression and physiological alterations during the response of the immature mouse uterus to estrogens. Here we describe the identification of a functionally inter-related group of estrogen-responsive genes associated with iron homeostasis, including the iron-binding protein lactotransferrin, the ferroxidase ceruloplasmin, the iron delivery protein lipocalin 2 and the iron-exporter ferroportin. Quantitative real-time PCR revealed that the expression of these genes increases with time during the uterotrophic response, reaching maximal levels in the post-proliferative phase (between 48 and 72 h). In contrast, the heme biosynthesis genes aminolevulinic acid synthase 1 and 2 were maximally induced by estrogen at 2 and 4 h, respectively, prior to increased cell proliferation. Together, these data reveal that estrogen induces the temporally coordinated expression of iron homeostasis genes in the mouse uterus, and suggest an important role for iron metabolism during sex steroid hormone-induced uterine cell growth and differentiation.


Assuntos
Estrogênios/farmacologia , Perfilação da Expressão Gênica , Homeostase/genética , Ferro/metabolismo , Útero/efeitos dos fármacos , Útero/crescimento & desenvolvimento , Animais , Diferenciação Celular/efeitos dos fármacos , Epitélio/efeitos dos fármacos , Epitélio/metabolismo , Estradiol/farmacologia , Feminino , Camundongos , Modelos Biológicos
18.
Psychol Aging ; 31(8): 958-969, 2016 12.
Artigo em Inglês | MEDLINE | ID: mdl-27808526

RESUMO

Physical and imagined movements show similar behavioral constraints and neurophysiological activation patterns. An inhibition mechanism is thought to suppress overt movement during motor imagery, but it does not effectively suppress autonomic or postural adjustments. Inhibitory processes and postural stability both deteriorate with age. Thus, older people's balance is potentially vulnerable to interference from postural adjustments induced by thoughts about past or future actions. Here, young and older adults stood upright and executed or imagined manual reaching movements. Reported arm movement time (MT) of all participants increased with target distance. Older participants reported longer MT than young participants when executing arm movements, but not when imagining them. Older adults' anteroposterior (AP) and mediolateral (ML) postural sway was higher than young adults' at baseline, but their AP sway fell below their baseline level during manual imagery. In contrast, young adults' AP sway increased during imagery relative to their baseline. A similar tendency to reduce sway in the ML direction was also observed in older adults during imagery in a challenging stance. These results suggest that postural response during manual motor imagery reverses direction with age. Motor imagery and action planning are ubiquitous tasks, and older people are likely to spend more time engaged in them. The shift toward restricting body sway during these tasks is akin to a postural threat response, with the potential to interfere with balance during activities of daily living. (PsycINFO Database Record


Assuntos
Envelhecimento/fisiologia , Imaginação/fisiologia , Atividade Motora/fisiologia , Equilíbrio Postural/fisiologia , Adolescente , Adulto , Fatores Etários , Idoso , Idoso de 80 Anos ou mais , Feminino , Humanos , Masculino , Adulto Jovem
19.
Heart ; 98(20): 1523-8, 2012 Oct.
Artigo em Inglês | MEDLINE | ID: mdl-22888158

RESUMO

OBJECTIVES: To assess the sustainability, clinical utility and acceptability to clinicians and parents of a tele-homecare programme for infants with major congenital heart disease (CHD), and to evaluate the impact on healthcare resource use. DESIGN: Randomised control trial. SETTING: UK tertiary congenital cardiac centre. PARTICIPANTS: 83 infants with major CHD. INTERVENTION: Participants were randomised to one of three groups: video-conferencing support (n=35), telephone support (n=24) and a control group (n=24). Patients in the two intervention groups received regular, standardised remote consultations. Video-conferences (VCs) were facilitated by Integrated Systems Digital Network lines and replaced by home broadband connections later in the study. MAIN OUTCOME MEASURES: Healthcare resource use, utilisation including hospitalisation, clinicians' opinions on utility and quality of interventions, parental opinions on quality of interventions. RESULTS: Clinicians were more confident making medical decisions following VCs compared with telephone consultations (p=0.01). Both VC and telephone support were very well received, but parents expressed significantly higher levels of satisfaction with VC support (p=0.001). Healthcare resource use was 37% lower in the video-conferencing group compared with both telephone support and control groups (p<0.001), as was the risk of hospitalisation (p=0.006). Direct health service costs were significantly lower in the video-conferencing group (p<0.05). CONCLUSIONS: A tele-medicine home support programme for families of infants with major CHD is feasible, sustainable and effective. Home support with video-conferencing is superior to telephone consultations. Parents are highly satisfied with tele-homecare. Tele-homecare significantly reduces health service utilisation and may reduce health service costs.


Assuntos
Cardiopatias/congênito , Cardiopatias/terapia , Serviços de Assistência Domiciliar , Consulta Remota , Telefone , Comunicação por Videoconferência , Feminino , Humanos , Lactente , Masculino , Estudos Prospectivos
20.
Intensive Crit Care Nurs ; 26(6): 353-62, 2010 Dec.
Artigo em Inglês | MEDLINE | ID: mdl-20971010

RESUMO

Following critical illness requiring prolonged mechanical ventilation and sedation, intensive care patients often present with neuromuscular weakness. This results from critical illness polyneuropathy (CIP) and critical illness myopathy (CIM). A lack of diagnostic criteria for each syndrome complicates prevention and treatment. Consequently the term critical illness polyneuromyopathy (CIPNM) has emerged and is characterised by severe weakness, reduced or absent limb reflexes and marked muscle wasting. Although clinical trials report a high incidence of CIPNM, in clinical practice it often remains undetected. The pathophysiological mechanisms that lead to neuromuscular weakness are not entirely clear, however several risk factors have been identified and will be discussed. To date, there are no specific treatments or interventions available to reduce the onset or impact of CIPNM. This paper will review the strategies employed that are supportive and aimed at controlling the associated risk factors.


Assuntos
Estado Terminal , Doenças Musculares/reabilitação , Polineuropatias/reabilitação , Deambulação Precoce , Humanos , Doenças Musculares/etiologia , Doenças Musculares/enfermagem , Modalidades de Fisioterapia , Polineuropatias/etiologia , Polineuropatias/enfermagem , Amplitude de Movimento Articular , Fatores de Risco
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