Reducing the burden of mental illness.
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Biomedical subjects
Publications and source records attributed to R Jenkins.
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BACKGROUND: Reliable prevalence and risk estimation of psychiatric disorder is a cornerstone to achieving objectives in public health psychiatry. Research strategies have increasingly depended, therefore, upon the progressive evolution and refinement of diagnostic approaches designed to reflect better current knowledge concerning prognosis, course and outcome but essentially the need to improve agreement between users of the various schemes. METHODS: This paper contrasts a conventional with a probabilistic approach to the diagnosis of depression based upon the OPCS United Kingdom National survey of psychiatric morbidity. The probabilistic approach, while designed to mimic current diagnostic practice in relation to the depressive disorders, naturally includes provision for the allocation of respondents on a scale of diagnostic uncertainty according to the severity of their presenting condition. RESULTS: Findings are reported arising from the application of the probabilistic method to three areas of research interest in public health psychiatry, namely; an evaluation of additivity of event exposure and depressive morbidity, secondly use of the approach for investigating psychosocial models of depressive disorder and thirdly for assessing the agreement between depressive disorder when classified according to competing diagnostic schemes. CONCLUSIONS: The results show application of the probabilistic approach to provide a firm basis for achieving gains in both the stability and precision of risk profile estimation for depressive conditions.
BACKGROUND: This paper describes the Household Survey from the National Survey of Psychiatric Morbidity. This covered a sample drawn at random from the population of Britain, with the exception of the Highlands and Islands of Scotland. METHODS: The Postcode Address file was used as the sampling frame. Nearly 13000 adults aged 16-65 were selected for interview, of whom 10108 (79.4%) were successfully interviewed. Eight per cent could not be contacted and 13% refused interview. Psychiatric assessment was carried out by lay interviewers using the CIS-R. Subjects were also screened for psychosis, and screen-positive individuals were examined by psychiatrists using SCAN. RESULTS: Sixteen per cent of subjects scored above the standard cut-off of 12 on the CIS-R. The overall 1-week prevalence of neurotic disorder was 12.3% in males and 19.5% in females. Unmarried and post-marital groups had high rates of disorder, as did single parents and people living on their own. Respondents in Social Class I had notably lower rates of neurotic disorder than the remainder of the sample. Unemployment was strongly associated with disorder. Subjects living in urban areas had a higher overall prevalence, but there was no significant variation by region. Black respondents had higher rates of disorders that were entirely explained by their age, family type and social class. Individual neurotic disorders were all significantly commoner in women, with the exception of panic disorder. The 1-year prevalence of functional psychoses was 4 per 1000, with no sex difference. Alcohol and drug dependence was considerably more prevalent in men. CONCLUSIONS: For the first time, the survey provides data on the prevalence and correlates of psychiatric disorder on a nationwide sample that can be used to inform equitable and effective national psychiatric services.
BACKGROUND: This paper describes the rationale and methodology of the first national psychiatric morbidity surveys to be carried out in Great Britain. The objectives of the surveys were to estimate the prevalence of psychiatric morbidity among adults aged 16-64 living in Great Britain; to identify the nature and extent of social disabilities associated with psychiatric morbidity; to describe the use of health and social services by people with psychiatric morbidity and to investigate the association between mental illness and potential environmental risk factors in a household sample. METHODS: Four separate surveys were carried out in order to meet the objectives; a private household sample (N = 10108), a sample of institutions caring for the mentally ill (N = 1191), a sample of homeless people (N = 1166), and a supplementary sample of patients with psychosis living in private households (N = 350). A two-stage assessment procedure was used, in which all subjects were given the Revised Clinical Interview Schedule (CIS-R) administered by lay interviewers to assess neurotic symptoms and disorders and a psychosis screen, including the Psychosis Screening Questionnaire. Those who were positive on the psychosis screen were then interviewed by psychiatrists using the SCAN (incorporating the tenth edition of the Present State Examination). CONCLUSIONS: Large scale national surveys such as this augment the inadequate data on psychiatric morbidity that are routinely available and are, therefore, an important source of information upon which to base policy and generate aetiological hypotheses. These surveys provide a possible model for similar surveys in other countries.
In this study, the authors attempted to predict the ultimate leg length in normal children with normally growing legs, using Green-Anderson and Moseley techniques with chronologic and skeletal age. The predictions were based on serial growth studies of children between 5 and 10 years of age. Using skeletal age for prediction, the absolute mean error in predicting the ultimate leg length was 2.4 cm using the Green-Anderson method and 2.58 cm using the Moseley method. Using the Moseley method for length prediction in boys, the mean error was 3.8 cm using skeletal age and 1.5 cm using chronologic age. For girls, using the Moseley method of leg length prediction, the mean error was 1.55 cm with skeletal age and 2.46 cm with chronologic age. The significance of this study is that skeletal age, as determined by the Gruelich and Pyle Atlas, does not improve the accuracy of prediction of ultimate leg length in children younger than 10 years of age, except in girls with advanced bone age.
Recent increases in suicide rates internationally have focused attention on suicide as an important area of public health concern. In this review, strategies developed by various countries to halt this trend are compared. Nine out of 15 countries respond to enquiry about the state of development of suicide prevention strategies and programmes. Comprehensive strategies have been or are being developed by Finland, Norway, Australia, New Zealand and Sweden. The organization of these strategies differs between countries. The interventions have similar targets and are presented in detail There are some similarities in strategy content but evident differences in organization. Further developments should not only be based on research, but also consider the diverse experiences of other countries, and they should incorporate appropriate structures for monitoring and evaluation.
Modern medical therapy is increasingly based on evidence. The evidence presented here is that budesonide (Entocort, Astra Pharma) 9 mg/day is superior to placebo and equivalent to systemically active glucocorticosteroids in achieving disease remission in patients with active Crohn's disease, and in prolonging the recurrence time of symptomatic disease. Budesonide causes less disturbance to adrenal function than prednisone or prednisolone and may cause fewer steroid-associated symptoms. Thus, budesonide is the safer, more effective steroid of choice to treat patients with Crohn's disease.
Therapeutic hematopoietic stem cell transplantation has made great strides in recent years, providing curative therapy for many previously untreatable diseases. Nevertheless, the applicability and effectiveness of this procedure continues to be restricted by adverse immunoregulatory states, including graft rejection, graft vs. host disease (GvHD), and/or persistent immunodeficiency. Here, we provide evidence that long-term hematopoietic stem cell transplantation across major histocompatibility complex (MHC) barriers is possible in the human with limited adverse sequelae. We observed the rapid, complete, and stable replacement of recipient hematopoiesis and B lymphopoiesis with donor-derived cells approximately 6 weeks following orthotopic liver transplantation for hemochromatosis. Long-term T lineage reconstitution also occurred, but most intriguingly, derived almost exclusively from expansion of mature, memory/effector T cells from the transplanted liver. Although demonstrating both functional and molecular evidence of a simplified T cell receptor (TCR) repertoire and unable to become sensitized to "new" antigens (Ag), this patient demonstrated long-term clinical immunocompetence. Moreover, the transplanted T cells were effectively tolerant to host tissues as the patient did not manifest clinically significant GvHD off immunosuppressive therapy. These observations suggest that isolated memory/effector T cell populations have the potential of promoting stem cell engraftment in an allogeneic host without persistent GvHD, and to provide sufficient immune reconstitution to provide the recipient with long-term immune homeostasis.
OBJECTIVE: To determine the 11 year outcome of neurotic disorder in general practice. DESIGN: Cohort study over 11 years. SETTING: Two general practices in Warwickshire England. SUBJECTS: 100 patients selected to be representative of those identified nationally by general practitioners as having neurotic disorders. MAIN OUTCOME MEASURES: Mortality, morbidity, and use of health services. RESULTS: At 11 years 87 subjects were traced. The 11 year standardised mortality ratio was 173 (95% confidence interval 164 to 200). 47 were cases on the general health questionnaire, 32 had a relapsing or chronic psychiatric course, and 49 a relapsing or chronic physical course. Treatment for psychiatric illness was mainly drugs. The mean number of consultations per year was 10.8 (median 8.7). A persistent psychiatric diagnosis at one year follow up was associated with high attendance ( > 12 visits a year for 11 years) at follow up after age, sex, and physical illness were adjusted for. Severity of psychiatric illness (general health questionnaire score) at outset predicted general health questionnaire score at 11 year follow up, course of psychiatric illness, and high consultation rate. CONCLUSION: These data support the view that a neurotic illness can become chronic and is associated with raised mortality from all causes and high use of services. Such patients need effective intervention, particularly those with a more severe illness who do not recover within one year.
During the years 1979-1986, a cohort of direct entrant executive officers in the Civil Service were followed up to examine the prevalence and outcome of minor psychiatric morbidity in an occupational setting. All studies using epidemiological standardized research methods agree that prevalence rates are high in occupational settings. As in primary care settings, half of the illness episodes followed a chronic course, which emphasizes the need for early detection and prompt management of these conditions, and for evaluative studies of intervention strategies.
Although recurrence of hepatitis C virus (HCV) in orthotopic liver transplant (OLT) patients is frequent, the relationship between HCV recurrence and graft pathology, particularly in patients who also have a history of hepatitis B virus (HBV), is unclear. The recurrence of HCV after OLT was determined by reverse transcriptase-nested polymerase chain reaction (RT-PCR) in the sera and livers of 41 patients with OLT, 32 of whom underwent transplants for HCV or HBV-related disease. Results were compared with liver function tests, liver histology (including HBV immunohistochemistry), and antibody status. HCV PCR was more frequently positive in OLT patients with a history of HCV only (59%) than in those with a history of both HCV and HBV (41%) or no history of viral infection (2%). Recurrent HCV (60% overall) was associated with mild elevation of liver function tests and mild to moderate hepatitis. In patients who underwent transplants for both HCV and HBV disease, hepatitis on biopsy was more frequently associated with recurrent HBV than with recurrent HCV. We conclude that graft reinfection with HCV, which is frequent in OLT patients with or without HBV recurrence, is usually associated with only mild to moderate hepatitic changes compatible with graft survival.
Home healthcare nurses are encountering more medically at-risk children. In these situations, parenting roles and the responsibilities of the nurse are important. The concept of parents' grieving the loss of the "fantasy" child, the purpose of various grief feelings, and suggested nursing interventions in this situation are explored.
In this article a conceptual model for the study of child development in minority populations in the United States is proposed. In support of the proposed model, this article includes (a) a delineation and critical analysis of mainstream theoretical frameworks in relation to their attention and applicability to the understanding of developmental processes in children of color and of issues at the intersection of social class, culture, ethnicity, and race, and (b) a description and evaluation of the conceptual frameworks that have guided the extant literature on minority children and families. Based on the above considerations, an integrative conceptual model of child development is presented, anchored within social stratification theory, emphasizing the importance of racism, prejudice, discrimination, oppression, and segregation on the development of minority children and families.
The gene encoding the cell cycle inhibitor p16INK4A (also known as p16, MTS1, CDKN2 and INK4) has been mapped to human chromosome band 9p21, a region that also contains a putative melanoma susceptibility gene. Although germline mutations in the coding region of the p16INK4A gene have been detected in some families with inherited melanoma, many other families show no evidence of such mutations and hence the role of p16INK4A in the development of this tumor is still unclear. In this report, we describe a family with inherited melanoma in which a novel mutation in exon 2 of the p16INK4A gene segregates with the disease. The mutant gene encodes a protein with an in-frame deletion of two amino acids (Asp96 and Leu97). We show that the mutant protein is functionally abnormal: it is unable to bind cdk4 in vitro and does not inhibit colony formation in tertiary passage rat embryo fibroblasts. Moreover, in a metastatic lesion from one patient the wild type p16INK4A allele was deleted and the mutant allele retained. We conclude that family members carrying this germline mutation in the p16INK4A gene are predisposed to melanoma. By extension, these findings implicate the p16INK4A gene in the development of some cases of familial melanoma.
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Human hepatocyte viability and function in vivo in an athymic rat was assessed after transplantation on prevascularized polymer constructs with hepatotrophic stimulation. Sixteen liver biopsy specimens, weighing 5 to 12 g, were obtained from the New England Organ Bank and from the operating room after liver resection. In the laboratory they were catheterized and perfused to obtain liver cell suspensions. From eight of the 16 cell suspensions, only in vitro studies were performed. They showed 40% cell attachment 24 hours after initial cell plating. For patients aged 2, 35, and 60 years, they showed a 20% increase, a 1% decrease, and a 57% decrease (respectively) in cell number from day 2 to day 4, after cell plating. Eight cell suspensions were transplanted into athymic rats. On sections examined histologically, implanted hepatocytes were seen within the fibroblast ingrowth, in the space of the polymer device, until day 21 after cell injection. On day 9 after hepatocyte injection, reorganized hepatic parenchyma was seen on the tissue section. Implanted hepatocyte areas, quantitated through morphometric analysis on days 0, 3, and 7, showed a 36% increase in engraftment 3 days after injection, and a 42% decrease 7 days after injection. At the same time-points, immunoperoxidase staining visualized intracellular albumin, which was specific for the implanted hepatocytes. In conclusion, the authors demonstrated the feasibility of their technique (prevascularized polymer device with hepatotrophic stimulation), using human hepatocytes. Further studies are underway, before implementation of human clinical trials.
PURPOSE: Williams syndrome is a rare genetic disorder, consisting of mental retardation, supravalvular aortic stenosis, elfin facies, and specific ocular findings, including strabismus. We undertook this study to evaluate the characteristics of the strabismus in Williams syndrome. METHODS: We examined 32 patients with Williams syndrome to determine the prevalence and define the features of the strabismus in this patient population. RESULTS: Twenty-five of the 32 patients (78%) had strabismus, esotropia being the predominant form in 23 of the 25 patients. Of the 19 patients with Williams syndrome who had infantile esotropia, seven had dissociated vertical deviation, ten had oblique dysfunction, and six had amblyopia. CONCLUSIONS: When the patients with Williams syndrome were compared to the general population, no statistically significant difference was found in the clinical characteristics of infantile esotropia between the two groups. Because of the high prevalence of esotropia in patients with Williams syndrome (72%) compared to the general population (0.1%), we postulate a genetic link between Williams syndrome and the hereditary form of infantile esotropia.