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排序方式: 共有217条查询结果,搜索用时 15 毫秒
81.
82.
Social Indicators Research - Given the regional disparities that historically characterize the Italian context, in this paper we propose a framework to evaluate the regional health care... 相似文献
83.
Miriam Mulsow Yvonne M. Caldera Marta Pursley Alan Reifman Aletha C. Huston 《Journal of marriage and the family》2002,64(4):944-956
This prospective study applies family stress theory to the influence of personal, child, and familial factors on a mother's parenting stress during the first 3 years of her infant's life. Participants included 134 mothers and their infants at ages 1, 6, 15, 24, and 36 months from one site of a multisite, longitudinal study. Mother's personality was most predictive of parenting stress cross‐sectionally and longitudinally. Intimacy with partner reduced parenting stress early in the infant's life and at 36 months, whereas general social support was more important in the second year. Child temperament was influential at 1 and 36 months. Counterintuitively, mothers who were more satisfied with work or school choices were more likely to be chronically stressed. Implications are discussed. 相似文献
84.
Our objective is to standardize and evaluate a combined physical and psychosexual therapy for women with provoked vestibulodynia. Twenty-four patients underwent the treatment program. Sessions with a psychosexual counselor included issues on sexual functioning, psychological adjustments, and stress elimination. Exercises for mucosal desensitization and reestablishment of pelvic floor function were supervised by a midwife. A questionnaire was used for evaluation at a minimum of 6 months after the treatment. The mean number of appointments to the counselor was 12 (4-24) and 15 (9-26) to the midwife during a mean period of 53 weeks (19-92). Nineteen women (79%) considered themselves to be cured or having greatly improved. Intercourse frequency was increased (p = 0.001) and coital pain was reduced (p = 0.02) after completing the treatment. Improvements in sexual functioning and coping strategies for psychological impairment and stress were reported. Women with provoked vestibulodynia benefit from a multidisciplinary treatment model including desensitization of the vestibular mucosa, rehabilitation of the pelvic floor, and psychosexual adjustments. 相似文献
85.
Christos Nicolaides Demetris Avraam Luis Cueto-Felgueroso Marta C. González Ruben Juanes 《Risk analysis》2020,40(4):723-740
The risk for a global transmission of flu-type viruses is strengthened by the physical contact between humans and accelerated through individual mobility patterns. The Air Transportation System plays a critical role in such transmissions because it is responsible for fast and long-range human travel, while its building components—the airports—are crowded, confined areas with usually poor hygiene. Centers for Disease Control and Prevention (CDC) and World Health Organization (WHO) consider hand hygiene as the most efficient and cost-effective way to limit disease propagation. Results from clinical studies reveal the effect of hand washing on individual transmissibility of infectious diseases. However, its potential as a mitigation strategy against the global risk for a pandemic has not been fully explored. Here, we use epidemiological modeling and data-driven simulations to elucidate the role of individual engagement with hand hygiene inside airports in conjunction with human travel on the global spread of epidemics. We find that, by increasing travelers engagement with hand hygiene at all airports, a potential pandemic can be inhibited by 24% to 69%. In addition, we identify 10 airports at the core of a cost-optimal deployment of the hand-washing mitigation strategy. Increasing hand-washing rate at only those 10 influential locations, the risk of a pandemic could potentially drop by up to 37%. Our results provide evidence for the effectiveness of hand hygiene in airports on the global spread of infections that could shape the way public-health policy is implemented with respect to the overall objective of mitigating potential population health crises. 相似文献
86.
Juliana Gambini Marta E. Mejail Julio Jacobo-Berlles Alejandro C. Frery 《Statistics and Computing》2008,18(1):15-26
We compare the accuracy of five approaches for contour detection in speckled imagery. Some of these methods take advantage of the statistical properties of speckled data, and all of them employ active contours using B-spline curves. Images obtained with coherent illumination are affected by a noise called speckle, which is inherent to the imaging process. These data have been statistically modeled by a multiplicative model using the G0 distribution, under which regions with different degrees of roughness can be characterized by the value of a parameter. We use this information to find boundaries between regions with different textures. We propose and compare five strategies for boundary detection: three based on the data (maximum discontinuity on raw data, fractal dimension and maximum likelihood) and two based on estimates of the roughness parameter (maximum discontinuity and anisotropic smoothed roughness estimates). In order to compare these strategies, a Monte Carlo experience was performed to assess the accuracy of fitting a curve to a region. The probability of finding the correct edge with less than a specified error is estimated and used to compare the techniques. The two best procedures are then compared in terms of their computational cost and, finally, we show that the maximum likelihood approach on the raw data using the G0 law is the best technique. 相似文献
87.
This paper explores the linkages between economic cycles and demographic processes in Latin America since 1900. We identify the mechanisms through which economic conditions have an impact on demographic outcomes and assess the demographic and socioeconomic consequences of the 1980s. Selected historical evidence is reviewed to illustrate the effects of economic cycles in Western Europe and, aided by an heuristic framework, tentative hypotheses are derived to interpret empirical evidence about the effects of the 1929 and 1980 depressions in selected Latin American countries. Results show that the demograhic consequences of the Great Depression were nontrivial. The analyses of demographic and socioeconomic responses of the post-1980 recession, however, reveal only weak linkages for some outcomes. We argue that the weak relationships may mask important transformations currently underway and conclude with a discussion of the implications for future research. 相似文献
88.
Children in residential care are the out‐of‐home population group with the lowest rate of access to postsecondary education. Research aimed at understanding their situation within the school context suggests that besides learning progress and outcomes, subjective experiences should be taken into account. Qualitative research based on a multiple‐case study was designed and carried out in Spain with the aim of deepening the understanding of the individual school experiences of three children in residential care. Each case was analysed from the perspective of the child, the educators and the teachers. Semistructured, one‐to‐one interviews were carried out, and children's files were consulted. The results pointed to emotional distress and accumulated educational delay as common traits of the three children in the study. In shaping each particular school experience, the key themes identified included (1) individual characteristics, (2) the children's academic aspirations and strategies, (3) relationships with peers and teachers, (4) response experienced in school, (5) the complex structure of the residential centre, (6) the sense of belonging to the residential centre, (7) team work and (8) political action and investment in inclusive education. 相似文献
89.
This paper will focus on the assumption that in the actual globalized system, the role of the State is completely changed due to the new global players that are emerging as international and regional organizations. In this context, the regional proximity factor has acquired great importance, as the three case studies will demonstrate. For this purpose, we will introduce some alternative variables to facilitate the use of economic, political and social tools. Then, we will compare countries’ performances at the global and regional level and their social, economic and political results, in order to improve the utilization of the regional proximity factor as a tool to analyze the international relations dynamics and the innovative national approach to the international opening 相似文献
90.
Despite theoretical consensus that marriage markets constrain mate‐selection behavior, few studies directly evaluate how local marriage‐market conditions influence intermarriage patterns. Using data from the American Community Survey, the authors examine what aspects of marriage markets influence mate selection, assess whether the associations between marriage‐market conditions and intermarriage are uniform by gender and across pan‐ethnic groups, and investigate the extent to which marriage‐market conditions account for group differences in intermarriage patterns. Relative group size is the most salient and consistent determinant of intermarriage patterns across pan‐ethnic groups and by gender. Marriage‐market constraints typically explain a larger share of pan‐ethnic differences in intermarriage rates than individual traits, suggesting that scarcity of co‐ethnic partners is a key reason behind decisions to intermarry. When faced with market constraints, men are more willing or more successful than women in crossing racial and ethnic boundaries in marriage. 相似文献