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51.
The relationship between language use and emotional well-being at school/work, compared to other contexts in which adolescents spend time, has not been studied extensively. An analysis of data from the 1993–1997 Sloan Study of Youth and Social Development employing the experience sampling method showed that language preference moderated the effect of context on the subjective emotional experiences of Latino(a) youths. Participants whose primary language is Spanish experienced lower emotional well-being in school/work time than with family, as opposed to those whose second language preference is English in the same contexts. Results highlight the need to better understand the complex process of language use and raise questions about improving the incorporation of Spanish-dominant students.  相似文献   
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Abstract This report presents results from a prospective study of post-partum physiology conducted by the Obstetric Department of the Catholic University of Chile during 1965-68. The study was undertaken to gain more detailed knowledge than is currently available about the relationship between a woman's lactation experience and the return of her post-partum reproductive function. 200 mothers were successfully followed and information collected about their intervals from childbirth to first ovulation and to first bleeding day, together with a detailed history of breast feeding. In these histories, days of 'full breast feeding' (infant exclusively breast-fed) are distinguished from days of 'partial breast feeding' (infant given supplementary nutrition besides breast milk). Elaborate pains were taken to establish the date of first ovulation, four different techniques being used concurrently during a series of weekly contacts with each patient.  相似文献   
54.
Objective . We predicted that the social integrative effects resulting from participation in high school extracurricular activities would reduce the physical fighting behavior of Asian–Pacific males in Guam, a population that is known for excessively high levels of physical fighting. Methods . Using ordinary least squares multiple regression analysis we tested the hypothesis with a probability sample of Guam's Asian–Pacific high school students. Results . Controlling for age, ethnicity, gender, and a number of risk and protective factors, males who participated in extracurricular activities were found to be less likely than others to participate in physical fighting, and extracurricular activities buffered the effects of males' participation in physical fights. Conclusions . Males who participate in extracurricular activities are integrated into their school environment such that they are less likely to report participation in physical fights. The implications of our findings for theory and future research are discussed.  相似文献   
55.
Images and interpretations of the past, present, and future of the American racial and ethnic landscape are contradictory. Many accounts focus on the increasing diversity that results from immigration and differential natural increase as well as the proliferation of racial and ethnic categories in census data. Less attention has been paid to the formation and erosion of racial and ethnic identities produced by intermarriage and ethnic blending. The framers and custodians of census racial classifications assume a “geographic origins” definition of race and ethnicity, but the de facto measures in censuses and social surveys rely on folk categories that vary over time and are influenced by administrative practices and sociopolitical movements. We illustrate these issues through an in‐depth examination of the racial and ethnic reporting by whites, blacks, Asians, and Hispanics in the 2000 census. The emerging pattern, labeled here as the “Americanization” of racial and ethnic identities, and most evident for whites and blacks, is of simplified racial identities with little acknowledgment of complex ancestries. National origin is the predominant mode of reporting racial and ethnic identities among Asians and Hispanics, especially first‐generation immigrants. The future of racial and ethnic identities is unknowable, but continued high levels of immigration, intermarriage, and social mobility are likely to blur contemporary divisions and boundaries.  相似文献   
56.
Comparative research on nonprofit organizations (NPOs) has been a prominent approach for advancing our understanding of these organizations. This article identifies the primary drivers that shape the NPO comparative research agenda and explores new research trends. Based on a systematic literature review, nine definitional aspects and ten impulses are identified as drivers of NPO research. This article conducts a correspondence analysis to study the relationships between the definitional aspects and impulses that are discussed in 111 articles that were published in philanthropic and third-sector journals in the period January 2001–January 2015. Based on our results, we suggest three new clusters for future comparative research: investment and growth, participation and social impact, and social cohesion and civil society.  相似文献   
57.
This paper presents a residual methods approach to identifying social mobility across race/ethnic categories. In traditional demographic accounting models, population growth is limited to changes in natural increase and migration. Other sources of population change are absorbed by the model residual and can be estimated only indirectly. While these residual estimates have been used to illuminate a number of elusive demographic processes, there has been little effort to incorporate shifts in racial identification into formal accounts of population change. In light of growing evidence that a number of Americans view race/ethnic identities as a personal choice, not as a fixed characteristic, mobility across racial categories may play important roles in the growth of race/ethnic subpopulations and changes to the composition of the United States. To examine this potential, we derive a reduced-form population balancing equation that treats fertility and international migration as given and estimates survival from period life table data. After subtracting out national increase and net international migration and adjusting for changes in racial measurement and census coverage, we argue that the remaining error of closure provides a reasonable estimate of net interracial mobility among the native born. Using recent U.S. Census and ACS microdata, we illustrate the impact that identity shifts may have had on the growth of race/ethnic subpopulations in the past quarter century. Findings suggest a small drift from the non-Hispanic white population into race/ethnic minority groups, though the pattern varies by age and between time periods.  相似文献   
58.
The purpose of this study was to contribute to the small but growing literature on the rehabilitation of language for older adults, as well as evaluate the clinical utility of a functional approach to language assessment. The study included an assessment-based response profile that informed individualized treatment targets and prompt selection, and a multiple-baseline design across behaviors with an embedded multielement design was used to systematically compare two transfer of stimulus control procedures. Results suggested that the prompt-delay procedure resulted in positive treatment outcomes and provided valuable information on the implications of basing treatment goals on functional assessment.  相似文献   
59.
Using latent profile analysis, the authors examined patterns of mother – father involvement in adolescents' peer relationships along three dimensions—support, guidance, and restrictions—in 240 Mexican‐origin families. Three profiles were identified: (a) High Mother Involvement (mothers higher than fathers on all three dimensions), (b) High Support/Congruent (mothers and fathers reported the highest levels of peer support and similar levels of guidance and restrictions), and (c) Differentiated (more guidance and restrictions by fathers than by mothers, similar levels of parent support). These profiles were linked to mothers' and fathers' familism values, traditional patriarchal gender role attitudes, and socioeconomic status and to adolescents' friendship intimacy and risky behaviors measured longitudinally from early to late adolescence. Adolescent gender moderated the linkages between parents' involvement in adolescents' peer relationships and youth adjustment.  相似文献   
60.
The present study aimed to extend the findings of recombinative generalization research in alphabetical reading and spelling to the context of musical reading. One participant was taught to respond discriminatively to six two-note sequences, choosing the corresponding notation on the staff in the presence of each sequence. When novel three- and four-note sequences were presented, she selected the corresponding notation. These results suggest the generality of previous research to the context of musical teaching.  相似文献   
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