1,276 research outputs found

    Intergenerational co-residence during later life in Europe and China

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    Individuals in China are much more likely than Europeans to live with their adult children during later life. In this paper, we examine the extent to which this holds true across the diverse contexts and circumstances faced by Europeans and Chinese. We use comparative data from the Survey for Health, Ageing and Retirement in Europe and the China Family Panel Studies to examine cross-national differences in whom adults in later life choose to live with. We find that in rural China and among urban migrants there is a tendency to live with higher-educated children, whils

    The one-loop renormalization of the gauge sector in the noncommutative standard model

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    In this paper we construct a version of the standard model gauge sector on noncommutative space-time which is one-loop renormalizable to first order in the expansion in the noncommutativity parameter θ\theta. The one-loop renormalizability is obtained by the Seiberg-Witten redefinition of the noncommutative gauge potential for the model containing the usual six representations of matter fields of the first generation.Comment: 16 pages, 2 figure

    Adolescent mothers' perceptions of reproductive health services in the Garankuwa area of South Africa

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    The estimated number of babies born to adolescents younger than 16 in the Republic of South Africa (RSA) is approximately 17 000 (Mwaba 2000:30). These figures imply far reaching health, obstetric and social implications for the adolescent mothers, their babies,and their families, including their extended families. This exploratory quantitative survey attempted to identify which factors prevented adolescent mothers (aged 19 or younger at the birth of their babies) from using ontraceptive, emergency contraceptive and termination of pregnancy (TOP) services in the Garankuwa area of the RSA. All these services are provided free of charge at government hospitals and clinics throughout the RSA.Health Studie

    Analysis of relative prosperity in Romania and Slovenia using the being-loving-having model

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    The study aimed to verify Allardt's prosperity model in the field of economic prosperity based on the notions of being, loving and having and to explore the existence of possible correlation among sets of all three variables. Canonical correlation analysis to predict relative prosperity was performed for selected 110 nations with the focus on Romania and Slovenia. The study results for Romania for 2011 indicate low approval of the government, low confidence in the judicial system as well as in financial institutions, in addition to concerns about health prospects and lack of confidence in the transparency of elections for the loving construct. In addition, the being construct is also negative in Romania suggesting overall dissatisfaction with the economic status and development, indicating strong dissatisfaction with governmental efforts to address poverty and efforts regarding sanitation, concerns about environment, existing standard of living and life expectancy, suggesting a weak health system. The study further suggests for Slovenia for 2011 negative expectations for the loving construct and below average expectations for the being construct. The approval of the government and confidence in the judicial system and financial institutions in Slovenia is also low, the only positive expectation is the confidence in electoral system, but Slovenians are also worried about their health prospects. In addition, the being construct for Slovenia is also slightly below average, indicating dissatisfaction with economic development and below average satisfaction with water quality and environment, and life expectancy suggesting health system inefficiency. The longitudinal study for the time period from 2011 till 2016 suggests moderate improvements for Romania in eight areas of relative prosperity, especially for the natural environment, governance and education, and for Slovenia practically unchanged situation. The study further suggests that both nations still face numerous challenges but due to implementation of certain structural reforms till 2016, albeit limited, some additional improvements regarding the economic prosperity of their citizens could be expected in the near future

    Renormalizability of noncommutative SU(N) gauge theory

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    We analyze the renormalizability properties of pure gauge noncommutative SU(N) theory in the θ\theta-expanded approach. We find that the theory is one-loop renormalizable to first order in θ\theta.Comment: 11 pages, minor changes, accepted for publication in JHE

    Biocompatible nanostructure materials

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    Materials suitable for medical systems have always been the product of interdisciplinary collaboration between material and biological science. As well as different area of physics and chemistry. For medical application materials must not damage blood cells or bones and must be resistant. Some implant materials for chemical bonds can be stabilized by implantation of different elements or deposition of very thin films. In this work we presented some results for replacement of damaged human tissues.Physical chemistry 2008 : 9th international conference on fundamental and applied aspects of physical chemistry; Belgrade (Serbia); 24-28 September 200

    Adolescent mothers' utilisation of reproductive health services in the Gauteng Province of the Republic of South Africa

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    A financial grant was received from the World Health Organization (WHO) during 1998 to establish whether adolescent mothers (aged 19 or younger at the birth of their babies) utilized contraceptive, emergency contraceptive and termination of pregnancy (TOP) services in the Republic of South Africa (RSA). This report refers to data obtained from 111 questionnaires completed by dolescent mothers between January 2000 and May 2000 in the Gauteng Province; 61 in the Pretoria and 50 in the Garankuwa areas, and excluding the 12 completed questionnaires used foi pretesting the research instrument. The biographic data of the 111 adolescent mothers indicated that the minority were married, employed or earned sufficient income to care for themselves and their babies. However, the minority used contraceptives prior to conception, none used emergency contraceptives or termination of pregnancy (TOP) services. The minority attended ante-natal clinics five or more times during their pregnancies, and a negligible number indicated that they had ever been treated for sexually transmitted diseases (STDs). These findings indicate that the 111 adolescent mothers in Gauteng who participated in this survey did not make optimum use of the available reproductive health (RH) care services. Education about sex, pregnancy and contraceptives should commence at the age of 10, but no later than the age of 12 as the majority of respondents did not have the necessary knowledge to make informed decisions about their futures. The accessibility of contraceptive, emergency contraceptive , s and TOP services for adolescents should be investigated in .< \ v specific areas and attempts made to enhance such accessi- \ ; bility. This might necessitate offering these services over weeker| ds or during evenings when school girls could attend without fear of meeting their mothers, aunts or teachers at these clinicsHealth Studie

    A36 Prevalence of HIV-1 subtypes in Slovenia with an emphasis on molecular and phylogenetic investigation of subtype A

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    21st International BioInformatics Workshop on Virus Evolution and Molecular EpidemiologyIn Slovenia, a small country in Central Europe, less than 1 per 1,000 inhabitants are estimated to be infected with HIV-1. As in most of the Central and Western European countries, the majority of patients diagnosed with HIV-1 are infected with subtype B. However, due to migration, other subtypes can become more prevalent in the country. The aim of this study was to determine HIV-1 subtypes circulating in Slovenia and to further examine the molecular epidemiology of subtype A. A total of 367 Slovenian HIV-1 sequences were included in the study, representing 58% of all patients diagnosed in Slovenia until the end of the year 2013. Subtype was assigned by employing different HIV subtyping tools coupled with Maximum likelihood phylogenetic analysis. The latter was performed to examine the molecular epidemiology of subtype A as well. Identified clusters of Slovenian subtype A sequences were further analyzed for the determination of the time of the most recent common ancestor (tMRCA) by using Monte Carlo Markov chain (MCMC) method available in BEAST 2.1.3 software. We determined the prevalence of subtype B to be 85.3%, while subtype A was the most prevalent non-B subtype found in 18 patients (4.9%), followed by CRF02_AG (2.4%), subtype C (1.1%), subtypes D, G and CRF01_AE (0.8% each) and subtypes F1 and CRF22_01A1 (0.3% each). Subtypes could not be assigned to 12 sequences (3.3%). The phylogenetic tree obtained by ML analysis of the subtype A and subtype A related recombinants revealed that Slovenian sequences were part of 6 major international clusters. Two clusters consisting only of Slovenian sequences were identified and thus additional MCMC analysis was employed. Results of a Slovenian cluster of 4 subtype A sequences showed a posterior probability value of 1 and a tMRCA between the years 1985 and 2008, with a mean in the year 2001. In conclusion, in a Central European country, where subtype B predominates, the second most common subtype was found to be subtype A. Non-B subtypes were observed in one out of seven patients in Slovenia, a fraction that is not negligible, thus proving importance of surveillance of HIV subtype diversity and corresponding molecular epidemiology of non-B subtypes.publishersversionpublishe
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