636 research outputs found

    Healthcare utilization among aging Latvians with diminished activities of daily living : Ieva Reine

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    The population in Latvia is aging. Independence in performing activities of daily living (ADL) is a core aspect of functioning, and the elderly frequently experience limitations in functioning. Little is known about the utilization of healthcare of elderly Latvians with functional difficulties. The purpose of this study was to determine the relationship between functional difficulties and utilization of healthcare among the elderly in Latvia. This study had three overall objectives: (i) to investigate the determinants of utilization of health care for elderly Latvians with functional difficulties; (ii) examine the relationship between predisposing characteristics, enabling resources, and need with specific measures of access to care using the Behavioral Model for Vulnerable Populations and to (iii) identify the nature and existence of health disparities among the elderly in Latvia, with and without functional difficulties. Data from the 2017 Survey of Health, Ageing and Retirement in Europe (SHARE) survey, with a sample size of 1479 was utilized. There was a statistically significant difference in the utilization of healthcare between individuals with and without functional disabilities (F(4,1) =759.615, p < 0.01), with a higher utilization of healthcare among individuals with functional difficulties (p< .01). The results of Automatic Linear Modeling indicate that significant (p < 0.05) factors in predicting utilization of healthcare include factors such as age, public sickness benefit and disability pension, and overall health status. This study is significant because it fills critical gaps in knowledge that exist with respect to healthcare utilization for elderly Latvians with functional disabilities.publishersversionPeer reviewe

    Multi-method analysis of gender differences in psychological distress among the elderly during COVID : Ieva Reine

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    As COVID swept through Europe, and the world, with high rates of illness and death, so did symptoms of anxiety, depression, post-traumatic stress disorder, stress, and psychological distress. This study examines the relationship between gender and psychological distress among Latvians over 50 years old within the first 6 months of the COVID-19 pandemic. Data from Wave 8 COVID-19 data of the Survey of Health, Aging, and Retirement in Europe (SHARE) as an early data version of the SHARE Corona survey conducted between June and August 2020. It features the data collected by telephone (CATI) on topics related to COVID-19 for a large sub-sample of SHARE panel respondents. This study examined a sample of 980 adults over 50 years old in Latvia. Bivariate analysis were performed utilizing the Pearson chi-square test for association to examine differences in symptoms of psychological distress by gender during the first six months of the COVID-19 pandemic. Level of significance was determined by the p-value test statistic. Alpha level was established at .05. A chi-square test for association shows that there were statistically relationships between gender and feeling nervous (X2 (2, N = 976) = 22.11, p < .001), feeling depressed (X2 (3, N = 976) = 10.95, p < .01), and trouble sleeping (X2 (2, N = 976) = 20.40, p < .001). This study rejects the null hypothesis that no differences exist between the genders, as women reported greater psychological distress during the first 6 months of the COVID-19 pandemic. Additional multi-method analysis is consistent with these findings and concludes that this is due to the greater concern women report for family, and the burden which placed limitations on meeting their children and grandchildren.publishersversionPeer reviewe

    Graduate Counseling Students\u27 Learning, Development, and Retention of Knowledge

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    The present study investigated 52 graduate counseling students’ levels of ethical and legal knowledge (Lambie, Hagedorn, & Ieva, 2010) and social cognitive development (Hy & Loevinger, 1996) at three points: (a) prior to a counseling ethics course, (b) at the completion of the course, and (c) four months later. Students’ ethical and legal knowledge scores increased and they retained their learning; however, their social-cognitive development did not change. Implications for the scholarship of teaching and learning are discussed

    Low delta-V near-Earth asteroids: A survey of suitable targets for space missions

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    In the last decades Near-Earth Objects (NEOs) have become very important targets to study, since they can give us clues to the formation, evolution and composition of the Solar System. In addition, they may represent either a threat to humankind, or a repository of extraterrestrial resources for suitable space-borne missions. Within this framework, the choice of next-generation mission targets and the characterisation of a potential threat to our planet deserve special attention. To date, only a small part of the 11,000 discovered NEOs have been physically characterised. From ground and space-based observations one can determine some basic physical properties of these objects using visible and infrared spectroscopy. We present data for 13 objects observed with different telescopes around the world (NASA-IRTF, ESO-NTT, TNG) in the 0.4 - 2.5 um spectral range, within the NEOSURFACE survey (http://www.oa-roma.inaf.it/planet/NEOSurface.html). Objects are chosen from among the more accessible for a rendez-vous mission. All of them are characterised by a delta-V (the change in velocity needed for transferring a spacecraft from low-Earth orbit to rendez-vous with NEOs) lower than 10.5 km/s, well below the Solar System escape velocity (12.3 km/s). We taxonomically classify 9 of these objects for the first time. 11 objects belong to the S-complex taxonomy; the other 2 belong to the C-complex. We constrain the surface composition of these objects by comparing their spectra with meteorites from the RELAB database. We also compute olivine and pyroxene mineralogy for asteroids with a clear evidence of pyroxene bands. Mineralogy confirms the similarity with the already found H, L or LL ordinary chondrite analogues.Comment: 9 pages, 7 figures, to be published in A&A Minor changes by language edito

    Setting rents in residential real estate: a methodological proposal using multiple criteria decision analysis

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    The real estate sector has been negatively affected by the recent economic recession, which has forced structural changes that impact property value and price. Recent pressures have also motivated reduced liquidity and access to credit, causing a drop in property sales and, thus, boosting the rental housing market. It is worth noting, however, that the rental housing segment is not with-out difficulties and complexity, namely in terms of legislation and rental value revaluation. In light of this reasoning, this study aims to develop a multiple criteria decision support system for calculation of residential rents. By integrating cognitive maps and the measuring attractiveness by a categorical based evaluation technique (MACBETH), we also aim to introduce simplicity and transparency in the decision making framework. The practical implications, advantages and shortfalls of our proposal are also analyzed

    Long-term treatment with high-dose of sildenafil in a thalassemic patient with pulmonary hypertension

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    We report a case of a 37-years-old man, affected by thalassemia major, hypogonadotropic hypogonadism, chronic HCV-hepatitis, diabetes mellitus, severe osteoporosis, prior septic pulmonary embolism and pulmonary artery hypertension was performed a long-term treatment with highdose of sildenafil (120 mg/die) with reduction of pulmonary arterial systolic pressure and of the dyspnea

    Visualizing active membrane protein complexes by electron cryotomography.

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    This is the final version of the article. Available from Nature Publishing Group via the DOI in this record.Unravelling the structural organization of membrane protein machines in their active state and native lipid environment is a major challenge in modern cell biology research. Here we develop the STAMP (Specifically TArgeted Membrane nanoParticle) technique as a strategy to localize protein complexes in situ by electron cryotomography (cryo-ET). STAMP selects active membrane protein complexes and marks them with quantum dots. Taking advantage of new electron detector technology that is currently revolutionizing cryotomography in terms of achievable resolution, this approach enables us to visualize the three-dimensional distribution and organization of protein import sites in mitochondria. We show that import sites cluster together in the vicinity of crista membranes, and we reveal unique details of the mitochondrial protein import machinery in action. STAMP can be used as a tool for site-specific labelling of a multitude of membrane proteins by cryo-ET in the future.We thank Drs Ulrike Endesfelder and Mike Heilemann (Institute of Physical and Theoretical Chemistry, University of Frankfurt) for help with confocal microscopy, Deryck Mills (MPI of Biophysics, Frankfurt) for maintenance of the EM facility, and Paolo Lastrico (Graphics Department, MPI of Biophysics, Frankfurt) for assistance with Supplementary Movies and Fig. 1a. We thank Drs Bertram Daum and Karen Davies for helpful discussions on tomography. The plasmids pMAL-c2x-MT2 and pMAL-c2x-MT3 were a gift from Dr Christina Risco (CNB-CSIC, Madrid). This work was supported by the Max Planck Society, Deutsche Forschungsgemeinschaft (Sonderforschungsbereich 746), Excellence Initiative of the German Federal & State Governments (EXC 294 BIOSS) and by an EMBO Long-Term Fellowship to V.A.M.G. (ALTF 1035-2010)
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