999 resultados para 1995_12240726 Optics-24
Resumo:
Artikkeli sisältää koosteen vuoden 2006 Sosiologiapäivien yleisesitelmistä sekä 31 työryhmäraporttia
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There is little consensus regarding how verticality (social power, dominance, and status) is related to accurate interpersonal perception. The relation could be either positive or negative, and there could be many causal processes at play. The present article discusses the theoretical possibilities and presents a meta-analysis of this question. In studies using a standard test of interpersonal accuracy, higher socioeconomic status (SES) predicted higher accuracy defined as accurate inference about the meanings of cues; also, higher experimentally manipulated vertical position predicted higher accuracy defined as accurate recall of others' words. In addition, although personality dominance did not predict accurate inference overall, the type of personality dominance did, such that empathic/responsible dominance had a positive relation and egoistic/aggressive dominance had a negative relation to accuracy. In studies involving live interaction, higher experimentally manipulated vertical position produced lower accuracy defined as accurate inference about cues; however, methodological problems place this result in doubt.
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BACKGROUND: Reference intervals for many laboratory parameters determined in 24-h urine collections are either not publicly available or based on small numbers, not sex specific or not from a representative sample. METHODS: Osmolality and concentrations or enzymatic activities of sodium, potassium, chloride, glucose, creatinine, citrate, cortisol, pancreatic α-amylase, total protein, albumin, transferrin, immunoglobulin G, α1-microglobulin, α2-macroglobulin, as well as porphyrins and their precursors (δ-aminolevulinic acid and porphobilinogen) were determined in 241 24-h urine samples of a population-based cohort of asymptomatic adults (121 men and 120 women). For 16 of these 24 parameters creatinine-normalized ratios were calculated based on 24-h urine creatinine. The reference intervals for these parameters were calculated according to the CLSI C28-A3 statistical guidelines. RESULTS: By contrast to most published reference intervals, which do not stratify for sex, reference intervals of 12 of 24 laboratory parameters in 24-h urine collections and of eight of 16 parameters as creatinine-normalized ratios differed significantly between men and women. For six parameters calculated as 24-h urine excretion and four parameters calculated as creatinine-normalized ratios no reference intervals had been published before. For some parameters we found significant and relevant deviations from previously reported reference intervals, most notably for 24-h urine cortisol in women. Ten 24-h urine parameters showed weak or moderate sex-specific correlations with age. CONCLUSIONS: By applying up-to-date analytical methods and clinical chemistry analyzers to 24-h urine collections from a large population-based cohort we provide as yet the most comprehensive set of sex-specific reference intervals calculated according to CLSI guidelines for parameters determined in 24-h urine collections.
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Entre finals del segle XIV i principis del XV es data la redacció del Manuscrit Mòdena, Biblioteca Estense, .M.5.24, un dels principals manuscrits del moment que han arribat als nostres dies, essent un element culminant pel que fa a penetració de l’art polifònic francès a la Itàlia d’inicis del ‘400. En ell es copien quatre peces de Guillaume de Machaut i l’únic poema de l’autor francès musicat per un altre compositor. En els treballs sobre el manuscrit molt sovint s’obvien aquestes quatre peces, i l’estudi sobre Machaut es fa quasi exclusivament des de les fonts franceses. Aquest treball pretén respondre, sobretot, a dues preguntes: Què ens poden explicar aquestes peces sobre el procés d’afrancesament de la música italiana? Què ens poden explicar sobre la difusió de l’obra de Machaut pel vell continent?