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Mostrando publicaciones 131-140 de 1314
Suicide reattempters: A systematic review
(2013)
Learning Objectives: After participating in this educational activity, the psychiatrist should be better able to
1. Identify the characteristic features of suicide reattempters.
2. Evaluate the limitations of the ...
4DGVF: Segmentation variationnelle pour images 3D multicomposantes
(2014)
In this paper, we generalize the gradient vector flow field to vector-valued images. We base our method on the definition of a structure tensor that is calculated according to a blind estimation of contrast in the different ...
Synthesis and magnetic properties of chromium-based Cu(Cr2‑xTix )S4 thiospinels and their deficient structures Cu1‑yoy Cr2‑xTix S4 obtained by Copper extraction
(2014)
The crystalline structure of spinels is extremely flexible due to the presence of several sublattices in which the cations can be distributed and localized in different crystallographic sites depending on their sizes, ...
Blinding in physical therapy trials and its association with treatment effects: A meta-epidemiological study
(2017)
Objective: The aim of this study was to examine whether blinding of participants, assessors, health providers, and statisticians have an effect on treatment effect estimates in physical therapy (PT) trials.
Design: This ...
Desarrollo de ecuaciones y propuesta de valores referenciales para estimar la masa grasa de niños y adolescentes chilenos
(2017)
Introducción. La evaluación de la composición corporal es relevante para determinar el estado nutricional e identificar posibles riesgos para la salud.
Objetivo. a) Desarrollar ecuaciones de regresión para predecir la ...
What is the influence of randomisation sequence generation and allocation concealment on treatment effects of physical therapy trials? A meta-epidemiological study
(2015)
Objective: To determine if adequacy of randomisation and allocation concealment is associated with changes in effect sizes (ES) when comparing physical therapy (PT) trials with and without these methodological characteristics. ...
Confiabilidad de un cuestionario que valora la actividad física en adolescentes normopeso y con exceso de peso
(2015)
Introducción: En los últimos años se ha reportado altos niveles de obesidad relacionados con bajos niveles de actividad física, lo que muestra la necesidad de su valoración como elementos de la salud y calidad de vida. ...
Accuracy of body mass index cutoffs for classifying obesity in chilean children and adolescents
(2016)
Objective: To determine the accuracy of two international Body Mass Index (BMI) cut-offs for classifying obesity compared to the percentage of fat mass (%FM) assessed by Dual-Energy X-ray Absorptiometry (DXA) in a Chilean ...
Referencial values for the physical growth of school children and adolescents in Campinas, Brazil
(2014)
Aims: To compare the values of weight, height and IMC with the regional curve (Cariri); to compare with the international references of the CDC-2000; and to construct references that will measure physical growth from ...
Physiological traits associated with wheat yield potential and performance under water-stress in a mediterranean environment
(2016)
Different physiological traits have been proposed as key traits associated with yield potential as well as performance under water stress. The aim of this paper is to examine the genotypic variability of leaf chlorophyll, ...