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Bivariate hierarchical model for the Meta- analysis of diagnostic tests in studies with binary responses: its application from SAS and R
ArticleAbstract: Studies on the precision of diagnostic tests usually report the number of true positives, false posiPalabras claves:Bivariate approach, diagnostic accuracy, random effects, sensitivity, SpecificityAutores:Johny J. Pambabay-Calero, Nieto-Librero A.B., Purificación Galindo-Villardón, Sergio Alex Bauz OlveranFuentes:googlescopusAn alternative to the cochran-(Q) statistic for analysis of heterogeneity in meta-analysis of diagnostic tests based on HJ biplot
ArticleAbstract: The possible heterogeneity among individual studies constituting a meta-analysis is traditionally evPalabras claves:effect size, heterogeneity, HJ biplot, I2 index, Meta-analysis, Q-statisticAutores:Hernández-González S., Johny J. Pambabay-Calero, Nieto-Librero A.B., Purificación Galindo-Villardón, Sergio Alex Bauz OlveranFuentes:googlescopusA tutorial for meta-analysis of diagnostic tests for low-prevalence diseases: Bayesian models and software
ArticleAbstract: Although measures such as sensitivity and specificity are used in the study of diagnostic test accurPalabras claves:Bivariate models, heterogeneity, Meta-analysis, statistical softwareAutores:Johny J. Pambabay-Calero, Nieto-Librero A.B., Purificación Galindo-Villardón, Sánchez-García A.B., Sergio Alex Bauz OlveranFuentes:googlescopusMultivariate Analysis on Physical Activity, Emotional and Health Status of University Students Caused by COVID-19 Confinement
ArticleAbstract: Confinement as a result of COVID-19 had a strong impact around the world and restricted mobility. ThPalabras claves:anxiety, Depression, pandemic, physical exercise, sedentarism, UndergraduatesAutores:Bethy Merchán-Sanmartin, Johny J. Pambabay-Calero, Maribel Aguilar-Aguilar, Mayra Brocel-Bajaña, Nestor Montalvan-Burbano, Paúl Carrión-Mero, Sergio Alex Bauz OlveranFuentes:googlescopusMultivariate analysis and characterization of low impact crime in Mexico City
ArticleAbstract: Background: Multivariate analysis is fast becoming a key instrument that can be used to address crimPalabras claves:biplot, crime analysis, k-means clustering, Multivariate analysis, Principal coordinates analysisAutores:Flores-González R., Johny J. Pambabay-Calero, Piña-García C.A., Sergio Alex Bauz OlveranFuentes:googlescopusHierarchical modeling for diagnostic test accuracy using multivariate probability distribution functions
ArticleAbstract: Models implemented in statistical software for the precision analysis of diagnostic tests include raPalabras claves:Bayesian hierarchical model, Binary covariance, Copula function, Markov Chain Monte CarloAutores:Johny J. Pambabay-Calero, Nieto-Librero A.B., Purificación Galindo-Villardón, Sánchez-García A.B., Sergio Alex Bauz OlveranFuentes:googlescopusMeta-Analysis in DTA with Hierarchical Models Bivariate and HSROC: Simulation Study
Conference ObjectAbstract: In meta-analysis for diagnostic test accuracy (DTA), summary measures such as sensitivity, specificiPalabras claves:Bivariate model, Diagnostic precision, HSROC model, Low prevalence, Meta-analysisAutores:Johny J. Pambabay-Calero, Nieto-Librero A.B., Purificación Galindo-Villardón, Sergio Alex Bauz OlveranFuentes:googlescopus