This paper develops and applies a Bayesian approach to Exploratory Factor Analysis that improves on classical approaches. Our framework relies on dedicated factor models and simultaneously determines the number of factors, the allocation of each measurement to a unique factor, and the corresponding factor loadings. Classical identification criteria are applied and integrated into our Bayesian procedure to generate models that are stable and clearly interpretable. A Monte Carlo study confirms the validity of the approach. The method is used to produce interpretable low dimensional aggregates from a high dimensional set of psychological measurements.
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http://dx.doi.org/10.1016/j.jeconom.2014.06.008 | DOI Listing |
Braz Oral Res
January 2025
Universidade Estadual de Campinas - Unicamp, Piracicaba Dental School, Department of Health Sciences and Child Dentistry, Piracicaba, SP, Brazil.
This study aim was to evaluate the need for orthodontic treatment of mixed to permanent dentition using the Dental Aesthetic Index (DAI) in a 4-year follow-up. A longitudinal study was conducted with 353 children in the stages from mixed (T1) to permanent (T2) dentition. The need for orthodontic treatment was assessed using the DAI categorized into: DAI 1 (absence of malocclusion and orthodontic treatment need; DAI ≤ 25); DAI 2 (malocclusion is defined and elective orthodontic treatment is needed; DAI = 26 to 30); DAI 3 (severe malocclusion and a desirable orthodontic treatment need; DAI = 31 to 35) and DAI 4 (severe malocclusion and a mandatory orthodontic treatment need; DAI ≥ 36).
View Article and Find Full Text PDFPLoS One
January 2025
Department of Endocrinology and Metabolism, Kyung Hee University Medical Center, Kyung Hee University College of Medicine, Seoul, South Korea.
Sodium-glucose co-transporter 2 inhibitors, such as enavogliflozin, offer promising metabolic benefits for patients with type 2 diabetes (T2D), including glycemic control and improved cardiac function. Despite the clinical evidence, real-world evidence is needed to validate their safety and effectiveness. This study aims to evaluate the effects of weight loss and safety of enavogliflozin administration in patients with T2D in a real-world clinical setting over 24 weeks.
View Article and Find Full Text PDFPLoS One
January 2025
Jubilee Centre for Character and Virtues, University of Birmingham, Birmingham, United Kingdom.
This article presents the development and validation of the Short Phronesis Measure (SPM), a novel tool to assess Aristotelian phronesis (practical wisdom). Across three studies, using large, nationally representative samples from the UK and US (demographically matched to census data), we employed a systematic and rigorous methodology to examine the structure, reliability, and validity of the SPM. In Study 1a, exploratory factor analysis identified ten distinct, internally reliable components of phronesis, challenging the traditional four-component Aristotelian model.
View Article and Find Full Text PDFPLoS One
January 2025
Department of Psychiatry and Behavioral Health, The Ohio State University, Columbus, OH, United States of America.
Many psychiatric disorders and associated psychopathology dimensions are related to social cognitive deficits and reduced general cognitive ability. The current study applied a hierarchical, dimensional approach to better understand associations among psychopathology, social cognition, and general cognitive ability. Data were collected from two samples (n = 653), including psychosis-spectrum patients, their first-degree relatives, and individuals from community sources.
View Article and Find Full Text PDFBackground: The aim of this study is to develop, analyse and validate the factor structure of the Positive Organizational Culture Scale (POC-S) within the industrial sector in a Spanish automotive company.
Method: The scale was developed and validated through exploratory and confirmatory factor analyses, involving blue- and white-collar workers. The POC-S consists of six factors: Open Communication and Support (OC&S), Strategic Knowledge (SK), Trust and Collaboration (T&C), Learning Orientation (LO), Recognition (REC), and Resilience (RES).
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