Latent class analysis is used to group categorical data into classes via a probability model. Model selection criteria then judge how well the model fits the data. When addressing incomplete data, the current methodology restricts the imputation to a single, pre-specified number of classes. We seek to develop an entropy-based model selection criterion that does not restrict the imputation to one number of clusters. Simulations show the new criterion performing well against the current standards of AIC and BIC, while a family studies application demonstrates how the criterion provides more detailed and useful results than AIC and BIC.
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http://dx.doi.org/10.1016/j.stamet.2016.04.004 | DOI Listing |
Psychol Trauma
January 2025
Department of Experimental Psychology, University of Oxford.
Objective: Chinese shidu parents (bereaved parents who have lost the only child) may experience prolonged grief disorder, as well as posttraumatic growth (PTG). This study aimed to examine their latent classes and transition patterns of prolonged grief disorder symptoms and PTG.
Method: Based on a longitudinal design, 265 shidu parents completed the Prolonged Grief Scale-Revised and Short Form of Posttraumatic Growth Inventory for Chinese Shidu Parents twice with an interval of about 5 months.
Psychol Trauma
January 2025
Research Centre for Stress Trauma and Related Conditions, School of Psychology, Queen's University Belfast.
Objective: Posttraumatic stress disorder (PTSD) and more complex posttraumatic symptomatology (i.e., dissociative PTSD [D-PTSD] and complex PTSD [CPTSD]) are differently described in the (5th ed.
View Article and Find Full Text PDFInt J Offender Ther Comp Criminol
January 2025
Diana R. Garland School of Social Work, Baylor University, Houston, TX, USA.
Most studies on the impact of maternal incarceration on adolescent health risk behaviors have focused on singular, separated behaviors, even though these behaviors often cluster and co-occur. This study used the FFCWS dataset to examine the association between maternal incarceration and the aggregation of health risk behaviors among adolescents. Latent class analysis suggested the four-class model had the optimal model fit.
View Article and Find Full Text PDFFront Cell Infect Microbiol
January 2025
Department of Critical Care Medicine, Xinxiang Medical University, Henan Provincial People's Hospital, Zhengzhou, China.
Objective: Severe community-acquired pneumonia (sCAP) is one of the major diseases within the ICU. We hypothesize that subtyping sCAP based on simple inflammatory markers, organ dysfunction, and clinical metagenomics results is feasible.
Method: In this study, we retrospectively enrolled immunocompetent sCAP patients requiring invasive mechanical ventilation, who underwent clinical metagenomics from 17 medical centers.
BMC Nurs
January 2025
Department of Nursing, Shanghai Chest Hospital, Shanghai Jiao Tong University School of Medicine, No. 241, West Huaihai Road, Xuhui District, Shanghai, 200030, China.
Background: Innovative Behavior (IB) is a key prerequisite for nurses in solving clinical problems. However, existing research on IB among clinical nurses is relatively limited.
Objective: To identify profiles and characteristics of IB among clinical nurses and explore the associated predictors, as well as the relationships with research outputs.
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