Bifactor item response theory model of acute stress response. [PDF]
BACKGROUND: Better understanding of acute stress responses is important for revision of DSM-5. However, the latent structure and relationship between different aspects of acute stress responses haven't been clarified comprehensively.
Yebing Yang +6 more
doaj +4 more sources
The Bifactor Model of the Strengths and Difficulties Questionnaire [PDF]
The Strengths and Difficulties Questionnaire (SDQ) is a frequently used instrument developed for screening childhood mental health problems. The aim of this study is to clarify the structure of the Hungarian version of SDQ, to test previous measurement ...
Kóbor, Andrea +2 more
core +2 more sources
Application of the Bifactor S - 1 Model to Multisource Ratings of ADHD/ODD Symptoms: an Appropriate Bifactor Model for Symptom Ratings. [PDF]
The symmetrical bifactor model is often applied to attention-deficit/hyperactivity disorder (ADHD)-hyperactive/impulsive (HI), ADHD-inattentive (IN), and oppositional defiant disorder (ODD) symptoms, but this model frequently yields anomalous or inadmissible results.
Burns GL +4 more
europepmc +4 more sources
External validation of a bifactor model of oppositional defiant disorder. [PDF]
AbstractDimensions of irritability and defiant behavior, though correlated within the structure of ODD, convey separable developmental risks through adolescence and adulthood. Irritability predicts depression and anxiety, whereas defiant behavior is a precursor to antisocial outcomes.
Waldman ID, Rowe R, Boylan K, Burke JD.
europepmc +5 more sources
A bifactor model of the Posttraumatic Growth Inventory [PDF]
Purpose: The Posttraumatic Growth Inventory (PTGI) is a self-administered measurement instrument designed to provide information concerning positive psychological changes after a traumatic life event. The aim of the present study was to examine the psychometric properties of the PTGI in a Hungarian sample.
Balog, Piroska +2 more
core +5 more sources
Body and Social Anhedonia of Depression: A Bifactor Model Analysis. [PDF]
The purpose of this study was to develop a statistical model of anhedonia of depression. The study included 748 healthy controls (350 women, 46.79%, age 21.27 ± 4.72) and 80 patients (32 women, 40%, age 38.36 ± 16.42). The Physical Anhedonia Scale (PhAS), the Social Anhedonia Scale (CSAS), the Positive and Negative Affect Scale (PANAS) and the Beck ...
Feng B, Jiang Y, Li Y, Liu X, Wu S.
europepmc +6 more sources
The few studies that have analyzed the factorial structure of early number skills have mainly used confirmatory factor analysis (CFA) and have yielded inconsistent results, since early numeracy is considered to be unidimensional, multidimensional or even
Christophe Dierendonck +5 more
doaj +1 more source
A validation study of the self-compassion scale-short form (SCS-SF) with ant colony optimization in a Turkish sample [PDF]
The general purpose of this study is to validate the Turkish version of the short form of Self- Compassion Scale (SCS) by Ant Colony Optimization (ACO). For this purpose, data were collected from two different samples. Sample-1 (n = 398) and Sample-2 (n =
Koğar Esin Yılmaz, Koğar Hakan
doaj +1 more source
Forgiveness takes place on an attitudinal continuum from hostility to friendliness: Toward a closer union of forgiveness theory and measurement. [PDF]
Researchers commonly conceptualize forgiveness as a rich complex of psychological changes involving attitudes, emotions, and behaviors. Psychometric work with the measures developed to capture this conceptual richness, however, often points to a simpler ...
Billingsley, Joseph +9 more
core +1 more source
Empirical Underidentification with the Bifactor Model: A Case Study. [PDF]
Bifactor models are commonly used to assess whether psychological and educational constructs underlie a set of measures. We consider empirical underidentification problems that are encountered when fitting particular types of bifactor models to certain types of data sets. The objective of the article was fourfold: (a) to allow readers to gain a better
Green S, Yang Y.
europepmc +4 more sources

