The task of developing a new questionnaire or translating an existing questionnaire into a
different language might be overwhelming. The greatest challenge perhaps is to come up …

We review the application and reporting of exploratory factor analysis (EFA) in management.
First, we integrate recommendations from relevant reviews and simulation studies to provide …

Abstract Model fit assessment is a central component of evaluating confirmatory factor
analysis models and the validity of psychological assessments. Fit indices remain popular …

Aims This study aimed to establish the psychometric properties of a questionnaire measure
of patients' adherence to medications to elicit patients' report of medication use in a variety of …

We introduce and investigate the philosophical concept of 'speciesism'—the assignment of
different moral worth based on species membership—as a psychological construct. In five …

Grimace scales have been used for pain assessment in different species. This study aimed
to develop and validate the Feline Grimace Scale (FGS) to detect naturally-occurring acute …

Background: Psychometrics has a very important role and with the increase in the number of
cross-cultural research projects, there is need to adapt the scales to measure the health …

Objective To examine the validity of the timed Up and Go (TUG) test as a measure of
functional mobility in persons with multiple sclerosis (MS) by using a comprehensive …

The importance of optimal well-being and mental health in elite athletes has received
increasing attention and debate in both the academic and public discourse. Despite the …

Background: Medical students are affected by high levels of general anxiety disorder.
However, few studies have specifically focused on the applicability of universal anxiety …