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Table 7 Convergent and divergent validity, internal consistency, and constructs reliability of E-RAS

From: Design and psychometric evaluation of epilepsy-related apathy scale (E-RAS) in adults with epilepsy: a sequential exploratory mixed methods design

Factor α θ Ω CR First-order Second-order
AVE MSV ASV AVE
Motivation 0.770 0.726 0.728 0.883 0.528 0.240 0.177 0.516
Self-Regulatory 0.763 0.759 0.742 0.780 0.550 0.302 0.213
Cognition 0.792 0.803 0.815 0.846 0.531 0.302 0.239
Emotional-Effective 0.889 0.846 0.840 0.912 0.541 0.176 0.145
  1. Abbreviations: E-RAS epilepsy– related apathy scale, a Cronbach’s alpha coefficients, θ theta coefficient, Ω McDonald omega coefficient, CR construct reliability, AVE average variance extracted, MSV maximum shared squared variance, ASV average shared squared variance