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= 70) sample. Results revealed acceptable fit of a bifactor model with an essentially unidimensional structure and general support for convergent and discriminant validity. The LPFS-BF 2.0 distinguished those above versus below the clinical cutoff of the Semi-Structured Interview for Personality Functioning with strong sensitivity and specificity. The LPFS-BF 2.0 appears psychometrically sound and clinically useful in capturing personality dysfunction.
Ran et al. (Sun,) studied this question.