It evaluates the same psychological factors as SPAI related to cognition, behavior and somatic symptoms usually exhibited by persons with social anxiety.
Psychometric properties in Portuguese and Spanish adolescents and young adults taking either a paper-and-pencil or an online survey have been reported.
Data from an in-press paper reveals that the SPAI-18 is a psychometrically sound instrument with good screening capacity for social anxiety disorder in clinical as well as community samples.
[5] This scale has fewer items than the one developed by Beidel and her team in 2007 to tap social anxiety in adults, named as SPAI-23.
[7] In young adults, research supports a rounded cut-off point of 23 for the DSM-5 specific subtype of performance or public speaking and 24 for overall social anxiety.