This work awaits replication in independent normal and pathological samples. Consequently, the overlap with other measures of depression may result from item selection. – The TAI scale encompasses measures of anxiety, depression and well-being. – We found five factors: a 10-item anxiety factor containing three factors, a four-item unsuccessfulness factor correlated with the HADS anhedonia factor, and a six-item happiness factor.Ĭonclusion. Factors were postulated on the basis of item content and submitted to confirmatory factor analysis (CFA). The STAI is based on a model which distinguishes between trait anxiety (A-Trait) and state anxiety (A-State). Spielberger et al (1971) as representing a significant and commendable development in the conceptualization and measurement of anxiety. – A non-clinical sample of 193 subjects filled out the TAI and the Hospitalised Anxiety–Depression Scale. Reviews the State-Trait Anxiety Inventory (STAI) by Charles D. Thus, we hypothesise that the Spielberger trait anxiety inventory (TAI) includes items related to depression. – Researchers tried to explain the overlap between anxiety and depression by suggesting that some items of self-administered questionnaires were badly selected and that both constructs should rather be considered as multidimensional.
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