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Fig. 1 | Molecular Autism

Fig. 1

From: Improving the measurement of alexithymia in autistic adults: a psychometric investigation of the 20-item Toronto Alexithymia Scale and generation of a general alexithymia factor score using item response theory

Fig. 1

Item category characteristic curves (i.e., “trace lines”) for the eight GAFS-8 items. Three of the items (TAS-20 items 11, 12, and 14) had neutral (“3”) responses that were not the most probable response at any point along the latent trait continuum, indicating that these response options were underutilized in our combined sample

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