Fig. 1: LVM of Baseline Scores.

A Latent variable model of log-transformed baseline 5-HT4R BPND and factor score. B Latent variable model of log-transformed baseline 5-HT4R BPND and GAD-10. Factor score: Anxiety/somatization factor score. GAD-10: Generalized Anxiety Disorder 10 items. The lower boxes contain the percent change in regional binding for each unit increase in factor-score and GAD-10 score. β and γ correspond to the effects on the log-transformed binding.