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Depiction of the three-way interaction of Time X Preference X Modality on the SDQ-teacher Hyperactivity/Inattention scores. Estimated marginal means adjusted for covariates are presented. Model included site, parent BSI global severity, and parenting scores as time-varying covariates. SDQ = Strength and Difficulties Questionnaire (Goodman et al., 1998); BSI = Brief Symptom Inventory 18 (Derogatis, 2001). Preference No-Preference
