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Post-traumatic stress symptom severity at baseline (Stage 1: n = 6; Stage 2: n = 6) and 6-month follow-up (Stage 1: n = 2; Stage 2: n = 4). Post-traumatic stress symptoms were measured on the UCLA PTSD Reaction Index or the Child and Adolescent Trauma Screen (for minors), or the PTSD Checklist for DSM-5 (for adults). Scores were normalized to the maximum score for each respective measure.
