Multiphase Optimization Strategy (MOST) for Treating Pediatric Post-traumatic Stress Disorder (PTSD)

Inclusion Criteria

• •A child between the ages of 8-17 exposed to at least one DSM-defined trauma
• •Child assent for participation
• •The participation of a caregiver with custodial rights to provide parental permission
• •Willing to participate in treatment delivery and respond to surveys
• •Meet PTSD diagnostic criteria that is the result of exposure to at least one of the identified traumas
• •Ability to read and understand English
• •Willingness to be randomized to an experimental condition
• •Placement in a stable caregiving environment for two months without an impending transition
• •Children currently taking psychotropic medications must have taken the medicine without dose adjustment for two months prior to study entry.
• •Caregiver or child with a smartphone capable of downloading a freely available software application.