Penelitian ini bertujuan untuk melihat efektivitas penerapan prinsip-prinsip Parent-Child Interaction Therapy PCIT dalam mengatasi perilaku disruptive pada anak usia 7 tahun dengan Attention Deficit/Hyperactivity Disorder ADHD . PCIT digunakan untuk meningkatkan keterampilan orangtua dalam melakukan interaksi positif dengan anak dan keterampilan dalam mendisiplinkan anak. Kedua keterampilan tersebut kemudian akan meningkatkan kualitas pengasuhan orangtua, sehingga perilaku disruptive anak menurun. Perilaku disruptive diukur dengan menggunakan alat ukur Eyberg Child Behavior Inventory ECBI . Keterampilan orangtua diukur menggunakan Dyadic Parent-Child Interaction Coding System III DPICS-III . Hasil penelitian menunjukkan bahwa prinsip PCIT efektif dalam menurunkan perilaku disruptive dari rentang klinis menjadi rentang normal pada anak usia 7 tahun dengan ADHD.

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This research was conducted to see the principle implementation of Parent Child Interaction Therapy PCIT effectivity to deal with disruptive behavior in school aged child with Attention Deficit Hyperactivity Disorder ADHD . PCIT used to increasing parents skills when interacting positively with their child and skill to dicipline their child. Both of those skills will increasing quality of their parenting, therefore disruptive behavior will reduce. To evaluate the effectiveness of the result, the study measured development of interaction between the mother and child using the Dyadic Parent Child Interaction Coding System III DPICS III and the disruptive behavior intensity using Eyberg Childhood Behavior Inventory ECBI . The result indicate that the principals used in PCIT effective to overcome disruptive behavior on 7 year old with ADHD.