Two-Year Follow-Up of Internet and Telephone Assisted Parent Training for Disruptive Behavior at Age 4

OBJECTIVE: To determine whether an internet-based and telephone-assisted parent training intervention, which used whole population screening and which comprehensively targeted symptomatic 4-year-old children, was effective 24 months after the start of treatment. No long-term follow-up studies using a randomized controlled trial (RCT) existed on this subject. METHOD: Of the 4,656 children 4 years old who were screened in Southwest Finland, 730 …