Parent training groups for childhood conduct disorders

INTERVENTION: A randomised block format was used. Each block comprised one of three conditions: 1. Parenting groups (PG) 2. Standard treatment (ST) 3. Waiting list controls (WL) CONDITION: Conduct disorders ; Mental and Behavioural Disorders ; Conduct disorders PRIMARY OUTCOME: Measures on a range of child and parent characteristics were taken before and after treatment/being on the waiting list, an interval of 6 months. Those allocated to ST or PG conditions were followed up on all measures one year after the end of treatment. Those on the WL, were not studied further, but were offered treatment. SECONDARY OUTCOME: Not provided at time of registration INCLUSION CRITERIA: All referrals for conduct disorder problems in children aged 3‐8 years to specialist services.