Coats 1979.

Methods	Randomisation unspecified
Participants	16 grade 3 boys selected on observation and teacher nominated for aggression, impulsivity and poor self control
Interventions	I: Cognitive self instruction training (4 x 30 minutes per week for 2 weeks) P: attention control group, no intervention (4 x 30 minutes per week for 2 weeks)
Outcomes	(1) Classroom behavioural observation scale (2) Conners Behavioural Rating scale ‐ aggression and hyperactivity subscales, teacher (unblinded) (3) Staged problematic situation test
Notes	Data collected immediately post intervention
Risk of bias
Bias	Authors' judgement	Support for judgement
Allocation concealment?	Unclear risk	B ‐ Unclear