### Table 21Study information and evidence summary table for trials of teacher advice

Teacher advice versus no interventionTeacher advice + screening versus no interventionTeacher advice (TA) + parent training (PT) versus parent training
Total no. of trials (total no. of participants)1 (25,482)1 (25,482)1 (30)
Study IDTYMMS2006TYMMS2006CORKUM2005
Baseline severityPIPS On-entry: 2.23 (3.53)PIPS On-entry: 2.23 (3.53)CPRS-R (short):
PT: 71.94(9.42)
PT + TA: 73.07(8.38)
CTRS-R (short):
PT: 71.40(17.57)
PT + TA: 64.75(12.18)
Treatment length2 years2 years10 weeks
Age of subjects4 years at initial visit4 years at initial visit9 years
Benefits
Quality: Moderate
K = 1, N = 30
ADHD core symptoms (teacher-rated)Y2 Behaviour: SMD −0.19 (−0.39 to 0.01)
Quality: Moderate
K = 1, N = 25,482
Y2 Behaviour: SMD −0.13 (−0.32 to 0.07)
Quality: Moderate
K = 1, N = 25,482
Conduct problems (combined teacher/parent-rated)CPRS/CTRS (oppositional): SMD 0.08 (−0.88 to 0.72)
Quality: Moderate
K = 1, N = 30
MathematicsKS1: SMD −0.05 (−0.18 to 0.09)
Quality: Moderate
K = 1, N = 25,482
PIPS: SMD 0.05 (−0.12 to 0.21)
Quality: Moderate
K = 1, N = 25,482
KS1: SMD 0.15 (0.01 to 0.28)
Quality: Moderate
K = 1, N = 25,482
PIPS: SMD −0.01 (−0.17 to 0.15)
Quality: Moderate
K = 1, N = 25,482
ReadingKS1: SMD −0.02 (−0.17 to 0.12)
Quality: Moderate
K = 1, N = 25,482
PIPS: SMD −0.09 (−0.26 to 0.08)
K = 1, N = 25,482
KS1: SMD 0.19 (0.04 to 0.34)
Quality: Moderate
K = 1, N = 25,482
PIPS: SMD 0.17 (0.01 to 0.33)
K = 1, N = 25,482
Attention Deficit Hyperactivity Disorder: Diagnosis and Management of ADHD in Children, Young People and Adults.
NICE Clinical Guidelines, No. 72.
National Collaborating Centre for Mental Health (UK).
Leicester (UK): British Psychological Society (UK); 2009.
Copyright © 2009, The British Psychological Society & The Royal College of Psychiatrists.

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