Wave W1  (CAP) W2  (CAP) W3  (CAP) W3  (NICAP) W4  (CAP) W4  (NICAP) W5  (CAP) W5  (NICAP)
Baseline / screening 18 month
follow-up
36 month
follow-up
NICAP
wave 1
Wave 4
follow-up
NICAP
wave 2
Wave 5
follow-up
NICAP
wave 3
Age 7 years 8.5 years 10 years 10 years 11.5 years 11.5 years 13 years 13 years
Year 2011 – 2012 2013 – 2014 2014 – 2016 2014 – 2016 2016 – 2017 2016 – 2017 2018 – 2019 2018 – 2019
Attention /
hyperactivity problems
P:SDQ
T:SDQ
P:Conners 3AI-P
T:Conners 3AI-T
O:DISC-IV
P:SDQ
T:SDQ
P:Conners 3AI-P
T:Conners 3AI-T
P:CAARS-S:SV P
P:SDQ
T:SDQ
P:Conners 3AI-P
T:Conners 3AI-T
P:CAARS-S:SV P
O:DISC-IV
P:SDQ
T:SDQ
P:Conners 3AI-P
T:Conners 3AI-T
P:CAARS-S:SV P
O:DISC-IV
P:SDQ
P:Conners 3AI-P
P:CAARS-S:SV P
P:SDQ
P:Conners 3AI-P
P:CAARS-S:SV P
P:SDQ
P:Conners 3AI-P
P:SDQ
P:Conners 3AI-P
O:DISC-IV
Aggression / hostility S:SDV 1 S:SDV 1
Conduct problems P:SDQ
T:SDQ
O:DISC-IV
P:SDQ
T:SDQ
P:SDQ
T:SDQ
O:DISC-IV
P:SDQ
T:SDQ
O:DISC-IV
P:SDQ P:SDQ P:SDQ P:SDQ
O:DISC-IV
Oppositional defiant
problems
O:DISC-IV O:DISC-IV O:DISC-IV O:DISC-IV
Behavioural problems O:DISC-IV O:DISC-IV O:DISC-IV O:DISC-IV

Featured measurements

CAARS: Conners Adult ADHD Rating Scales
Conners 3AI: Conners 3 ADHD Index
DISC-IV: Diagnostic Interview Schedule for Children - Version IV
RPQ: Reactive–Proactive Aggression Questionnaire
SDQ: Strengths and Difficulties Questionnaire
SDV: Study Devised Variable

Notes

1 6 items from the Reactive-Proactive Aggression Questionnaire (RPQ) as reported by Dodge and Coie (1987) were used to measure aggression
CAARS-S:SV: Conners Adult ADHD Rating Scales – self-report screening version
Conners 3AI-P: Conners 3 ADHD Index – Parent
Conners 3AI-T: Conners 3 ADHD Index – Teacher

Legend

A = Administration report abstraction
C = Index child report (reporting on others)
L = Linkage (to other databases)
M = Medical records data abstraction
O = Observation/direct assessment
N = Nurse report
P = Parent/primary caregiver report
Pe = Peer report
S = Self report
T = Teacher report
X = Undefined
X BF = Pertaining to biological father
X BM = Pertaining to biological mother
C = Pertaining to index child
X F = Pertaining to father
X Fam = Pertaining to family
X G = Pertaining to grandparent(s)
X M = Pertaining to mother
X P = Pertaining to parent(s)
X Pa = Pertaining to partner
X Pe = Pertaining to peers
X Pr = Pertaining to primary caregiver
X Si = Pertaining to sibling(s)