LifeCourse A Melbourne Children's Research Initiative

CATS: Neurocognitive development

Relevant LifeCourse Constructs	Year	2012	2013	2014	2015	2016	2017	2018	2019	2020	2021	2022	2023	2024	2025-Ongoing
	Wave	1	2	3	4	5	6	7	8	9	10	11	12	13	14
	Age	8-9 years	9-10 years	10-11 years	11-12 years	12-13 years	13-14 years	14-15 years	15-16 years	16-17 years	17-18 years	18-19 years	19-20 years	20-21 years	21-22 years
	N	Total: 1194 Substudy: 128	1158	1119	1068	Total: 996 Substudy: 110	1001	900	856	848	833	832	879	900	in progress
Attention			P:ADHD-RS-IV ^I	P:ADHD-RS-IV ^I	P:ADHD-RS-IV ^I	P:ADHD-RS-IV ^I	P:ADHD-RS-IV ^I	P:ADHD-RS-IV ^I
Cognitive functions														S:CASPE ^I
Communication skills						S:SCQ ^I	S:SCQ ^I	S:SCQ ^I	S:SCQ ^I
Persistence														S:SPFQ ^I
Pervasive developmental disorder			P:ADHD-RS-IV ^I	P:ADHD-RS-IV ^I	P:ADHD-RS-IV ^I	P:ADHD-RS-IV ^I S:SCQ ^I	P:ADHD-RS-IV ^I S:SCQ ^I	P:ADHD-RS-IV ^I S:SCQ ^I	S:SCQ ^I		S:MINI-KID ^I S:MINI-KID-W ^I
Tics											S:MINI-KID ^I

Featured measurements

ADHD-RS-IV: : ADHD Rating Scale-4
CASPE: : COVID-19 Adolescent Symptom and Psychological Experience Questionnaire
MINI-KID: : Mini International Neuropsychiatric Interview for Children and Adolescents
MINI-KID-W: : Mini International Neuropsychiatric Interview for Children and Adolescents: Module W - Pervasive Developmental Disorder
SCQ: : Social Communication Questionnaire
SPFQ: : Student Perceived Fit Questionnaire

Legend

B: = Biosample collected
BA: = Biosample analysis
G: = Grandparent(s) completed questionnaire
L: = Data linkage
N: = Nurse completed questionnaire
O: = Observation or direct assessment
Of: = Offspring completed questionnaire
P: = Parent/guardian completed questionnaire
Pe: = Peer completed questionnaire
R: = Records abstraction
S: = Self (primary participant) completed questionnaire
T: = Teacher completed questionnaire
X: = Other source
X ^F: = Pertains to father
X ^Fam: = Pertains to family
X ^G: = Pertains to grandparent(s)
X ^I: = Pertains to primary participant
X ^IP: = Pertains to partner
X ^M: = Pertains to mother
X ^O: = Pertains to offspring
X ^P: = Pertains to parent/guardian(s)
X ^Pe: = Pertains to peers
X ^Si: = Pertains to sibling(s)
X ^T: = Pertains to teacher(s)
X ^X: = Pertains to other reportees

Metadata presented by LifeCourse provides a crucial first step in understanding the available data across studies. It does not take the place of detailed study documentation, which should always be consulted during design and analysis.