LifeCourse A Melbourne Children's Research Initiative

CATS: Mental health and behaviour problems

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
Abusive behaviour														S:CAS ^I	S:CAS ^I
Adjustment disorder											S:MINI-KID ^I S:MINI-KID-V ^I
Antisocial behaviour			P:IYDS ^I	P:IYDS ^I	P:IYDS ^I S:IYDS ^I	S:IYDS ^I P:IYDS ^I S:IYDS ^I	S:IYDS ^I S:IYDS ^I	S:IYDS ^I S:IYDS ^I	S:IYDS ^I	S:IYDS ^I	S:IYDS ^I
Anxiety			S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:MINI-KID ^I S:MINI-KID-U ^I S:SCAS ^I	S:SCAS ^I		S:GAD-7 ^I S:CCWS ^I S:CASPE ^I	S:GAD-7 ^I
Conduct disorder			P:SDQ ^I P:CDRS ^I	P:SDQ ^I P:CDRS ^I	P:SDQ ^I P:CDRS ^I	P:SDQ ^I P:CDRS ^I	P:SDQ ^I P:CDRS ^I	P:SDQ ^I P:CDRS ^I			S:MINI-KID ^I
Defiant behaviour											S:MINI-KID ^I S:MINI-KID-Q ^I
Depression			S:SMFQ ^I P:PHQ-2 ^M	S:SMFQ ^I P:PHQ-2 ^M	S:SMFQ ^I P:PHQ-2 ^M	S:SMFQ ^I P:PHQ-2 ^M	S:SMFQ ^I	S:SMFQ ^I	S:SMFQ ^I	S:SMFQ ^I	S:MINI-KID ^I S:SMFQ ^I S:MINI-KID-A ^I S:MINI-KID-C ^I	S:SMFQ ^I		S:SMFQ ^I	S:SMFQ ^I
Disturbance of attention											S:MINI-KID ^I
Eating disorder			S:KEDS ^I	S:KEDS ^I	S:KEDS ^I	S:KEDS ^I	S:KEDS ^I	S:KEDS ^I	S:KEDS ^I	S:KEDS ^I	S:MINI-KID ^I S:MINI-KID-S ^I S:MINI-KID-T ^I S:KEDS ^I			S:SCOFF ^I	S:SCOFF ^I
Emotional problems			P:IYDS ^I P:SDQ ^I	P:IYDS ^I P:SDQ ^I	S:IYDS ^I P:IYDS ^I P:SDQ ^I	S:IYDS ^I P:IYDS ^I P:SDQ ^I	S:IYDS ^I P:SDQ ^I	S:IYDS ^I P:SDQ ^I	S:IYDS ^I S:IYDS ^I	S:IYDS ^I S:IYDS ^I	S:IYDS ^I S:IYDS ^I			S:CASPE ^I
Fear of injury			S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:SCAS ^I
Hyperactive behaviour			P:SDQ ^I P:ADHD-RS-IV ^I	P:SDQ ^I P:ADHD-RS-IV ^I	P:SDQ ^I P:ADHD-RS-IV ^I	P:SDQ ^I P:ADHD-RS-IV ^I	P:SDQ ^I P:ADHD-RS-IV ^I	P:SDQ ^I P:ADHD-RS-IV ^I
Loneliness														S:TILS ^I	S:TILS ^I
Mania											S:MINI-KID ^I S:MINI-KID-D ^I
Mental illness													S:SMFQ ^I S:GAD-7 ^I	S:CATS ^I	S:CATS ^I S:DISS ^I
Obsessive compulsive behaviour			S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:MINI-KID ^I S:MINI-KID-J ^I S:SCAS ^I	S:SCAS ^I
Panic attack			S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:MINI-KID ^I S:MINI-KID-E ^I S:SCAS ^I	S:SCAS ^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
Phobia											S:MINI-KID ^I S:MINI-KID-F ^I S:MINI-KID-I ^I
Postpartum depression			P:CATS ^M	P:CATS ^M
Posttraumatic stress disorder											S:MINI-KID ^I
Psychosis								S:APSS ^I	S:APSS ^I S:APSS ^I		S:MINI-KID ^I S:MINI-KID-R ^I			S:CATS ^I	S:CATS ^I
Psychosocial functioning			P:SDQ ^I	P:SDQ ^I	P:SDQ ^I	P:SDQ ^I	P:SDQ ^I	P:SDQ ^I						S:CASPE ^I
Self-harm						S:CATS ^I	S:CATS ^I	S:CATS ^I	S:CATS ^I	S:CATS ^I	S:CATS ^I	S:CATS ^I	S:VAHCS ^I	S:VAHCS ^I	S:VAHCS ^I
Separation anxiety			S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:MINI-KID ^I S:MINI-KID-G ^I S:SCAS ^I	S:SCAS ^I
Social behaviour											S:CASPE-D ^I P:CASPE-D ^I			S:CASPE ^I
Social phobia			S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:SCAS ^I	S:MINI-KID ^I S:MINI-KID-H ^I S:SCAS ^I	S:SCAS ^I
Somatic syndrome			S:SCL-90-R-S ^I	S:SCL-90-R-S ^I	S:SCL-90-R-S ^I	S:SCL-90-R-S ^I	S:SCL-90-R-S ^I	S:SCL-90-R-S ^I
Stress														S:PSS ^I	S:PSS ^I
Suicidal thoughts											S:MINI-KID ^I			S:CATS ^I	S:CATS ^I
Tics											S:MINI-KID ^I

Featured measurements

ADHD-RS-IV: : ADHD Rating Scale-4
APSS: : Adolescent Psychotic-Like Symptom Screener
CATS: : Child to Adult Transition Study-devised measure
CCWS: : Climate Change Worry Scale
CAS: : Composite Abuse Scale
CDRS: : Conduct Rating Scale
CASPE: : COVID-19 Adolescent Symptom and Psychological Experience Questionnaire
CASPE-D: : COVID-19 Adolescent Symptom and Psychological Experience Questionnaire: Module D - Social Experience
DISS: : Discretized Analog Disability Scale
GAD-7: : Generalised Anxiety Disorder-7
IYDS: : International Youth Development Study-devised measure
KEDS: : Kids' Eating Disorders Survey
MINI-KID: : Mini International Neuropsychiatric Interview for Children and Adolescents
MINI-KID-A: : Mini International Neuropsychiatric Interview for Children and Adolescents: Module A - Major Depressive Disorder
MINI-KID-C: : Mini International Neuropsychiatric Interview for Children and Adolescents: Module C - Dysthymia
MINI-KID-D: : Mini International Neuropsychiatric Interview for Children and Adolescents: Module D - Mania and Bipolar Disorder
MINI-KID-E: : Mini International Neuropsychiatric Interview for Children and Adolescents: Module E - Panic Disorder
MINI-KID-F: : Mini International Neuropsychiatric Interview for Children and Adolescents: Module F - Agoraphobia
MINI-KID-G: : Mini International Neuropsychiatric Interview for Children and Adolescents: Module G - Separation Anxiety Disorder
MINI-KID-H: : Mini International Neuropsychiatric Interview for Children and Adolescents: Module H - Social Phobia
MINI-KID-I: : Mini International Neuropsychiatric Interview for Children and Adolescents: Module I - Specific Phobia
MINI-KID-J: : Mini International Neuropsychiatric Interview for Children and Adolescents: Module J - Obsessive Compulsive Disorder
MINI-KID-Q: : Mini International Neuropsychiatric Interview for Children and Adolescents: Module Q - Oppositional Defiant Disorder
MINI-KID-R: : Mini International Neuropsychiatric Interview for Children and Adolescents: Module R - Psychotic Disorders
MINI-KID-S: : Mini International Neuropsychiatric Interview for Children and Adolescents: Module S - Anorexia Nervosa
MINI-KID-T: : Mini International Neuropsychiatric Interview for Children and Adolescents: Module T - Bulimia Nervosa
MINI-KID-U: : Mini International Neuropsychiatric Interview for Children and Adolescents: Module U - Generalized Anxiety Disorder
MINI-KID-V: : Mini International Neuropsychiatric Interview for Children and Adolescents: Module V - Adjustment Disorders
MINI-KID-W: : Mini International Neuropsychiatric Interview for Children and Adolescents: Module W - Pervasive Developmental Disorder
PHQ-2: : Patient Health Questionnaire-2
PSS: : Perceived Stress Scale
SCOFF: : SCOFF Questionnaire
SMFQ: : Short Mood and Feelings Questionnaire
SCQ: : Social Communication Questionnaire
SCAS: : Spence Children's Anxiety Scale (Parent and child report)
SDQ: : Strengths and Difficulties Questionnaire
SCL-90-R-S: : Symptoms Checklist-90-Revised - Somatization
TILS: : Three Item Loneliness Scale
VAHCS: : Victorian Adolescent Health Cohort Study-devised measure

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.