LifeCourse A Melbourne Children's Research Initiative

MYPS: Peer relationships

Relevant LifeCourse Constructs	Year	2003-2005	2003-2005	2003-2006	2004-2007	2004-2007	2004-2007	2004-2006	2005-2008	2005-0	2006-0	2008-2011	2013-0	2013-0	2020-Ongoing
	Wave	1	2	2a	3	4	5	6	7	8/11/13	9/12/14	10	15	15a	15b
	Age	10-20 weeks gestation	30-32 weeks gestation	Birth records abstraction	3 months postpartum	6 months postpartum	9 months postpartum	12 months postpartum	18 months postpartum	6 months postpartum (2nd/3rd/4th)	12 months postpartum (2nd/3rd/4th)	4 years postpartum	10 years postpartum	10 years postpartum	14 years postpartum
	N	1507	1454	1454	1431	1400	1387	1357	1327	840 (second child) 214 (third child) 29 (fourth child)	840 (second child) 222 (third child) 32 (fourth child)	1102	952 mother (questionnaire completed)	615 mother-child pairs (site assessment)	1143 mother 1142 young people
Bullying														S:SSIS ^O S:SEQ ^O		Of:COAS ^O
Peer relationship													S:SDQ ^O S:SDQ ^O	S:SDQ ^O S:SEQ ^O S:ARQ-R ^O S:SDQ ^O	O:SDQ ^O O:DAWBA (11-17) ^O S:DAWBA (11-17) ^O S:SDQ ^O S:DAWBA (11-17) ^O S:CCC-2 ^O	S:CRISIS-LC ^I S:MYPS-COVID ^I S:CRISIS-LC ^O S:MYPS-COVID ^O S:SDQ ^O Of:CRISIS-LC ^O Of:MYPS-COVID ^O Of:COAS ^O
Victim of bullying																Of:COAS ^O

Featured measurements

ARQ-R: : Adolescence Resilience Questionnaire: Revised
CCC-2: : Children’s Communication Checklist - Second Edition
CRISIS-LC: : CoRonavIruS Health Impact Survey - Life Changes
COAS: : Cyberbullying and Online Aggression Scale
DAWBA (11-17): : Development and Well-Being Assessment (11-17)
MYPS-COVID: : MYPS devised - COVID Experience measure
SEQ: : Social Experience Questionnaire
SSIS: : Social Skills Improvement System
SDQ: : Strengths and Difficulties 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.