LifeCourse A Melbourne Children's Research Initiative

HealthNuts: Sleep

Relevant LifeCourse Constructs	Year	2007-2010	2011-2014	2011-2014	2013-2016	2013-2016	2016-2020	2016-2020	2022-Ongoing	2020	2021-Ongoing
	Wave	1	2a	2b	3a	3b	4a	4b	5	Substudy: COVID Immune (Baseline)	Substudy: COVID Immune (Follow-Up)
	Age	12 months	4 years	4 years	6 years	6 years	10 years	10 years	15 years	10-14 years	11-15 years
	N	5275	4291	598	4289	3233	3345	2238	in progress		in progress
Quality of sleep						P:PSQI ^I		P:PSQI ^I
Sleep behaviour				P:HNuts ^I		P:HBSC ^I P:PSQI ^I		P:PSQI ^I
Sleep problem				P:ISAAC ^I		P:ISAAC ^I P:PSQI ^I		P:HNuts ^I P:ISAAC ^I P:PSQI ^I		P:ISAAC ^I S:ISAAC ^I

Featured measurements

HBSC: : Health Behaviour in School-aged Children-devised measure
HNuts: : HealthNuts Study-devised measure
ISAAC: : International Study of Asthma and Allergies in Children
PSQI: : Pittsburgh Sleep Quality Index

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.