LifeCourse A Melbourne Children's Research Initiative

VicCHILD: Pregnancy and birth

Relevant LifeCourse Constructs	Year	2011-Ongoing	2012-Ongoing	2014-Ongoing	2012-Ongoing	2020	2021
	Phase	Enrolment	2 year old follow-up	5-7 year old follow-up	9-12 year old follow-up	COVID-19 Survey	COVID-19 Follow-Up Survey
	Age	3 months - 8 years	20-30 months	5-8 years	9-12 years	3 months - 18 years	1-18 years
	N	1200	405	368	160	493	362
Admission to neonatal intensive care unit			L:VPDC ^I
Apgar score			P:VCh-BI ^I L:VPDC ^I
Birth head circumference			L:VPDC ^I
Birth hospital detail			L:VBDR ^I L:VPDC ^I
Birth length			P:VCh-BI ^I
Birth weight			P:VCh-BI ^I L:VPDC ^I
Complications during labour and delivery			L:VPDC ^I
Complications during pregnancy			P:VCh-POH ^M
Complications during puerperium			L:VPDC ^I
Conception method			P:VCh-POH ^M
Congenital disorder			L:VBDR ^I
Duration of hospital stay			P:VCh-BI ^I
Fetus and neonate conditions			L:VPDC ^I
Gestational age at birth			P:VCh-BI ^I L:VPDC ^I
Gestational diabetes			L:VPDC ^I
History of miscarriage			P:VCh-POH ^M
Location of birth			L:VPDC ^I
Multiple birth			P:VCh-BI ^I L:VBDR ^I L:VPDC ^I
Multiple birth order			P:VCh-BI ^I L:VPDC ^I
Multiple pregnancy			L:VBDR ^I
Neonatal intensive care service			P:VCh-BI ^I
Obstetric history			L:VPDC ^I
Parity			L:VPDC ^I
Pattern of delivery			P:VCh-BI ^I L:VPDC ^I
Place of birth			L:VBDR ^I
Placental details			L:VPDC ^I
Presentation of fetus			L:VBDR ^I
Resuscitation of neonate			P:VCh-BI ^I
Time of delivery			L:VPDC ^I

Featured measurements

VCh-BI: : VicCHILD devised - Birth Information Item set
VCh-POH: : VicCHILD devised - Pregnancy and Obstetric History Item set
VBDR: : Victorian Birth Defects Register
VPDC: : Victorian Perinatal Data Collection

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.