LifeCourse A Melbourne Children's Research Initiative

IYDS: Physical activity

Relevant LifeCourse Constructs	Year	2002	2003	2004	2006	2007	2008	2010	2012	2014
	Wave	1	2	3	4	5	6	F1	F2	F3
	Age	9-16 years	11-17 years	11-16 years	14-16 years	15-17 years	16-18 years	17-24 years	20-26 years	22-28 years
	N	2884	2884	1909	927	927	926	2872	2871	2870
Domestic activity									S:IPAQ-SF ^I
Leisure activities			S:SSDP-PI ^I	S:SSDP-PI ^I	S:SSDP-PI ^I	S:SSDP-PI ^I	S:SSDP-PI ^I	S:SSDP-PI ^I	S:IYDS-SS ^I S:IPAQ-SF ^I	S:IYDS-SS ^I
Physical activity									S:IYDS ^I S:VAHWS-PA ^I S:IPAQ-SF ^I	S:IYDS ^I S:IYDS ^IP

Featured measurements

IPAQ-SF: : International Physical Activity Questionnaire: Short Form
IYDS: : International Youth Development Study-devised measure
IYDS-SS: : IYDS devised - Socialising and Sporting Item set
SSDP-PI: : SSDP devised - Prosocial Involvement Item set
VAHWS-PA: : VAHWS devised - Physical Activity Item

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.