Year 2011-2012 2011-2012 2011-2012 2013-2014 2014-2015
Wave 1 2 3 4a 4 5
Age 19 weeks gest 26 weeks gest 36 weeks gest birth 12 months 2 years
Apgar A
Birth defects/congenital abnormalities P:SDV M BF A P:SDV C
Obstetric complications P:SDV M A
Multiple birth P:SDV C
Delivery mode A P:SDV
Estimated due date P:SDV C
Gestational age A P:SDV C
ICU admission A M C P:SDV C
Last menstrual period (LMP) P:SDV M
Birth length P:SDV C
Head circumference A
Neonatal morbidity A
Postpartum complications A
Birth weight A P:SDV C

Featured measurements

SDV: Study Devised Variable


A = Administration report abstraction
C = Index child report (reporting on others)
L = Linkage (to other databases)
M = Medical records data abstraction
O = Observation/direct assessment
N = Nurse report
P = Parent/primary caregiver report
Pe = Peer report
S = Self report
T = Teacher report
X = Undefined
X BF = Pertaining to biological father
X BM = Pertaining to biological mother
C = Pertaining to index child
X F = Pertaining to father
X Fam = Pertaining to family
X G = Pertaining to grandparent(s)
X M = Pertaining to mother
X P = Pertaining to parent(s)
X Pa = Pertaining to partner
X Pe = Pertaining to peers
X Pr = Pertaining to primary caregiver
X Si = Pertaining to sibling(s)