Year ≥ 2008
Time Enrolment
Age Pregnancy and birth Early life 0-3 years Childhood 3-12 years Teenage 13-19 years
Venous blood Cases: 537
Controls: 760
(as of October 2015, recruitment ongoing, ~60 per year)
Guthrie card from enrolment Cases: 537
Controls: 760
(as of October 2015, recruitment ongoing, ~60 per year)
Newborn screening (Guthrie) card consent at enrolment to link; linkage to follow
Synovial fluid (cases only) Cases: 82
(as of October 2015, recruitment ongoing, ~20 per year)
Saliva Cases and family members: 22 case families (81 samples total)

Legend

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)