Response rates
Response has been high throughout the study - see table below.
Annual contact is made with our cohort members by sending a
birthday card, together with a check on current name and address,
and including also a review of recent findings.
|
Year
|
Age
|
Respondent
|
Contact
|
% Target
|
|
1946-50
|
0-4
|
Mother
|
4695
|
95
|
|
1951-61
|
5-15
|
Mother & Study Member
|
4307
|
89
|
|
1962-81
|
16-35
|
Study Member
|
3538
|
78
|
|
1982
|
36
|
Study Member
|
3322
|
86
|
|
1989
|
43
|
Study Member
|
3262
|
87
|
|
1993-2000
|
47-54
|
Women
|
1572
|
84-90
|
|
1999
|
53
|
Study
Member
|
3035
|
83
|