S1Q1 BIRTH YEAR-W2
Variable Description
Name
H2GI1Y
Label
S1Q1 BIRTH YEAR-W2
Description
Birth dates were recoded to ensure that the number of respondents in each category was 10 or more. Therefore, birth dates were collapsed into the following categories: 3/74 = 4/74 and earlier, 7/74 = 5/74-8/74, 11/74 = 9/74-12/74, 2/75 = 1/75-2/75, 4/75 = 3/75-4/75, 6/75 = 5/75-6/75, 6/83 = 5/83-7/83, 10/83 = 8/83 and later. Birth dates between 7/75-4/83 required no adjustment.
Dataset
Summary Statistics for 'H2GI1Y'
Value | Valid | Label | Frequency | % of Valid | % of All |
---|---|---|---|---|---|
74 | Valid | 1974 and earlier | 9 |
0.06%
|
0.06%
|
75 | Valid | 1975 | 66 |
0.45%
|
0.45%
|
76 | Valid | 1976 | 446 |
3.03%
|
3.03%
|
77 | Valid | 1977 | 1,690 |
11.47%
|
11.47%
|
78 | Valid | 1978 | 3,237 |
21.97%
|
21.96%
|
79 | Valid | 1979 | 3,180 |
21.58%
|
21.58%
|
80 | Valid | 1980 | 2,633 |
17.87%
|
17.87%
|
81 | Valid | 1981 | 2,077 |
14.09%
|
14.09%
|
82 | Valid | 1982 | 1,329 |
9.02%
|
9.02%
|
83 | Valid | 1983 and later | 70 |
0.47%
|
0.47%
|
98 | Missing | refused | 1 |
0.01%
|
Total Responses | Valid | Invalid | Min | Max |
---|---|---|---|---|
14738 | 14737 | 1 | 74 | 83 |
Representation
Representation Type
Code List
Selection Style
SelectOne
Measurement Unit
numeric
-
74 1974 and earlier
-
75 1975
-
76 1976
-
77 1977
-
78 1978
-
79 1979
-
80 1980
-
81 1981
-
82 1982
-
83 1983 and later
Measurement Unit
numeric
Aggregation Method
Unspecified
Temporal
False
Geographic
False
Represented Variable
Missing Values
Source Questions
H2GI1YLineage
-
Wave II In-Home Interview - H2GI1Y
S1Q1 BIRTH YEAR-W2-
1Y. What is your birth date?
-
Concordance
Add Health | |||||||
---|---|---|---|---|---|---|---|
Wave I | Wave II | Wave III | Wave IV | Wave V | |||
Wave I In-Home Interview | Wave II In-Home Interview | Wave III In-Home Interview | Wave IV In-Home Interview | Wave V Mixed-Mode Survey | |||
Wave I In-Home Interview Data | Wave II In-Home Interview | Wave III In-Home Interview | Wave IV In-Home Interview | Wave V Mixed-Mode Survey | |||
H1GI1Y | H2GI1Y | H3OD1Y | H4OD1Y | H5OD1Y | |||
1974 |
0.17%
|
0.16%
|
0.12%
|
0.19%
|
|||
1974 and earlier |
0.06%
|
||||||
1975 |
0.75%
|
0.45%
|
0.82%
|
0.84%
|
0.84%
|
||
1976 |
6.16%
|
3.03%
|
5.99%
|
6.20%
|
5.91%
|
||
1977 |
18.59%
|
11.47%
|
17.29%
|
17.58%
|
17.66%
|
||
1978 |
19.82%
|
21.97%
|
19.81%
|
19.29%
|
19.49%
|
||
1979 |
18.92%
|
21.58%
|
18.72%
|
19.08%
|
18.74%
|
||
1980 |
15.52%
|
17.87%
|
15.81%
|
15.94%
|
15.73%
|
||
1981 |
12.02%
|
14.09%
|
12.77%
|
12.54%
|
12.56%
|
||
1982 |
7.69%
|
9.02%
|
8.25%
|
8.03%
|
8.58%
|
||
1983 |
0.37%
|
0.38%
|
0.37%
|
0.29%
|
|||
1983 and later |
0.47%
|
Add Health | |||||||
---|---|---|---|---|---|---|---|
Wave I | Wave II | Wave III | Wave IV | Wave V | |||
Wave I In-Home Interview | Wave II In-Home Interview | Wave III In-Home Interview | Wave IV In-Home Interview | Wave V Mixed-Mode Survey | |||
Wave I In-Home Interview Data | Wave II In-Home Interview | Wave III In-Home Interview | Wave IV In-Home Interview | Wave V Mixed-Mode Survey | |||
H1GI1Y | H2GI1Y | H3OD1Y | H4OD1Y | H5OD1Y | |||
1974 |
0.17%
|
0.16%
|
0.12%
|
0.19%
|
|||
1974 and earlier |
0.06%
|
||||||
1975 |
0.75%
|
0.45%
|
0.82%
|
0.84%
|
0.84%
|
||
1976 |
6.15%
|
3.03%
|
5.99%
|
6.20%
|
5.91%
|
||
1977 |
18.57%
|
11.47%
|
17.29%
|
17.58%
|
17.65%
|
||
1978 |
19.81%
|
21.96%
|
19.81%
|
19.29%
|
19.48%
|
||
1979 |
18.90%
|
21.58%
|
18.72%
|
19.08%
|
18.73%
|
||
1980 |
15.51%
|
17.87%
|
15.81%
|
15.94%
|
15.72%
|
||
1981 |
12.01%
|
14.09%
|
12.77%
|
12.54%
|
12.55%
|
||
1982 |
7.68%
|
9.02%
|
8.25%
|
8.03%
|
8.58%
|
||
1983 |
0.37%
|
0.38%
|
0.37%
|
0.29%
|
|||
1983 and later |
0.47%
|
Dataset | Variable | Valid | Invalid | Min | First Quartile | Median | Third Quartile | Max | Mean | StdDev |
---|---|---|---|---|---|---|---|---|---|---|
Wave I In-Home Interview Data | H1GI1Y | 20,728 | 17 | 74 | 83 | |||||
Wave II In-Home Interview | H2GI1Y | 14,737 | 1 | 74 | 83 | |||||
Wave III In-Home Interview | H3OD1Y | 15,197 | 0 | 1,974 | 1,983 | |||||
Wave IV In-Home Interview | H4OD1Y | 15,701 | 0 | 1,974 | 1,983 | |||||
Wave V Mixed-Mode Survey | H5OD1Y | 12,293 | 7 | 1,974 | 1,983 |
Add Health | |||||||
---|---|---|---|---|---|---|---|
Wave I | Wave II | Wave III | Wave IV | Wave V | |||
Wave I In-Home Interview | Wave II In-Home Interview | Wave III In-Home Interview | Wave IV In-Home Interview | Wave V Mixed-Mode Survey | |||
Wave I In-Home Interview Data | Wave II In-Home Interview | Wave III In-Home Interview | Wave IV In-Home Interview | Wave V Mixed-Mode Survey | |||
H1GI1Y | H2GI1Y | H3OD1Y | H4OD1Y | H5OD1Y | |||
1974 | 74 | 1974 | 1974 | 1974 | |||
1974 and earlier | 74 | ||||||
1975 | 75 | 75 | 1975 | 1975 | 1975 | ||
1976 | 76 | 76 | 1976 | 1976 | 1976 | ||
1977 | 77 | 77 | 1977 | 1977 | 1977 | ||
1978 | 78 | 78 | 1978 | 1978 | 1978 | ||
1979 | 79 | 79 | 1979 | 1979 | 1979 | ||
1980 | 80 | 80 | 1980 | 1980 | 1980 | ||
1981 | 81 | 81 | 1981 | 1981 | 1981 | ||
1982 | 82 | 82 | 1982 | 1982 | 1982 | ||
1983 | 83 | 1983 | 1983 | 1983 | |||
1983 and later | 83 |