S39Q7 SIB B-IDENTICAL OR FRATERNAL-W1
Variable Description
Name
H1WS7B
Label
S39Q7 SIB B-IDENTICAL OR FRATERNAL-W1
Dataset
Summary Statistics for 'H1WS7B'
Value | Valid | Label | Frequency | % of Valid | % of All |
---|---|---|---|---|---|
1 | Valid | identical | 50 |
27.78%
|
0.24%
|
2 | Valid | fraternal | 130 |
72.22%
|
0.63%
|
6 | Missing | refused | 1 |
0.00%
|
|
7 | Missing | legitimate skip | 20,563 |
99.12%
|
|
8 | Missing | don't know | 1 |
0.00%
|
Total Responses | Valid | Invalid | Min | Max |
---|---|---|---|---|
20745 | 180 | 20565 | 1 | 2 |
Representation
Representation Type
Code List
Selection Style
SelectOne
Measurement Unit
numeric
Codes
Measurement Unit
numeric
Aggregation Method
Unspecified
Temporal
False
Geographic
False
Represented Variable
Missing Values
Source Questions
H1WS7BLineage
-
Wave I In-Home Interview Data - H1WS7BS39Q7 SIB B-IDENTICAL OR FRATERNAL-W1
-
7B. 2nd Sibling: Are you and {NAME} identical twins or fraternal twins?
-
Concordance
Add Health | ||||
---|---|---|---|---|
Wave I | Wave II | |||
Wave I In-Home Interview | Wave II In-Home Interview | |||
Wave I In-Home Interview Data | Wave II In-Home Interview | |||
H1WS7B | H2WS7B | |||
identical |
27.78%
|
29.49%
|
||
fraternal |
72.22%
|
70.51%
|
Add Health | ||||
---|---|---|---|---|
Wave I | Wave II | |||
Wave I In-Home Interview | Wave II In-Home Interview | |||
Wave I In-Home Interview Data | Wave II In-Home Interview | |||
H1WS7B | H2WS7B | |||
identical |
0.24%
|
0.43%
|
||
fraternal |
0.63%
|
1.04%
|
Dataset | Variable | Valid | Invalid | Min | First Quartile | Median | Third Quartile | Max | Mean | StdDev |
---|---|---|---|---|---|---|---|---|---|---|
Wave I In-Home Interview Data | H1WS7B | 180 | 20,565 | 1 | 2 | |||||
Wave II In-Home Interview | H2WS7B | 217 | 14,521 | 1 | 2 |
Add Health | ||||
---|---|---|---|---|
Wave I | Wave II | |||
Wave I In-Home Interview | Wave II In-Home Interview | |||
Wave I In-Home Interview Data | Wave II In-Home Interview | |||
H1WS7B | H2WS7B | |||
identical | 1 | 1 | ||
fraternal | 2 | 2 |