Sibling: Are you and {NAME} identical twins or fraternal twins? (sibling 4)
Add Health
Wave I In-Home Interview
S39Q7 SIB D-IDENTICAL OR FRATERNAL-W1
Represented Variable
Name
H1WS7D
Label
Sibling: Are you and {NAME} identical twins or fraternal twins? (sibling 4)
Conceptual Variable
Sibling: Are you and {NAME} identical twins or fraternal twins? (sibling 4)
fraternal
fraternalConcordance
| Dataset | Variable | Valid | Invalid | Min | First Quartile | Median | Third Quartile | Max | Mean | StdDev |
|---|---|---|---|---|---|---|---|---|---|---|
| Wave I In-Home Interview Data | H1WS7D | 4 | 20,741 | 2 | 2 | |||||
| Wave II In-Home Interview | H2WS7D | 2 | 14,736 | 2 | 2 |