Table 1. Formal definitions for different response classes.
Attrition | |
---|---|
Name | Definition |
Explicit Withdrawals | Actively withdrew from the study at any time following Time 1. |
Lost Respondents | Has not responded following Time 1, but not explicitly withdrawn |
Notes: These response classes refer only to response patterns over the first 4 waves (Time 1—Time 4) of the NZAVS. The Explicit Withdrawals response class excludes withdrawals due to death.