activity_index
When subjects complete multiple activities (e.g., a cognitive test followed by a questionnaire), this variable indicates the order of each activity (i.e., the first activity completed by the subject has activity_index = 1, the second session has activity_index = 2; even if the second activity is an exact repetition of the first one.
info
Part of the Context category of the Response table in the trial schema.
Details
| Property | Value |
|---|---|
| Type | index |
| Requirement | optional |
| Range | 1-based index of activity within the subject-level data. |
| Categories | Context |
Notes
- See
Studyflowtable for more details.