Description: Used to indicate how often a participant used a sleep-tracking device during the past month
This is a flat (unstructured) list which uses integers to represent categories or special values.
| Coding can be downloaded here as a tab-separated file. |
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| Coding | Meaning |
|---|---|
| -3 | Prefer not to answer |
| 1 | Daily |
| 2 | More than once a week |
| 3 | 3-4 times |
| 4 | 1-2 times |
| 5 | Have a sleep-tracking device but did not use it in last month |
| 6 | Do not have a sleep-tracking device |
| Field ID | Description | Category |
|---|---|---|
| 32117 | Used a sleep-tracking device during the past month | Lifestyle routines |
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