DIABEYE1 // When was the last time a they took a photo of the back of your eye?| dataset | brfss2022 · Behavioral Risk Factor Surveillance System 2022 |
| type | categorical |
| role | |
| data file | |
| keywords |
| code | meaning |
|---|---|
1 | Within the past month (anytime less than 1 month ago) |
2 | Within the past year (1 month but less than 12 months ago) |
3 | Within the past 2 years (1 year but less than 2 years ago) |
4 | 2 or more years ago |
8 | Never |