HARMONIZED DATA
| Label: | s4yr |
|---|---|
| Description: | s4yr:w4 cognition date naming-year |
| Item type: | Constructed variable |
| Answer type: | Enumerated |
| Answer choices: | 0.incorrect ; 1.correct ; .n=cog not asked (re-iw/ lt 65) ; .s=proxy iw ; .u=unmarried ; .v=spouse nr ; .x=nr or proxy all iw |