HARMONIZED DATA
| Label: | s4ncatrct |
|---|---|
| Description: | s4ncatrct:w4 S number eyes cataract surg this wave |
| Item type: | Constructed variable |
| Answer type: | Enumerated |
| Answer choices: | 1.one eye only ; 2.both eyes ; .b:blind ; .u:Unmar ; .v:SP NR ; .x:no cataract surgery |