HARMONIZED DATA
| Label: | s11ncatrct |
|---|---|
| Description: | s11ncatrct:w11 s number eyes cataract surg this wave |
| Item type: | Constructed variable |
| Answer type: | Enumerated |
| Answer choices: | 1.one eye only ; 2.both eyes ; .a:not asked-age ; .b:both eyes in prev wave ; .d:DK ; .m:Missing ; .u:not coupled ; .v:SP NR ; .x:no cataract surgery |