HARMONIZED DATA
| Label: | s9sbreath |
|---|---|
| Description: | s9sbreath:w9 frequency s short of breath |
| Item type: | Constructed variable |
| Answer type: | Enumerated |
| Answer choices: | 1.often ; 2.sometimes ; 3.rarely ; 4.never ; .m:Missing ; .r:Refuse ; .s:skipped ; .u:not coupled ; .v:SP NR |