HARMONIZED DATA
| Label: | s4puffpos |
|---|---|
| Description: | s4puffpos:w4 s position for lung function peak flow test |
| Item type: | Constructed variable |
| Answer type: | Enumerated |
| Answer choices: | 1.standing ; 2.sitting ; .m:Missing ; .n:not willing/able ; .s:skipped ; .u:Unmar ; .v:SP NR |