HARMONIZED DATA
| Label: | r12puffpos |
|---|---|
| Description: | r12puffpos:w12 r position for lung function peak flow test |
| Item type: | Constructed variable |
| Answer type: | Enumerated |
| Answer choices: | 1.standing ; 2.sitting ; 3.lying down ; .m:Missing ; .n:Not willing/able ; .s:Skipped |