Value | Category |
---|---|
1 | Other (specify) |
2 | Cotton |
3 | Silk |
4 | Paper |
5 | Surgical mask -- non-woven fabric |
6 | N95 - approved medical material |
7 | Don't know |
8 | Refused to answer |
9 | Outlier set to missing |
10 | Inconsistency set to missing |
11 | Not applicable |