Codes and Frequencies
An 'X' indicates the category is available for that sample
| Code | Label |
91
|
88
|
|---|---|---|---|
| 0 | NIU | X | X |
| 1 | No | X | X |
| 2 | Yes | X | X |
| 8 | Unknown-not ascertained | X | · |
| 9 | Unknown-don't know or refused | X | X |
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Description
This variable describes if the respondent had asthma in past 12 months.
Please refer to the Comparability section for more information on changes in the universe of this variable.
Related Variables
For a full list of variable related to asthma, see the "Asthma" link under the "Conditions" tab, under the "Persons" variables tab on the IPUMS NHIS website.
Universe
- 1988: Sample persons aged 18+ who have ever worked.
- 1991: Sample persons aged 18+.
Availability
- 1988, 1991
Weights
- 1991 : SAMPWEIGHT
- 1988 : SUPP2WT
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