Codes and Frequencies
An 'X' indicates the category is available for that sample
Code | Label |
18
|
13
|
08
|
03
|
---|---|---|---|---|---|
0 | NIU | X | X | X | X |
1 | No | X | X | X | X |
2 | Yes | X | X | X | X |
7 | Unknown--refused | · | X | · | X |
8 | Unknown--not ascertained | · | · | · | · |
9 | Unknown--don't know | X | X | X | X |
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Description
For sample adults and sample children who still have asthma (ASTHMASTIL) or who had an asthma episode/attack in the past 12 months (ASTHATAKYR), ASTHPEAK indicates whether a health professional had taught them (or, for sample children, their parent or guardian) how to monitor peak flow for daily therapy.
For a full list of asthma-related variables currently in the IPUMS NHIS, see
ASTHMAEV.
Universe
- 2003; 2008; 2013; 2018: Sample adults age 18+ and sample children under age 18 who still have asthma or who had an asthma episode in the past 12 months.
Availability
- 2003, 2008, 2013, 2018

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Weights
- 2003, 2008, 2013, 2018 : SAMPWEIGHT