Asthma Module (Adult)
| Questions and Risk Factor |
2001 |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 | 2008 |
| Q1: Have you ever been told by a doctor, nurse, or other health professional that you had asthma? | 2007-Q1 | 2008-Q1 | ||||||
| Q2: Do you still have asthma? | 2007-Q2 | 2008-Q2 | ||||||
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| R1: At risk for ever having asthma: Persons ever told that they had asthma among all participants |
2003-R1 |
2007-R1 |