Instrument Variable Name: PTIRED4C
*Read if necessary.
Is your tiredness the result of any of the following? Please say yes or no to each.
...A physical or health-related problem?
9 Don't know
UniverseText: Sample adults 18+ who felt very tired or exhausted some days, most days, every day, or refused or don't know how often they felt very tired or exhausted in the past 3 months