SNDAYS
Number of days having any episodes of stuffy, blocked, itchy, and runny nose, past 2 weeks
SNDAYS is a 2-digit numeric variable with no implied decimals.
0: Not in universe
99: Unknown
For sample persons aged 18 and older who worked at a civilian job in the past 2 weeks and who reported having any episodes of stuffy, blocked, itchy, or runny nose during that time, SNDAYS reports the number of days that the person had the mentioned nose conditions in the past 2 weeks.
This variable was included in the 1988 Occupational Health supplement.