I will now ask you some questions about how you felt yesterday overall.
Looking at the whole day (morning, afternoon, AND evening), please tell me whether you had these feelings for much of the day. Please just answer “yes” or “no”.
Literal question
Did you feel …sleepiness…?
Categories
Value
Category
Cases
1
yes
137
11.7%
2
no
1032
88.3%
Sysmiss
1
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.
