Level of activity (time, duration, type)
Social support system (social context, Location)
Perception of everyday life / inner perspective (perceived difficulty in performance, emotional condition, rating of the day)

Note:
According to the design, construct names for Time 1 have the prefix q1,
names for Time 3 have the prefix q3, and names for Time 4 have the prefix q4.

Constructs	Construct names Time 1	Construct names Time 3	Construct names Time 4
Length of waking day (in minutes)
	q1td	+	+
Activities
1.	q1aksum	+	+
	frequency (number of all activities of the day)
2.	q1ak2sum	+	+
	all activities of the day (except waking up and falling asleep)
3.	q1vbsum	+	+
	number of different activities (type of activity 1-44)