Visuel comfort scale: Satisfaction and experience of the lighting conditions. Participant self-assessment. Mean value from the last week.
Sleep diary: Sleep onset and offset, naps, sleep quality, and awakening. Participant self-assessment. Mean value from the last week.
Room occupancy diary: A diary to enter hours spent in the room during the day to estimate the time the participant is exposed to the lighting condition. Mean value from the last week.
The use of curtains: A qualitative questionnaire showing when and why the participant uses the curtains in the room.