Study Andrews & Withey (1976): study US 1973 /1
- 18+ aged, general public, USA, 1973/7
- N = 222
- Non Response
Using highly structured questionnaires.
- Authors's Label
- Satisfaction with amount of sleep
- Our Classification
- Closed question: "How do you feel about the sleep you get?"
Rated on a 7-point scale: terrible/ unhappy/ mostly dissatisfied/ mixed/ mostly satisfied/ pleased/ delighted