Happiness measure, code: O-QOL-u-sq-n-101-c

Selfreport on single question;

What number would you give for how you have been feeling about your life as a whole?
0 as bad as things could be
100 as good as things could be
Focus, O-QOL Overall: QualityOfLife
Time frame, u time unspecified
Mode, sq 1 question
Scale type, n numeric scale Range = 101
Used in studies