Happiness measure, code: O-QOL-u-sq-v-7-b

Selfreport on single question:

Altogether, how do you value the quality of your life?
1 very bad
2 bad
3 rather bad
4 neither bad not good
5 rather good
6 good
7 very good
Focus, O-QOL Overall: QualityOfLife
Time frame, u time unspecified
Mode, sq 1 question
Scale type, v verbal scale Range = 7
Used in studies