| Selfreport on single question: I am happy most of the time 1 true 0 false | |
| Classification | |
| Focus, M-TH | Mixed: Time Happy |
| Time frame, g | generally |
| Mode, sq | 1 question |
| Scale type, v | verbal scale Range = 2 |
| Used in studies | |
| Reference | Forti & Huyg (1983): study US Louisiana 1977 |
| Title | A Documented Evaluation of Primary Prevention through Consultation. |
| Public | Catholic nuns, re-organized cloister, followed 4 years, Louisiana, USA, 1977-1981 |