Study Ryff & Keyes (1995): study US 1990
- 25+ aged, USA, 199?
- N = 1108
- Non Response
- Interview: Computer Assisted Telephone Interview (CATI)
- Authors's Label
- Environmental mastery
- Our Classification
- Self report on 3 items rated on a 6-point scale ranging from completely disagree to completely agree.
-High scorers: have a sense of mastery and competence in managing the environment; control complex array of external activities; make effective use of surrounding opportunities; able to choose or create contexts suitable to personal needs and values.
-Low scorers: have difficulty managing everyday affairs; feel unable to change or improve surrounding context; are unaware of surrounding opportunities; lack sense of control over external world.