Study Graney (1975): study US 1967
- 62-89 aged females, followed 4 years, USA, 1967-71
- N = 44
- Non Response
- 27%; 24% unattainable, 3% incomplete.
- Authors's Label
- Our Classification
- Number of hours devoted to reading books, newspapers and magazines: less than 1/1 to 3/more than 3 hours daily.
Assessed at T2.