Sociodemographic trends in the study area (Motala) and control area (Mjölby) over the registration periods
| Population characteristics (%) | ||||
|---|---|---|---|---|
| Study area | Control area | |||
| 1984 (n=41 400) | 1989 (n=41 700) | 1984 (n=25 900) | 1989 (n=26 100) | |
| *Percentage of national mean. | ||||
| Urban residents | 82 | 82 | 79 | 81 |
| Gainfully employed | 49 | 50 | 49 | 51 |
| Average income* | 93 | 93 | 93 | 93 |