Table 6. Social and demographic characteristics of the hemodialysis patient population.
| Characteristic | 1967 | 1978 |
|---|---|---|
| Percent distribution | ||
| Sex | ||
| Male | 75.0 | 49.2 |
| Female | 25.0 | 50.8 |
| Race | ||
| White | 91.0 | 63.7 |
| Black | 7.0 | 34.9 |
| Other | 2.0 | 1.4 |
| Education | ||
| Junior high school or less | 10.0 | 28.7 |
| Some high school | 17.0 | 17.2 |
| High school graduate | 27.0 | 28.4 |
| Some college | 20.0 | 18.2 |
| College graduate | 12.0 | 5.7 |
| Postgraduate school | 13.0 | 1.8 |
| Unknown | 1.0 | 0.0 |
| Age | ||
| Under 25 years | 8.0 | 3.4 |
| 25-34 years | 24.0 | 10.0 |
| 35-44 years | 32.0 | 14.6 |
| 45-54 years | 27.0 | 25.8 |
| 55 years or over | 7.0 | 45.7 |
| Unknown | 2.0 | 0.5 |
| Marital status | ||
| Single | 16.0 | 13.0 |
| Married | 79.0 | 61.8 |
| Separated | 5.0 | 6.3 |
| Divorced | 7.4 | |
| Widowed | 11.5 | |
| Employment status | ||
| Employed | 41.7 | 18.4 |
| Unemployed | 38.3 | 17.7 |
| Disabled | 13.2 | 53.6 |
| Student | (1) | |
| Retired | 10.2 | |
| Other | 0.0 | 0.1 |
| Unknown | 6.8 | 0.0 |
1
Not coded.
Source: (Evans, Blagg, and Bryan, 1981).