Table 1. Characteristics of families.
| Family members and characteristic | Proband no. (%) | Mean age (years) of proband | Spouse no. (%) | Mean age (years) of spouse |
|---|---|---|---|---|
| Families | 740 | 740 | ||
| All relatives | 3112 | 3034 | ||
| Male relatives | 1736 (100.0) | 1676 (100.0) | ||
| Living | 774 (45.0) | 50.0 | 818 (49.0) | 47.3 |
| Dead | 962 (55.0) | 43.9 | 858 (51.0) | 50.4 |
| Female relatives | 1376 (100.0) | 1358 (100.0) | ||
| Living | 490 (36.0) | 47.7 | 590 (43.0) | 51.0 |
| Dead | 886 (64.0) | 41.7 | 768 (57.0) | 57.0 |
| Parents | 1480 (100.0) | 1480 (100.0) | ||
| Livinga | 130 (9.0) | 67.8 | 202 (14.0) | 68.0 |
| Dead | 1350 (91.0) | 59.5 | 1278 (86.0) | 60.1 |
| Siblings | 1632 (100.0) | 1554 (100.0) | ||
| Living | 1134 (70.0) | 45.1 | 1206 (78.0) | 45.4 |
| Dead | 498 (30.0) | 42.8 | 348 (22.0) | 49.6 |
a
P<0.01, between proportion of relatives in proband and spouse groups who were parents.