| Disease | Family Class | Family Type | Family Count |
| Cerebrovascular Disease | | case-spouse | 1 |
| | MORE THAN ONE AFFECTED | concordant sib pair | 96 |
| | | control family with at least 3 members, no proband | 3 |
| | | extended family | 6 |
| | | family pair other than sibs or parent-child | 16 |
| | | family with at least 3 members, including 1 proband, not a trio | 315 |
| | | identical twins, concordant | 4 |
| | | identical twins, concordant, plus additional family member(s) | 2 |
| | | identical twins, discordant, plus additional family member(s) | 3 |
| | | parent(s) and child(ren) | 3 |
| | | parent/child | 1 |
| | | parent/child concordant pair | 131 |
| | | siblings | 17 |
| | | spouses | 1 |
| | | trio | 6 |
| | ONE AFFECTED | case-spouse | 116 |
| | | discordant sib pair | 19 |
| | | extended family | 1 |
| | | family pair other than sibs or parent-child | 4 |
| | | family with at least 3 members, including 1 proband, not a trio | 67 |
| | | parent/child concordant pair | 2 |
| | | parent/child discordant pair | 8 |
| | | siblings | 9 |
| | | trio | 1 |
| | ZERO AFFECTED | spouses | 6 |