The Prevalence of Familial Multiple Sclerosis in Saskatoon, Saskatchewan

Table 2

Frequency and relationships of male and female close (1st, 2nd, and 3rd degree relatives) and distant (2nd and 3rd cousins ) affected relatives and recurrent risks of 1st degree relatives.

	Male	Female	Total	Recurrence	Risks	Percentage
Brother		7	7	Brothers	7/269	2.6
Sister	1	5	6	Sisters	6/276	2.2
Son	3	3	6	Mother/son	3/138	2.2
Daughter		7	7	Mother/daughter	7/127	5.5
Paternal grand father		1	1	Father/daughter	—	—
Paternal uncle		1	1	Father/son	3/138	2.2
Maternal aunt	1	1	2	Siblings	13/265	4.9
Paternal aunt		3	3
Maternal niece		2	2
Paternal niece	1	2	3
Maternal nephew		2	2
Paternal nephew		1	1
paternal 1st cousin	3	5	8
2nd cousin		15	15
3rd cousin		1	1
maternal 1st cousin	5	7	12
2nd cousin	1	6	7
3rd cousin		2	2
Total	15	71	86