Characteristic | No. (%) of patients | |
---|---|---|
IgM-positive or IgG-positive n = 59 | IgM-positive n = 50 | |
Age, yr | ||
≤ 19 | 7 (12) | 5 (10) |
20-39 | 21 (36) | 18 (36) |
40-59 | 17 (29) | 14 (28) |
≥ 60 | 14 (24) | 13 (26) |
Male sex | 40 (68) | 34 68) |
Area of residence | ||
Brome Lake | 11 (19) | 9 (18) |
Bedford | 8 (14) | 8 (16) |
Cowansville | 16 (27) | 12 (24) |
Bromont | 19 (32) | 18 (36) |
Farnham | 2 (3) | 1 (2) |
Other | 3 (5) | 2 (4) |
Year of serologic testing | ||
2012 | 3 (5) | 2 (4) |
2013 | 19 (32) | 18 (36) |
2014 | 19 (32) | 17 (34) |
2015 | 18 (30) | 13 (26) |