Volume 17, Number 9—September 2011
Research
Increasing Incidence of Invasive Haemophilus influenzae Disease in Adults, Utah, USA
Table
Characteristics, by serotype, of 121 cases of invasive Haemophilus influenzae in adult patients, Utah, USA, 1998–2008
Characteristic | No. (%) samples |
||||||||
---|---|---|---|---|---|---|---|---|---|
Type a, n = 15 | Type b, n = 9 | Type c, n = 1 | Type d, n = 3 | Type e, n = 5 | Type f, n = 25 | Not typeable, n = 43 | Not typed, n = 20 | Total | |
Patient age, y | |||||||||
18–34 | 3 (20.0) | 0 | 1 | 0 | 0 | 1 (4.0) | 9 (20.9) | 3 (15.0) | 17 (14.0) |
35–49 | 3 (20.0) | 3 (33.3) | 0 | 0 | 0 | 1 (4.0) | 5 (11.6) | 1 (5.0) | 13 (10.7) |
50–64 | 4 (26.7) | 2 (22.2) | 0 | 1 | 1 | 6 (24.0) | 12 (27.9) | 3 (15.0) | 29 (23.9) |
>65 |
5 (33.3) |
4 (44.4) |
0 |
2 |
4 |
17 (68.0) |
17 (39.5) |
13 (65.0) |
62 (51.2) |
Patient sex, F |
8 (53.3) |
4 (44.4) |
1 |
0 |
3 |
17 (68.0) |
21 (48.8) |
10 (50.0) |
64 (52.8) |
Sample source | |||||||||
Cerebrospinal fluid | 1 (6.7) | 4 (44.4) | 1 | 0 | 0 | 4 (16.0) | 5 (11.6) | 0 | 15 (12.3) |
Blood | 14 (93.3) | 5 (55.6) | 0 | 3 | 5 | 21 (84.0) | 35 (81.3) | 18 (90.0) | 101 (83.5) |
Other |
0 |
0 |
0 |
0 |
0 |
0 |
3 (6.9) |
2 (10.0) |
5 (4.1) |
Patient death | 4 (26.7) | 2 (22.2) | 0 | 1 | 0 | 4 (16.0) | 10 (23.2) | 6 (30.0) | 27 (22.3) |