Volume 18, Number 8—August 2012
Dispatch
Capsular Switching in Invasive Neisseria meningitidis, Brazil1
Table 1
Characteristics of patients with confirmed serogroup B:4 and serogroup C:4 meningococcal disease, Rio de Janeiro, Brazil, 2000–2009
Characteristic | No. (%) serogroup B:4, n = 179 | No. (%) serogroup C:4, n = 30 | p value |
---|---|---|---|
Female sex | 93 (52.0) | 20(66.7) | 0.14 |
Age group, y | 0.046* | ||
<1 |
27 (15.1) | 1 (3.3) | |
1–4 |
50 (27.9) | 7 (23.3) | |
5–14 |
56 (31.3) | 15(50.0) | |
15–24 |
24 (13.4) | 4 (13.4) | |
25–64 |
22 (12.3) | 3 (10.0) | |
Deceased | 30 (16.8) | 7(23.3) | 0.38 |
Clinical features | 0.11† | ||
Septicemia without meningitis |
22 (12.3) | 7(23.3) | |
Meningitis + septicemia |
93 (51.9) | 12(40.0) | |
Meningitis only |
64 (35.8) | 11(36.7) |
*p value for comparison of 5–14 y versus all other age groups combined.
†p value for comparison of septicemia without meningitis versus other clinical syndromes combined.
1This study was presented in part at the 17th International Pathogenic Neisseria Conference, September 11–16, 2010, Banff, Alberta, Canada.