Table 3 Immune response characterization of DENV-4 cases occurred in Rio de Janeiro from 2011 to 2013
Type of infection (%)/Year | 2011 (nĀ =Ā 11) | 2012 (nĀ =Ā 397) | 2013 (nĀ =Ā 100) | Total (%) (nĀ =Ā 508) |
|---|---|---|---|---|
Primary | 3 (27.3) | 198 (49.9) | 58 (58.0) | 259 (51.0) |
Secondary | 8 (72.7) | 199 (50.1) | 42 (42.0) | 249 (49.0) |