Volume 11, Number 9—September 2005
Research
Dengue Virus Type 3, Brazil, 2002
Table 1
Monthly distribution of suspected dengue cases investigated January–July, 2002, State of Rio de Janeiro*
Month | Virus isolation positive/studied (%) | RT-PCR positive/studied (%) | Serotype detected | MAC-ELISA positive/studied (%) | IgG-ELISA positive/studied (%) | Confirmed cases/studied cases (%) | Deaths positive/studied (%) |
---|---|---|---|---|---|---|---|
January | 114/360 | 47/93 | 2 DENV-1; 1 DENV-2; 135 DENV-3 | 203/373 | 61/67 | 308/525 | 6/8 |
February | 61/315 | 49/89 | 103 DENV-3 | 212/356 | 29/41 | 279/504 | 15/20 |
March | 55/173 | 28/69 | 72 DENV-3 | 123/220 | 15/29 | 187/375 | 15/23 |
April | 3/45 | 5/18 | 7 DENV-3 | 38/71 | 3/8 | 49/97 | 4/8 |
May | 2/22 | 0/7 | 2 DENV-3 | 4/26 | ND | 6/38 | 0/1 |
June | 2/6 | 0/6 | 2 DENV-3 | 0/9 | 0/2 | 2/11 | 0/2 |
July | 0/6 | ND | 0 | 0/5 | 0/1 | 0/9 | 0 |
Total | 237/927 (25.6) | 129/282 (45.7) | 2 DENV-1; 1 DENV-2; 321 DENV-3 | 580/1,060 (54.7) | 108/148 (73.0) | 831/1,559 (53.3) | 40/62 (64.5) |
*RT-PCR, reverse transcriptase–polymerase chain reaction; MAC-ELISA, immunoglobulin M antigen capture enzyme-linked immunosorbent assay; IgG, immunoglobulin G; DENV, dengue virus; ND, not done.