Volume 12, Number 10—October 2006
Dispatch
Chikungunya Outbreaks Caused by African Genotype, India
Prasanna Yergolkar*, Babasaheb Tandale*, Vidya Arankalle*, Padmakar S. Sathe*, Swati Gandhe*, Mangesh Gokhle*, George Jacob*, Supriya Hundekar*, Akhilesh Mishra*
, and Sudeep A.B.
, and Sudeep A.B.
Table 2
Results of serologic testing and virus isolation, India, October 2005–March 2006*
| State |
|||
|---|---|---|---|
| Karnataka | Maharashtra | Andhra Pradesh | |
| No. blood samples | 900 | 473 | 565 |
| Anti-CHIKV IgM, n/N (%) | 303/900 (33.7) | 169/473 (35.7) | 251/565 (44.4) |
| Anti-dengue IgM, n/N (%) | 19/191 (9.9) | 23/473 (4.9) | 3/325 (0.9) |
| Anti-CHIKV and anti-dengue IgM, n/N (%) | 1/191 (0.5) | 2/473 (0.4) | 14/325 (4.3) |
| CHIKV, human serum, n | 83 | 9 | 20 |
| CHIKV, Aedes aegypti, n | 4 | 11 | 8 |
*CHIKV, chikungunya virus; IgM, immunoglobulin M.
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