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Volume 6, Number 4—August 2000

Dispatch

Dengue Epidemic in Southern Vietnam, 1998

Do Quang HaComments to Author , Nguyen Thi Kim Tien, Vu Thi Que Huong, Huynh Thi Kim Loan, and Cao Minh Thang
Author affiliations: Pasteur Institute, Ho Chi Minh City, Vietnam

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Table 2

Specimens positive for dengue virus, by province, 1998

Prov Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Total & rate (%)
Lam Dong 0*/10 3/10 3/20 (15)
Dong Nai 18/22 4/4 12/16 34/42 (80.95)
Br-V Tau 2/2 4/4 6/6 (100)
HCMC 9/38 35/82 6/23 20/48 14/21 38/54 78/117 71/79 40/83 63/162 24/54 16/66 414/827 (50.06)
Long An 0/38 16/24 6/7 2/3 24/72 (33.33)
Tien Giang 1/6 23/67 6/8 4/4 10/10 3/3 47/98 (47.96)
Ben Tre 9/14 25/32 16/21 12/26 3/3 65/96 (67.71)
Vinh Long 17/98 41/57 58/155 (37.42)
Tra Vinh 19/27 5/6 10/17 5/6 39/56 (69.64)
Dong Thap 3/5 1/3 1/5 3/4 8/17 (47.06)
Can Tho 2/3 1/2 11/17 14/22 (63.64)
Soc Trang 1/2 8/28 9/30 (30)
An Giang 28/118 25/101 45/138 51/117 72/116 55/68 62/86 88/114 50/88 37/60 26/38 3/4 542/1,048 (51.72)
Ca Mau 6/7 8/12 1/6 9/12 4/4 28/41 (68.29)
Bac Lieu 1/2 3/11 4/13 30.77
Kien Giang 1/17 0/5 0/7 11/13 0/1 0/1 12/44 (27.27)
Total 41/178 77/324 54/167 74/184 119/202 201/306 194/285 194/255 123/229 144/276 64/107 22/74 1,307/2,587 (50.52)

*Number of positive specimens/total number of sera tested by IgM capture enzyme-linked immunosorbent assay (Mac-ELISA)

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