CDC Media Relations: Press Release

Press Release

West Nile Virus Update

As of 3:00 PM (MDT), August 30, 2002 these are the human case totals for 2002 that have been reported to CDC/Arbonet or compiled in direct communication with state or local health officials:

Total Laboratory Positive Human Cases

Alabama	13
Arkansas	3
Connecticut	1
District of Columbia	1
Florida	1
Georgia	6
Illinois	122
Indiana	10
Iowa	1
Kentucky	6
Louisiana	205
Maryland	2
Massachusetts	1
Michigan	21
Minnesota	2
Mississippi	104
Missouri	27
Nebraska	4
New York	5
North Dakota	3
Ohio	35
Oklahoma	2
South Carolina	1
South Dakota	5
Tennessee	5
Texas	43
Virginia	3
Wisconsin	6

Total human cases:	638
Total human fatalities: GA (2), IL (7), KY (1), LA (8), MI (2), MO (1), MS (3), NE (1), NY (1), OH (4), TX (1)	31

The following human data are derived from cases (N=556) that have been reported and verified to CDC/Arbonet. Arbonet is the national, electronic surveillance system established by CDC to assist states in tracking West Nile and other mosquito-borne viruses.

Demographic and onset data: the following data are available on 556 (99%) of 556 cases
Median age: 51 years (range: 9 months ?98 years)
Gender distribution: 297 (54%) are male
Number of cases by month of onset:
      June: 16
      July: 189
      August: 346

Fatalities (n=26):
      Median age: 76 years
      Gender distribution: 15 (58%) are male
      Age range: 48 ?94 years

Clinical Manifestations (n=556):
Meningo-encephalitis: 272
Fever: 80
Unknown: 204

As of 3:00 PM (MDT), August 30, 2002 these are the tallies for 2002 reported and verified to CDC/Arbonet:

Total number of states/districts reporting any West Nile virus activity, 2002: 41 states + DC

Avian

Total number of dead birds reported & verified, 2002: 5057
States/districts reporting dead birds, 2002:
Alabama, Arkansas, Colorado, Connecticut, DC, Delaware, Florida, Georgia, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Nebraska, New Hampshire, New Jersey, New York, North Carolina, North Dakota, Ohio, Oklahoma, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Vermont, Virginia, West Virginia, Wisconsin, Wyoming

Veterinary

Total number of veterinary cases (all equine) reported & verified: 998
States/districts reporting veterinary cases (# cases verified):
Alabama (9), Arkansas (10), Colorado (20), Florida (51), Georgia (2), Iowa (26), Illinois (61), Indiana (56), Kansas (34), Kentucky (56), Louisiana (6), Minnesota (7), Mississippi (76), Montana (1), Nebraska (46), New Mexico (1), New York (3), North Dakota (175), Ohio (2), Oklahoma (1), Pennsylvania (2), South Dakota (177), Tennessee (1), Texas (159), Vermont (1), Virginia (2), Wyoming (13)

Mosquito Pools

Total number of mosquito pools reported & verified as positive: 1808
States/districts reporting positive mosquito pools:
Alabama, Connecticut, DC, Georgia, Illinois, Indiana, Kentucky, Maryland, Massachusetts, Mississippi, Nebraska, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, South Dakota, Texas, Virginia
Mosquito species pools reported positive:
Aedes sp., Aedes albopictus, Aedes aegypti, Aedes vexans, Anopheles sp., Anopheles punctipennis, Anopheles quadrimaculatus, Coquillettidia perturbans, Culiseta inornata, Cx. sp., Cx. erraticus, Cx. pipiens, Cx. pipiens-restuans, Cx. quinquefasciatus, Cx. restuans, Cx. salinarius, Cx. tarsalis, Ochlerotatus cantator, Ochlerotatus japonicus, Ochlerotatus sollicitans, Ochlerotatus triseriatus, Ochlerotatus trivittatus, Psorophora ciliata, Psorophora columbia

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