Human West Nile Virus Infections: Colorado, 2011
Updated January 30, 2012

  New cases Clinical diagnosis Total cases Total deaths
Fever Meningitis Encephalitis
County of Residence . . 1 . 1 .
Archuleta
Boulder . 1 . 1 2 .
Delta . 1 . . 1 .
Denver . 1 . . 1 .
La Plata . 1 . . 1 .
Larimer . 1 . . 1 .
COLORADO . 5 1 1 7 .

Counties not listed have no verified human cases of WNV
 



Clinical Diagnosis Associated with Human West Nile Virus Infections: Colorado, 2011

  % of cases
TYPE of WEST NILE INFECTION 71.4
Fever
Meningitis 14.3
Encephalitis 14.3
Total 100.0

 
 
 



Cases of West Nile Virus by Age Group & Gender: Colorado, 2011

  GENDER Total
Male Female
AGE GROUP 0 0 0
0-9
10-19 0 0 0
20-29 0 0 0
30-39 1 1 2
40-49 0 1 1
50-59 0 0 0
60-69 1 1 2
70-79 2 0 2
80+ 0 0 0
Total 4 3 7

 



Analysis of West Nile Virus Cases by Age

  Age
N Mean Median Min Max
TYPE of WEST NILE INFECTION 5 57.2 63.0 32 72
Fever
Meningitis 1 33.0 33.0 33 33
Encephalitis 1 68.0 68.0 68 68
Overall 7 55.3 63.0 32 72

The Mean or Average is the sum of all ages, divided by the total number cases
The Median is the AGE in which half the cases are higher in AGE and half the cases are lower in AGE
An age of 0 represents a child less than 1 year of age