Rates* and Case Fatality Percents of Invasive Meningococcal Disease by Age Group:
Denver Metropolitan Area^ and Colorado, 2011

AGE GROUP (years) Cases Deaths
EIP^ No. (EIP Rate*) State No. (State rate*) State No. (% of cases)
<=1 2 (2.9) 3 (2.3) 0 .
2-4 . . . . 0 .
5-14 . . . . 0 .
15-24 . . 1 (0.1) 0 .
25-34 . . 1 (0.1) 0 .
35-49 . . . . 0 .
50-64 . . . . 0 .
65+ 2 (0.8) 4 (0.7) 0 .
Total 4 (0.2) 9 (0.2) 0 .

*Rates are per 100,000 population and based upon 2011-based population estimates, State Demography Office - DOLA
^Emerging Infections Program area: Adams, Arapahoe, Denver, Douglas, and Jefferson counties

 


Rates of Invasive Meningococcal Disease by County:
Denver Metropolitan Area^, 2011

COUNTY OF RESIDENCE Cases
No. (Rate*)
ADAMS 2 (0.4)
ARAPAHOE . .
DENVER 2 (0.3)
DOUGLAS . .
JEFFERSON . .

*Rates are per 100,000 population and based upon 2011-based population estimates, State Demography Office - DOLA
^Emerging Infections Program area: Adams, Arapahoe, Denver, Douglas, and Jefferson counties

 


Sterile Sites from which Neisseria meningitidis was Isolated:
Denver Metropolitan Area^, 2011

SITE OF ISOLATION No.* (% of cases)
CSF 3 (75.0)
Blood 2 (50.0)

*NM was isolated from one site in 3 cas and multiple sites in 1 case (Total cases=4)
NM was isolated only from blood in 1 case (25%)
^Emerging Infections Program area: Adams, Arapahoe, Denver, Douglas, and Jefferson counties

 


Clinical Syndromes Associated with Invasive Meningococcal Disease:
Denver Metropolitan Area^, 2011

CLINICAL SYNDROME No.* (% of cases)
Meningitis 3 (75.0)
Bacteremic pneumonia 1 (25.0)

*Some cases may have more than one syndrome (Total cases=4)
^Emerging Infections Program area: Adams, Arapahoe, Denver, Douglas, and Jefferson counties

 


Underlying Conditions Associated with Invasive Meningococcal Disease:
Denver Metropolitan Area^, 2011

UNDERLYING CONDITION No.* (% of cases)
Current Smoker 2 (50.0)
Emphysema/COPD 1 (25.0)
Diabetes 1 (25.0)
Other malignancy 1 (25.0)

*2 cases had more than one underlying condition
2 (50%) had no underlying conditions; 0 cases were unknown (Total cases=4)
^Emerging Infections Program area: Adams, Arapahoe, Denver, Douglas, and Jefferson counties

 


Invasive Meningococcal Disease Serogroups:
Colorado, 2011

Serogroup No.* (% of isolates)
B 4 (44.4)
Y 5 (55.5)
Total 9 (100.0)

*Based upon CDPHE Lab testing of 9 isolates (Total cases=9)