Rates* and Case Fatality Percents of Invasive Meningococcal Disease by Age Group:
Denver Metropolitan Area^ and Colorado, 2010

AGE GROUP (years) Cases Deaths
EIP^ No. (EIP Rate*) State No. (State rate*) State No. (% of cases)
<=1 2 (2.9) 5 (3.7) 0 .
2-4 . . . . 0 .
5-14 2 (0.6) 2 (0.3) 0 .
15-24 3 (1.0) 7 (1.0) 3 (42.9)
25-34 . . 3 (0.4) 2 (66.7)
35-49 1 (0.2) 1 (0.1) 0 .
50-64 . . 2 (0.2) 1 (50.0)
65+ . . 2 (0.4) 0 .
Total 8 (0.3) 22 (0.4) 6 (27.3)

*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^, 2010

COUNTY OF RESIDENCE Cases
No. (Rate*)
ADAMS . .
ARAPAHOE 1 (0.2)
DENVER 3 (0.5)
DOUGLAS 1 (0.3)
JEFFERSON 3 (0.6)

*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^, 2010

SITE OF ISOLATION No.* (% of cases)
Blood 7 (87.5)
CSF 3 (37.5)
Joint 1 (12.5)

*NM was isolated from one site in 5 cases and multiple sites in 3 cases (Total cases=8)
NM was isolated only from blood in 4 cases (50%)
^Emerging Infections Program area: Adams, Arapahoe, Denver, Douglas, and Jefferson counties

 


Clinical Syndromes Associated with Invasive Meningococcal Disease:
Denver Metropolitan Area^, 2010

CLINICAL SYNDROME No.* (% of cases)
Meningitis 5 (62.5)
Bacteremia only 1 (12.5)
Bacteremic pneumonia 1 (12.5)
Abscess 1 (12.5)
Septic arthritis 1 (12.5)
Osteomyelitis 1 (12.5)

*Some cases may have more than one syndrome (Total cases=8)
^Emerging Infections Program area: Adams, Arapahoe, Denver, Douglas, and Jefferson counties

 


Underlying Conditions Associated with Invasive Meningococcal Disease:
Denver Metropolitan Area^, 2010

UNDERLYING CONDITION No.* (% of cases)
Immunosuppressive Therapy 2 (25.0)
Asthma 1 (12.5)
Systemic Lupus Erythematosus 1 (12.5)
Diabetes 1 (12.5)
Other malignancy 1 (12.5)

*2 case had more than one underlying condition
5 (62.5%) had no underlying conditions; 0 cases were unknown (Total cases=8)
^Emerging Infections Program area: Adams, Arapahoe, Denver, Douglas, and Jefferson counties

 


Invasive Meningococcal Disease Serogroups:
Colorado, 2010

Serogroup No.* (% of isolates)
B 2 (9.0)
C 9 (40.9)
Y 9 (40.9)
W135 1 (4.5)
Not Groupable 1 (4.5)
Total 22 (100.0)

*Based upon CDPHE Lab testing of 22 isolates (Total cases=22)