Incidence Statistics for Types of Group A Streptococcal Infections
The information below shows a list of types of Group A Streptococcal Infections,
with information as to the annual incidence of each of these types of Group A Streptococcal Infections.
Estimates of the people affected each year are calculated based on the available statistics.
Incidence Statistics for Types of Group A Streptococcal Infections
Disease | Incidence Estimate | US people estimate | Statistic Used for Calculation |
| Invasive Group A Streptococcal disease |
approx 1 in 114,189 or 0.00% or 2,382 people in USA |
2,382 |
2,382 annual cases notified in USA 1999 (MMWR 1999); 1.95 per 100,000 in Canada 20001
|
| necrotizing fasciitis |
approx 1 in 453,333 or 0.00% or 600 people in USA |
599 |
600 cases (DBMD)
|
| Streptococcal Toxic Shock Syndrome |
approx 1 in 4,459,016 or 0.00% or 61 people in USA |
61 |
61 annual cases notified in USA 1999 (MMWR 1999)
|
| rheumatic fever |
approx 1 in 83 or 1.20% or 3.3 million people in USA |
3,264,000 |
12 per 1000 (NHIS95)
|
| post-streptococcal glomerulonephritis |
N/A |
N/A |
No information
|
Incidence Statistics for Group A Streptococcal Infections
Incidence of Group A Streptococcal Infections:
3.2 cases per 100,000 (DBMD)
Incidence Rate:
approx 1 in 31,249 or 0.00% or 8,704 people in USA [
about data]
Types of Group A Streptococcal Infections
For more information about types of Group A Streptococcal Infections,
refer to our section on types of Group A Streptococcal Infections.
About incidence:
The medical term 'incidence' of Group A Streptococcal Infections usually refers
to the annual diagnosis rate of new cases of Group A Streptococcal Infections.
Prevalence is a different medical disease measure that refers
to the estimated population
of people who are managing Group A Streptococcal Infections at any given time (e.g. prevalence includes people who have had
a medical condition for a long time).
For more information on prevalence and incidence statistics, see about prevalence and incidence statistics.
