How many people get Invasive group A Streptococcal disease?
Incidence (annual) of Invasive group A Streptococcal disease: 2,382 annual cases notified in USA 1999 (MMWR 1999); 1.95 per 100,000 in Canada 20001 Incidence Rate of Invasive group A Streptococcal disease: approx 1 in 114,189 or 0.00% or 2,382 people in USA [about data] Prevalance of Invasive group A Streptococcal disease: About 9,400 cases of invasive GAS disease occurred in the United States in 1999. Of these, about 300 were STSS and 600 were necrotizing fasciitis. In contrast, there are several million cases of strep throat and impetigo each year. 2 … Approximately 8,800 annual cases of invasive disease (3.2/100,000 population) occurred in 2000; approximately 4% were STSS and 6% were NF.
