What Is Whooping Cough?
3. Demographics and Ocurrences
The worldwide incidence of whooping cough per year is roughly 48.5 million cases. Whooping cough used to be far more common than it is now, but vaccination programs have made the number of cases plummet. The disease is more prevalent in parts of the world where vaccination programs are not easily available.
Whooping cough is usually associated with infants, especially those under 1 year of age. Cases of pertussis among children younger than 6 months account for 10-15% of all cases of whooping cough. Furthermore, more than 90 percent of all deaths occur in this age group. It can, and does, however, arise in people of any age. Recently, cases in person’s aged 10 years or older have increased.
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