In Missouri, as of March 31, there have been137 confirmed and probable pertussis cases reported, according to the Daviess County Health Department.
This represents a 67% increase above the five year median of 82 cases. The eastern district of Missouri reported 88 of the 137 cases, with St. Louis County reporting 57 pertussis cases. Eighty-three cases were reported statewide in the two to 14 year age-group.
Antibiotics shorten the time a