PERTUSSIS (Whooping cough) - Reported case rates by year, United States, 1955-1980 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 The incidence rate of reported pertussis cases remains relatively stable. The age distribution of pertussis cases continues to show a preponderance of reported cases in the group <1 year of age. Fifty-six percent of the cases for which age was reported were in this age group. PLAGUE - Reported cases in humans by year, United States, 1955-1980 کے 1955 '56 '57 '58 '59 '60 '61 '62 '63 '64 '65 '66 '67 '68 '69 '70 '71 '72 '73 '74 '75 '76 '77 '78 '79 '80 PLAGUE - Reported cases in humans by state and by age, United States, 1960-1980 Five deaths occurred among the 18 reported cases of plague in 1980. Thirteen cases were acquired in New Mexico. |