Experts say donít ignore shots

July 29, 2006
by Jan Jarvis
Ft. Worth Star-Telegram

Tracking immunizations Smallpox: Vaccine introduced in 1798. Last case reported in U.S. was in 1949. Routine vaccination ended in 1971. In 1980, scientists declared smallpox eradicated worldwide. Polio: Injectable vaccine introduced in 1955; oral in 1962. Before vaccine, 50,000 U.S. cases annually. Measles: Vaccine introduced in 1964. Before 1963, more than 3 million cases and 500 deaths annually.1 in 5 required hospitalization. In 2002, 44 cases. Pertussis: Vaccine introduced in 1926. By 1976, declined to 1,010 cases. In 2003, more than 10,000 cases. Diphtheria: Vaccine introduced in 1923. Before vaccine, 100,000 to 200,000 cases and 13,000 deaths each year. In 2002, one case. Hepatitis B: Vaccine introduced in 1981. Before vaccine, about 12.5 million Americans infected. Since vaccine, infections have declined from about 450,000 in the 1980s to 7,996 in 2002. Mumps: Vaccine introduced in 1967.Before vaccine, 200,000 cases per year. Epidemic in 1987, with 12,848 cases. Second dose added. Cases now number in the hundreds. SOURCES: Trust for Americaís Health and Every Child By Two

View the full story (some sites require registration)