§ Mr. Viantasked the Minister of Health what is the attack rate of paralytic poliomyelitis per 100,000 of the population aged over 20 years; and what is the death rate of paralytic poliomyelitis in that age class.
§ Mr. Walker-SmithSeparate figures related to age 20 are not available. For ages 15 and over the attack rate in England and Wales in 1957 was 3.1 per 100,000 and for ages 25 and over 2.7 per 100,000; death rates were 0.3 in each case.
§ Mr. Viantasked the Minister of Health how many children per 100,000 of the population under 15 years of age contracted paralytic poliomyelitis in each of the years 1950 to 1957.
§ Mr. Walker-Smith39.4, 10.1, 18.7, 19.3, 9.4, 25.0, 11.1 and 20.3, respectively.