asked the Minister of Health whether he will give further information regarding the impact of Salk vaccine upon paralytic poliomyelitis in the years 1958 and 1959 by stating the number of children, aged 15 years and under, who received the first injection, the percentage of these who returned for a second injection, and the percentage of the latter who returned for a third injection.
§ Miss Pitt
By the end of 1958, 7,083,000 children had received at least one injection and 96 per cent. of these had at that date also received their second injection. By the end of 1959, the corresponding figures were 9,580,000 and over 99 per cent.
Figures of third injections are not available for children separately; but 86 per cent. of those persons who by 31st October, 1959, had had their second dose had by 30th June, 1960, had their third.
asked the Minister of Health if he will state approximately what percentage of those children, aged 15 years and under, who have been given the first injection of Salk vaccine against paralytic poliomyelitis, has returned for further injections.