The line graph presents the total number of whooping
cough
Use synonyms
cases
in Britain from 1940 to 1990, and the proportion of people vaccinated against the disease. Use synonyms
Overall
, the trend in whooping Linking Words
Use synonyms
cases
was relatively downward, especially after the introduction of vaccination in 1955.
Reported Check wording
cough cases
cases
of whooping Use synonyms
cough
accounted for nearly 180,000 in 1940, making it the highest point recorded. The figure Use synonyms
then
decreased substantially in the following five years, fluctuating between 60,000 and just under 100,000 Linking Words
cases
. By 1950, the number of Use synonyms
cases
rose again to around 160,000.
After vaccination began, whooping Use synonyms
cough
Use synonyms
cases
experienced a decline from approximately 80,000 in 1955 to less than 20,000 in 1975, when vaccine uptake reached around 81%. Use synonyms
However
, as the share of people vaccinated declined to 30%, the incidence of Linking Words
this
illness grew to 60,000 in 1980. Linking Words
Subsequently
, with vaccine uptake rising steadily to a final percentage of 94%, the number of whooping Linking Words
cough
Use synonyms
cases
fell gradually towards the end of the period.Use synonyms