The graph shows the impact of vaccinations on the incidence of whooping cough, a childhood illness, between 1940 and 1990 in Britain

The given graph provides information on

vaccination

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impact related to whooping cough incidence or a childhood illness over a span of one-half century from 1940 to 1940 in the United Kingdom.

Overall

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, there is evidence that both

vaccination

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and case trends were related to each other.

While

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the

vaccination

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started rising, the

cases

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decreased significantly. In 1940, the number of reported

cases

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was high which stood at slightly below 60000

cases

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, increasing to its nadir up to around 170000 in the following years before decreasing to just over 60000 in 1945. These numbers kept rising at approximately 168000 until

vaccination

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was involved between 1955 to 1960. Regarding

vaccination

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, as can be seen from the graph, 81% of vaccine uptake was distributed, remaining stable dose until around 1977 which resulted in a significant decrease of nearly 8 times.

Furthermore

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,

while

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the vaccine uptake was just 30%, the

cases

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ascended up to about 60000 but dropped when the

vaccination

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program was applied, around 94%

at the end

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of the period, showing stable trends of just less than about 100

cases

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.