The given graph provides information on
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.
, there is evidence that both
and case trends were related to each other.
started rising, the
decreased significantly. In 1940, the number of reported
was high which stood at slightly below 60000
, 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
was involved between 1955 to 1960. Regarding
, 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.
the vaccine uptake was just 30%, the
ascended up to about 60000 but dropped when the
program was applied, around 94%
at the end
of the period, showing stable trends of just less than about 100