Original sentence: In estimating the number of deaths caused by the attacks, there are several factors that make it difficult to arrive at reliable figures: inadequacies in the records given the confusion of the times, and the pressure to either exaggerate or minimize the numbers, depending upon political agenda.Other estimates vary widely,.The United States Department of Energy estimates that, at Hiroshima, the death toll from the immediate blast was roughly 70,000, with radiation effects probably killing another 30,000 by the end of the year and a total of 200,000 in the first five years after the blast.The figures for Nagasaki are slightly less.and are as low as 74,000 for Nagasaki
Edited sentence: Almost all of the casualties were a direct result of the bomb itself, with very few people dying from radiation induced illnesses.In estimating the number of deaths caused by the attacks, there are several factors that make it difficult to arrive at reliable figures: inadequacies in the records given the confusion of the times, the small number who died months or years after the bombing as a result of radiation exposure, and the pressure to either exaggerate or minimize the numbers, depending upon political agenda.That said, it is estimated that as many as 140,000 had died in Hiroshima by the bomb and its associated effects,.with the estimate for Nagasaki roughly 74,000