The US Air Force still claims a kill ratio of 10 to 1 in their favor.

The modern Russian sources indicate a kill ratio of 3.4 to 1 in the Soviet favor.

Of particular interest were what he called the "kill ratios," the number of Vietnamese to every American dead.

This astonishing kill ratio was due largely to the fact that the deer were completely unwary of people.

Many planets provided freelance warriors for the fight, but no other group boasted such a high kill ratio.

The kill ratio on the ground at Down had been three men for each kzin.

Over the course of the air war, between 3 April 1965 and 8 January 1973, each side would ultimately claim favorable kill ratios.

Our kill ratio was 2:1 until we started Topgun, then it went to more than 12:1.

The kill ratio in favour of the helicopters climbed even higher during this period.

They had already changed the odds; within seconds they were turning the kill ratios around.