This depends on the specific agent used.
casualties
casualties
People and soldiers engaged in war.
Casualties are soldiers that are injured, dead, missing, or taken captive. In other words... it is a soldier who is not fighting.
There was about 200,000 casualties.... Honored and brave they faught as our soldiers... Kaye Lynch Haskins LJMS STUDENT
In the course of the Union capture of Confederate Fort Donelson, the Union casualties came to 2,300 soldiers.
1,000,000 soldiers were killed and 2,000 civilians were killed
18-30
2,263 soldiers, 32 french people.
Mostly the civilian casualties. The Japanese soldiers were almost all dead and the casualties from the attacks were mostly civilians.
The numbers range from 15% to 30%. The link below takes you to a page of many different sources on the numbers of PTSD in soldiers.
By far and away, artillery soldiers had an extremely low rate of casualties. The numbers of such casualties are so low its difficult to imagine they can be real. But there were. For example, in the Confederate victory at Chancellorsville historians note how heavy Lee's casualties were, even in victory, with the exception of artillery soldiers. In that battle only 46 artillery men were lost.