70-90% casualty rates realistic?

[A Very Super Market]

Also, Total War is simply a term regarding a nation's stance towards a war. In a total war, as many goods as possible are converted for the war effort, the economy in general is put on the war, and the nation will commit themselves entirely to it. The citizens of said nation will also form a home front, the vast majority of them producing goods for the war effort. The most recent total war? WWII, although Vietnam was one for the Vietnamese.

Also, I'm fine with the recovery, since the majority of wounded in this period died of their injuries, and I highly doubt the ability of someone recovering to be fight-worthy after a musket ball plowing into him.