Indeed, the advantages other than those of relative losses, were on the Confederate side.
Before that, the Army of Northern Virginia seemed to have acquired a wholesome regard for the courage, endurance, and soldierly qualities generally of the Army of the Potomac.

They no longer wanted to fight them "one Confederate to five Yanks." Indeed, they seemed to have given up any idea of gaining any advantage of their antagonist in the open field.

They had come to much prefer breastworks in their front to the Army of the Potomac.

This charge seemed to revive their hopes temporarily; but it was of short duration.

The effect upon the Army of the Potomac was the reverse.