Short answers, pulled from the story.
Feldmarschall Wurmser was trapped inside Mantua with his army after the engagement. He lost more than 11,000 men during the second attempt to relieve Mantua and eventually died of wounds or disease within six weeks.
The French routed Davidovich's outnumbered troops on the 4th of September 1796. They inflicted 3,000 casualties at a cost of only 750 killed and wounded for their own forces.
Between 2,000 and 6,000 Austrians were captured along with eight colors and 30 artillery pieces. The French also seized a bridging train plus 200 limbers and ammunition wagons during the victory.
Napoleon abandoned the plan to join the army of General Jean Moreau in southern Germany because he discovered that Feldmarschall Wurmser had moved toward Bassano. This intelligence shift forced him to redirect Masséna and Augereau into the Brenta valley instead.
Feldmarschalleutnant Peter Quasdanovich and General-Major Adam Bajalics commanded the 3,800-man Austrian rearguard. Bajalics was captured while Quasdanovich later assumed command over the defeated Austrians who retreated east.