Well your str/dex will stay frozen at the level that u went blood. Vitality helps you tank bosses thats all. Personally I feel going blood at 110 helps, as you have a better attack by then. 
20 LEVELS OF BLOOD GONE! :shock: :shock: :shock: 
120 POINTS = 480 HP!!
HECK YOU CAN MISS A LOTTA BOSS ...