How ability score actually works

Every one point of ability score after 10 

Strength (Str)     :     1% Stamina Regeneration/1% Damage bonus/1% Damage Over Time Resistance

Constitution (Con) :  2% Maxiumum Hit Points

Dexterity (Dex)    :   1% Critical Chance/1% AoE Damage Resistance/0.5% Deflection chance

Intelligence (Int) :     1% Recharge Speed

Wisdom (Wis) :       1% Control Bonus/1% Control Resistance

Charisma (Cha) :     1% Combat Advantage/1% Deflection chance/1% Companion stat bonus