.Primary Stats

Strength	Increase melee damage & melee crit chance
Endurance	Increase total HP & rate that you regenerate HP
Aim	Increase range damage / healing & range crit chance
Cunning	Increase the damage / healing of all tech abilities  (Off & Def)
Willpower	Increase the damage / healing of all force abilities  (Off & Def)
Presence	Increases your companion's HP, damage & healing
Expertise	Increases the amount of damage & healing you do as well as reduces the amount of damage you take in PvP combat

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.Secondary Stats

Absorption	Increases the amount of damage your shield can absorb.
Accuracy Rating	Increases your chance to hit with attacks.  Once you are hit cap, accuracy starts reducing enemy's defenses (parry / dodge) & resistance to force / tech abilities.
Alacrity	Decreases your casting time & reduces the length of global cooldown.
Armor	Reduces the amount of damage you take from kinetic (melee, many force abilities) & energy (blaster fire, force lightning) attacks.  Armor does not reduce the effects of internal or elemental damage.
Critical Rating	Increases the chance to crit with all abilities.
Defense Rating	Increases parry & deflection rates.
Force Power	Increase the strength of force abilities. (Off / Def / Healing)
Power	Increases the strength of all abilities (Off / Def / Healing)
Shield	Increases the chance your shield will block an attack.
Surge	Increases the effect of a crit.
Tech Power	Increase the strength of tech abilities. (Off / Def / Healing)

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