Primary Attributes

The basic building blocks of your character.
Determine physical & mental aptitude.
Influence secondary characteristics.

• Increases attack power with a melee weapon
• Increases amount of damage you can block with a shield

• Increases ranged attack power with ranged weapons (not wands)
• Increases your armor
• Increases chance to score a critical hit with a weapon
• Increases chance to dodge attacks
• Hunter & Rogue: Increases attack power with melee weapons
  

• Increases health points
• Increases your pet's stamina
  

• Increases mana points
• Increases chance to score a critical hit with spells
• Increases pet's intellect
• Increases the rate at which you learn weapon skills
• It is said that Intellect has some effect on ALL types of skills, even tradeskills. But do not quote me on that.
  

• Increases health & mana regeneration
• spirit affects all character's mana & hit point regeneration rates in & out of combat
• By default, health will not regenerate in combat unless your race is a Troll or you have certain types of spells or potions in effect (buffs).
• By default, mana will not regenerate in a period of five seconds after casting a spell