Modified Stats are stats that depend on various factors, such as the Raw Stats themselves, weapons, armor, and other conditions. Certain Modified Stats, however, can be increased in battle.
ATK - Attack, final damage output of physical attacks
HIT% - Accuracy, number of and accuracy of attacks
DEF - Defense, amount of damage a character can absorb
EVA% - Evasion, chances a character has at avoiding physical attacks
M.DEF - Magic Defense, defense against Magic and Special Attacks
*EVA and M.DEF can increase in battle