Initial save DC: 12
Subsequent save DC: 12
Ability damage: 1d3 intelligence, 1d3 constitution
Incubation period: 1 hour
Filth fever is resisted upon contraction if the target makes a successful initial fortitude saving throw. After the incubation period, subsequent fortitude saves are attempted to resist the ability damage. Two successful subsequent saves will remove the disease (but not the side-effects).