Scratch
Scratch
Every time a zombie damages you, it has a chance to scratch you of
100% - (75% + [Skin Trait Modifier] + [Guard Modifier])
Where Skin Trait Modifier is +10% for thick skinned, and -10% for thin skinned. and Guard Modifier is -5 for level 0 guard with a weapon, -2 for level 1 guard, then (Guard - 2) for all other levels. For example with a bat and blunt guard 2, the guard modifier is 0.
25% of scratches will lead to bites.
25% of scratches lead to infection. 40% with thin skinned, and 12% with thick skinned.