3872 Orcs Running Away

[Gidoza]

So, on a 1 or a 2, I die, but on any other number, I lose that many levels.

Does that mean that it is impossible to run away (on a 5 or 6, I simply lose 5 or 6 levels)? Or, do I roll, and I can run on a 5 or a 6, but on a 3 or a 4 I would lose that many levels?