A special character with –1 to –9 wound points is unconsciousAn unconscious character is helpless and may take no actions. A character loses this condition after 2d4 full hours of sleep. and dying. At the end of each round, he must roll
d%. If the result is equal to or less than his Constitution score, he stabilizes, returning to 0 wounds (but remaining unconscious); otherwise he loses 1 wound point. The character may be saved with a successful Medicine/Stabilize check, or by any piece of gear that specifically “stabilizes” someone.

Spycraft 2.0
Characters - Skills - Feats - Gear - Combat - Dramatic Conflict