Table 1: Forrest Classification System with Respective Prognosis
| Forrest Classification | Rebleeding Incidence | Surgical Requirement | Incidence of Death |
|---|---|---|---|
| Type
I: Active Bleed Ia: Spurting Bleed Ib: Oozing Bleed |
55-100% | 35% | 11% |
| Type
II: Recent Bleed Ila: Non-Bleeding Visible Vessel (NBVV) Ilb: Adherent Clot |
40-50% | 34% | 11% |
| 20-30% | 10% | 7% | |
| Type
III: Lesion without Bleeding Flat Spot Clean Base |
10% | 6% | 3% |
| 5% | 0.5% | 2% |