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Complication Criteria
| Grade | Definition |
|---|---|
| 0 | No complications |
| 1 | Oral medications or supportive care |
| 2 | IV medical therapy with resolution or antibiotics or specialized nutritional support |
| 3 | IR, endoscopic, or operative intervention |
| 4 | Chronic deficit or disability associated with sequelae of this event |
| 5 | Death associated with sequelae of this event |
