The type of untoward intraoperative event occurring during Primary Knee Replacement Surgery or Revision Knee Replacement Surgery.
National Codes:
| 1 | None | 
| 8 | Fracture | 
| 9 | Patella Tendon Avulsion | 
| 10 | Ligament Injury | 
| 12 | Other (not listed) | 
This attribute is also known by these names:
| Context | Alias | 
|---|---|
| plural | UNTOWARD INTRAOPERATIVE EVENT CODES FOR KNEE REPLACEMENT |