Table 4.
Characteristic | Grade A | Grade B | Grade C |
---|---|---|---|
Signs of systemic illness | No | Yes | Yes |
Treatment required? | No | Yes | Yes |
CT or ultrasound evidence | No | Yes | Yes |
Persistent drainage (>3 wk) | No | Yes | Yes |
Signs of infection | No | Yes | Yes |
Readmission | No | Yes | Yes |
Sepsis | No | No | Yes |
Reoperation | No | No | Yes |
Death | No | No | Yes |