Resection of complex pancreatic injuries: Benchmarking postoperative complications using the Accordion classification

Table 1 Expanded Accordion Classification

	Expanded Accordion Classification (levels of severity)
Mild	Requires only minor invasive procedures that can be done at the bedside physiotherapy and the following drugs are allowed: Antiemetics, antipyretics, analgesics and electrolytes
Moderate	Requires pharmacologic treatment with drugs other than such allowed for minor complications, for instance antibiotics
	Blood transfusions and total parenteral nutrition are also included
Severe	Invasive procedure/no GA, requires management by an endoscopic, interventional procedure or re-operation without general anesthesia
Severe	Invasive procedure under GA or single organ system failure requires management by an operation under general anesthesia or results in single organ system failure
Severe	Organ system failure and invasive procedure under GA or multisystem organ failure, such complications would normally be managed in an increased acuity setting but in some cases patients with complications of lower severity might also be admitted to an ICU
Deaths	Postoperative death

GA: General anaesthetic; ICU: Intensive care unit.