The Accordion Severity Grading System can be used to compare surgical complications. It was derived from the T92 system. The authors are from Washington University in St. Louis.
Complication
Grade
Degree
minor intervention that can be done at the bedside
1
mild
requires therapy beyond Grade 1 involving drugs, blood transfusion or nutritional support
2
moderate
requires a procedure without general anesthesia, including sedation (endoscopy, other) or regional block
3
severe
(major intervention requiring general anesthesia( OR (single organ failure)
4
(major interventions requiring general anesthesia AND 1 organ failure) OR (2 or more organ failures)
5
Death
6
death
Grade 1 interventions include:
(1) insertion of an intravenous line
(2) insertion of a urimary catheter
(3) insertion of a nasogastric tube
(4) drainage of a readily accessible abscess
(5) physiotherapy
(6) therapy with anti-emetic
(7) therapy with an anti-pyretic
(8) therapy with an analgesic
(9) therapy with a diuretic
(10) infusion of fluid and/or electrolytes
Grade
Severity Weight
1
0.11
2
0.26
3
0.37
4
0.60
5
0.79
6
1.00
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