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Table 9 Factors defining classification of Grade 3 contaminated abdominal wall hernias *

From: Delayed primary closure of contaminated abdominal wall defects with non-crosslinked porcine acellular dermal matrix compared with conventional staged repair: a retrospective study

Ā 

Group 1

Group 2

Violation of the intestinal tract

10

11

Stoma present

8

7

History of mesh infection

1

0

Existing open wound

8

8

  1. *Some patients presented with more than one factor.