Alavi et al reported a simple risk score for surgical site infection in a patient with inflammatory bowel disease. This can help to identify a patient who may benefit from more aggressive management. The authors are from the University of Massachusetts and Harvard School of Public Health.
Patient selection: inflammatory bowel disease
Parameters:
(1) current smoking
(2) unintentional weight loss (> 10% over 6 months)
(3) emergency surgery
(4) ASA status
(5) wound class
(6) operative time in minutes
Parameter
Finding
Points
current smoking
no
0
yes
1
weight loss
no
0
yes
2
emergency surgery
no
0
yes
3
ASA status
1 or 2
0
3 to 5
2
wound
contaminated
2
dirty
3
neither
0
operative time
< 105 minutes
0
105 to 155 minutes
2
156 to 226 minutes
3
> 226 minutes
5
total score =
= SUM(points for all of the parameters)
Interpretation:
• minimum score: 0
• maximum score: 16
Score
Risk Category
Percent SSI
0 to 5
low
16-17%
6 to 8
medium
25-28%
>= 9
high
36-37%
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