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Table 1 Criteria for macropathological scoring of Clostridium difficile -infected hamsters

From: The protective effect of recombinant Lactococcus lactis oral vaccine on a Clostridium difficile-infected animal model

Gross macropathology Score
Mucosal lesion  
No 0
Local congestion, edema, non-erosive 1
1-2 erosion Additional 1–2 points
>2 erosions Additional 3 points
One ulcer Additional 4 points
>2 ulcers Additional 5 points
Complicated with hemorrhage Additional 1–3 points