Table 1.

Severity score index for Clostridium difficile infection [14]

Criteria	Points
Altered mental status (documented in the record)	1
Abdominal pain or distension (documented in the record)	1
Leukocytosis (WBC >20,000 cells/mm3) or leukopenia (<1500) or >10 % bands	1
Hypoalbuminemia (<2.5 mg/dL)	1
Ascites or colitis (documented by imaging)	1
Hypotension (MAP < 65 mm Hg)	1
Fever (≥101 ° F)	1
Tachycardia (≥110 bpm)	1
Admission or transfer to ICU	1

Interpretation: 0–3 is mild disease; 4–6 is moderate disease; 7–9 is severe disease

WBC white blood cells, MAP mean arterial pressure, ICU intensive care unit