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Table 2 Laboratory Risk Indicator for Necrotizing Fasciitis Score [31].

From: Necrotizing Fasciitis of the lower extremity: a case report and current concept of diagnosis and management

Variable Score
C-reactive protein  
< 150 0
≥ 150 4
WBC(cells/mm3)  
< 15 0
15–25 1
> 25 2
Hemoglobin(g/dL)  
> 13.5 0
11–13.5 1
< 11 2
Sodium(mmol/L)  
≥ 135 0
< 135 2
Creatinine(mcg/L)  
≤ 141 0
> 141 2
Glucose(mmol/L)  
≤ 10 0
> 1 1