From:  Development and validation of a novel risk assessment model for necrotizing fasciitis in patients with diabetic foot

 Continuous variables are converted to categorical variables.

IndicatorSectionSelection criteria for cut-off points
Age (years)60Clinical significance
Temperature (°C)38RADNF
HbA1c (%)11RADNF
Hemoglobin (g/L)100Clinical significance
White blood cell (109/L)9Youden index
Monocyte (109/L)0.5Youden index
NLR8.5Youden index
LMR2Youden index
Fibrinogen (g/L)6Youden index

HbA1c: hemoglobin A1c; LMR: lymphocyte-monocyte ratio; NLR: neutrophil-to-lymphocyte ratio; RADNF: risk assessment for diabetic foot with necrotizing fasciitis.