Table 4.

Sensitivity and specificity of SHID, TU, and Wagner wound classification.

Wound classification	Cut-off scores	Sensitivity	Specificity	Youden index
SHID	≤2	74.19	97.37	0.7156
TU	≤IB	77.42	92.11	0.6952
Wagner	≤2	83.87	71.05	0.5492.