Table 1. Comparison of the components of the different scoring systems .

MESI: Mangled Extremity Syndrome Index; MESS: Mangled Extremity Severity Score; PSI: Predictive Salvage Index; LSI: Limb Salvage Index; GHOISS: Ganga Hospital Open Injury Severity Score; NISSSA: Nerve injury, Ischemia, Soft-tissue contamination, Skeletal damage, Shock, and Age.

Source: Akgun Demir and Karsidag, 2020 [12]

	MESI	MESS	PSI	LSI	NISSSA	GHOISS
Age	+	+			+	+
Shock	+	+			+	+
Warm Ischaemia Time	+	+	+	+	+	+
Bone Injury	+		+	+		+
Muscle Injury			+	+		+
Skin Injury	+			+		+
Nerve Injury	+			+	+
Deep Vein Injury				+
Skeletal/Soft Tissue		+			+
Contamination					+	+
Time to treatment	+			+
Co-morbidity	+					+