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Table 1 Variables considered in each score

From: Primary amputation vs limb salvage in mangled extremity: a systematic review of the current scoring system

 

MESS

LSI

PSI

NISSSA

Age

x

  

x

Shock

x

  

x

Worm Ischemia time

x

x

x

x

Bone injury

 

x

x

 

Muscle injury

 

x

x

 

Skin injury

 

x

  

Nerve injury

 

x

 

x

Deep vein injury

 

x

  

Skeletal/soft tissue injury

x

  

x

Contamination

   

x

Time to treatment

 

x

  

Co-morbid condition