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Table 1 Clinical data of MPNST and BPNST

From: Radiological findings of malignant peripheral nerve sheath tumor: reports of six cases and review of literature

Characteristic MPNST (n = 6) BPNST (n = 28) P
Average age 60.7 ± 11.2 51.1 ± 12.8 0.101
Gender    0.328
  Male 4 13  
  Female 2 15  
Location    0.128
  Paraspine 0 16  
  Upper extremities 1 1  
  Lower extremities 1 3  
  Retroperinum 2 2  
  Head and neck soft tissue 1 3  
  Orbit 0 2  
  Trunk 1 1  
NF-1 2 2 0.135
Symptom    0.059
  Lump 4 5  
  Pain or discomfort 1 8  
  Physical examination 0 12  
  Others 1 3  
Former surgery in same site 0 1 0.176