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Table 7 Clinical information of patients with amputation

From: Study on the outcome of patients with aseptic femoral head necrosis treated with percutaneous multiple small-diameter drilling core decompression: a retrospective cohort study based on magnetic resonance imaging and equivalent sphere model analysis

Diagnosis Phase Post-operative time (months) Scores Distribution of collapse area
VAS OHS-C HHS
Preoperative Final Preoperative Final Preoperative Final
SIFN IIc 9 6 8 20 17 52 44 ASM PSM ASL PSL
SIFN IIc 9 6 9 18 15 58 46 ASM PSM ASL PSL
SIFN IIc 12 5 7 20 16 59 51 ASM PSM   PSL
SIFN IIc 12 6 8 19 15 59 53 ASM   ASL PSL
SIFN IIb 12 7 9 23 19 62 42 ASM PSM ASL  
SIFN IIa 20 5 8 24 18 59 43 ASM PSM ASL  
SIFN IIc 24 4 8 25 14 58 51 ASM PSM ASL  
SIFN IIb 24 7 10 27 16 64 56 ASM PSM   PSL
IFHN IIb 12 4 7 30 19 66 58 ASM PSM ASL  
IFHN IIc 20 5 8 29 20 69 59 ASM PSM ASL  
  1. SIFHN steroid-induced femoral head necrosis, IFHN idiopathic femoral head necrosis, ASM anterior superior medial, PSM posterior superior medial, ASL anterior superior lateral, PSL posterior superior lateral
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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X