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Table 4 Clinical Outcomes

From: Re-infection rates and clinical outcomes following arthrodesis with intramedullary nail and external fixator for infected knee prosthesis: a systematic review and meta-analysis.

  Intramedullary nail External Fixator P value
Studies (n) Patients (n) Mean SD Studies (n) Patients (n) Mean SD
SF-36 or SF-12 questionnaire PCS 3 94 35.0 8.7 2 38 41.1 2.5 0.357
MCS 3 94 48.3 4.7 2 38 49.0 14.6 0.941
PF 3 63 25.5 15.3 1 18 32.1   
BP 3 63 43.8 17.8 1 18 47.4   
RP 3 63 31.6 15.3 1 18 30.8   
GH 3 63 45.9 10.3 1 18 46.9   
SF 3 63 56.1 12.6 1 18 56.4   
RE 3 63 45.4 24.7 1 18 46.7   
VT 3 63 43.6 9.8 1 18 43.1   
MH 3 63 63.5 11.8 1 18 58.3   
VAS pain 7 180 2.5 1.7 3 49 2.9 0.8 0.627
LLD (mm) 11 300 23.8 14.8 7 108 40.4 6.6 0.005
  1. SD Standard deviation, SF-36 Short form-36, SF-12 Short form-12, PCS Physical component summary, MCS Mental component summary, PF Physical functioning, BP Bodily pain, RP Role-physical, GH General health, SF Social functioning, RE Role-emotional, VT Vitality, MH Mental health, VAS Visual analogue scale, LLD Limb length discrepancy