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Table 3 Pain at baseline and during percutaneous peripheral nerve stimulation with electric current

From: Ultrasound-guided percutaneous peripheral nerve stimulation for analgesia following total knee arthroplasty: a prospective feasibility study

Subject Days since surgery At rest
Stimulation % Change
Off On  
A 8 3 1 67%
B 9 3 0 100%
C 13 7 0 100%
D 41 5 0 100%
E 58 7 0 100%
Mean 26 5.0 0.2 93%
  1. Pain evaluated using a numeric rating scale (0–10)