Stopped: Unable to recruit subjects due to Covid pandemic
The goal is to document efficacy of PF-SCS therapy in a blinded fashion and better understand how SCS therapy works in the clinical setting. Overall the investigators hope to improve patient care and selection of candidates who have the best potential for effective pain relief from an expensive and invasive therapy.
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20% increase of NRS (numerical rating scale) pain scale
Timeframe: from date of consent until end of study (14-28 days)