Table 2. Summary of randomized control trials studying SCS effectiveness in FBSS.

Modified from Chan and Peng. Pain Med 2011;12:577-606 [13] and The British Pain Society. Spinal cord stimulation for the management of pain: recommendations for best clinical practice (2009) [34].

SCS, spinal cord stimulation; FBSS, failed back surgery syndrome; RCT, randomized controlled trial; CMM, conventional medical management.

^a)Assessed by firs author (P.W.), maximum score=37.