Exercise & Training

Long-term effects of spinal cord stimulation combined with a physiotherapist-led exercise programme and physical activity on prescription for chronic neuropathic pain.

TL;DR

The initial effects of spinal cord stimulation on pain and health-related quality of life remained after the introduction of physical activity interventions, with no additional improvements observed beyond 3 months after implantation.

Key Findings

Neuropathic pain intensity was significantly reduced from baseline at both 9 and 21 months after spinal cord stimulation implantation.

  • Mean pain score (NRS 0-10) at baseline was 6.6 (SD 1.7)
  • Pain score decreased to 4.8 (SD 2.3) at 9 months (p = 0.003)
  • Pain score was 4.8 (SD 2.1) at 21 months (p = 0.003)
  • 35 adults with neuropathic pain who underwent SCS device implantation completed the study

Health-related quality of life (EQ-5D VAS) improved significantly from baseline at 9 and 21 months after implantation.

  • EQ-5D VAS scores increased by 16 points at 9 months (p = 0.027)
  • EQ-5D VAS scores increased by 15 points at 21 months (p = 0.003)
  • EQ-5D VAS is scored on a 0–100 scale
  • Assessments were conducted at baseline and at 3, 9, and 21 months after implantation

No statistically significant changes in physical activity levels were observed across the study period.

  • Physical activity was measured objectively using accelerometers
  • No changes in accelerometer-measured physical activity were detected at any time point
  • Physical activity on prescription was introduced following the 6-month physiotherapist-led exercise programme
  • Despite structured physical activity interventions, objectively measured activity did not improve

Changes from the 3-month assessment were not statistically significant at 9 or 21 months for any outcomes, indicating no additional benefit from the add-on physical activity interventions.

  • The physiotherapist-led exercise programme began 3 months after implantation and lasted 6 months
  • This was followed by 12 months of physical activity on prescription
  • No statistically significant changes from 3 months were observed at 9 or 21 months for pain, physical activity, or health-related quality of life
  • The gains in pain and quality of life appeared to be attributable to SCS alone rather than the add-on interventions

The study used a prospective single-arm design with 35 adults completing the full protocol of SCS followed by a structured physical activity intervention programme.

  • Participants received SCS device implantation for neuropathic pain
  • Three months post-implantation, a 6-month individualized physiotherapist-led exercise programme was initiated
  • This was followed by 12 months of physical activity on prescription
  • Outcomes assessed included NRS pain intensity, accelerometer-based physical activity, and EQ-5D VAS quality of life at baseline and 3, 9, and 21 months

What This Means

This research suggests that spinal cord stimulation (SCS) — a therapy that uses electrical impulses to reduce chronic nerve pain — can meaningfully reduce pain and improve quality of life in people with neuropathic pain. In a study of 35 patients, average pain scores dropped from 6.6 out of 10 before treatment to 4.8 out of 10 at both 9 and 21 months after device implantation, and self-reported quality of life improved by around 15–16 points on a 100-point scale. The study also tested whether adding a structured physiotherapy exercise programme (starting 3 months after implantation) and a formal physical activity prescription (starting 9 months after implantation) could further improve outcomes. This research suggests that these add-on programmes did not produce additional measurable improvements in pain, quality of life, or objectively measured physical activity levels beyond what was achieved with SCS alone by the 3-month mark. Accelerometer data showed no significant changes in how physically active participants actually were throughout the study. These findings matter because they raise questions about the additional value of structured physical activity interventions layered onto SCS for this patient population, at least as implemented in this study. The results do not mean exercise is unhelpful for people with chronic pain generally, but they suggest that the timing, format, or type of physical activity programme may need further investigation to determine how best to support long-term improvements in function alongside SCS therapy.

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Citation

Gottfridsson R, Varkey E, Gatzinsky K, Thörn H, Börjesson M, Arvidsson D, et al.. (2026). Long-term effects of spinal cord stimulation combined with a physiotherapist-led exercise programme and physical activity on prescription for chronic neuropathic pain.. Journal of rehabilitation medicine. https://doi.org/10.2340/jrm.v58.46459