Figure 5From: Non-invasive interactive neurostimulation (InterX ™) reduces acute pain in patients following total knee replacement surgery: a randomised, controlled trialDistribution of VRS patient pain scores during flexion at Final time point. The chart shows the level of pain for each patient in the Control group and in the InterX group at both pre-NIN therapy and at post-NIN therapy. At Final post-NIN therapy, 27 of 28 patient had only Mild or No pain (0-3, VRS).Back to article page