Figure 4From: Tactile acuity training for patients with chronic low back pain: a pilot randomised controlled trial Change in pain and function pre to post treatment. This figure shows the change in pain and function levels from pre to post treatment, as measured by the 0-100Â mm pain Visual Analogue Scale (VAS) and Roland Morris Disability Questionnaire (RMDQ) respectively. Data are presented as mean (1SD).Back to article page