Fig. 3

Change in pain level from intake to exit as reported on a self-report pain journal. Subjects were asked to rank their pain each morning on a scale from 0 is equal to no pain and 5 is equal to the worst possible pain. Ordinate: Mean score on the pain journal. Abscissa: scores at week 1 versus scores at week 6. Significance was determined using the pairwise t-test. ***p < 0.001. Error bars represent the standard error of the mean (SEM)