lists the subcategories distribution of the 22 patients who completed the study Of the 22 patients who completed the study, there was improvement in the THI scores (reduction of at least 7points) in ten of them (45.5%). The observed mean decrease was 10.2 points for THI and 0.86 points for VSA; both were statistically significant (p = 0.030 and 0.017, respectively).