The review included three RCTs,384,388,389 with a total sample size of 63. One of these trials used the LSVT technique,389 whereas the rest used the more conventional speech and language therapy techniques. No raw numerical data were available from one of these studies,384 so data on only 41 participants were available from the review’s387 analysis. Another included study388 showed the intervention groups differed significantly from one another at baseline on a number of outcome measures, but no further analysis was provided.
