Electromyographic activity of the orbicularis oris muscle in children with and without lip competence: A cross-sectional study

This is the supplementary tables for the above paper, including the results of tests used to check the assumptions of the statistical methods. The package includes the following files: Supplementary Table 1. Tests of distributional assumptions for variables in Table 1. Supplementary Table 2. Tests of distributional assumptions for variables in Table 2. Supplementary Table 3. Tests of distributional assumptions for variables in Table 3. Supplementary Table 4. Observed and expected frequencies with Pearson's chi-square test results for gender and lip competence association.