2.4. Statistical Analysis
Statistical analysis was performed using STATISTICA 10.0 software. The Shapiro–Wilk test was used to check the quantitative data for the type of distribution. Since the distribution differed from normal, quantitative variables are presented as median and lower and upper quartiles. The Mann–Whitney test was used to compare differences between the NMES group and controls. Categorical data are presented as the number of patients and percentage of the total sample and group comparisons were made using the χ