2.7. Statistical Analyses
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Continuous variables with normality are presented as the mean  ±  standard deviation. The other data are presented as the median and interquartile (25th–75th). The amount of change in each score between the pre-intake test and the post-intake test is shown as Δ values. We used the Shapiro–Wilk test to evaluate the normality of data, parametric analyses for the normal-distribution data, and nonparametric analyses for the data that exhibited a non-normal distribution. For items that were clearly non-normally distributed, normality was not checked. The participants’ baseline characteristics were compared by a 