2.8. Statistical Analysis
The statistical analysis was performed using SPSS software version 25.0 (SPSS Inc., Chicago, IL, USA). The normality of the variables was evaluated using the Shapiro–Wilk test. Descriptive statistics were used to summarize the data for the continuous variables and are presented as mean ± standard deviation and 95% confidence interval. A two-way repeated measures analysis of variance (ANOVA) was conducted to study the effect of the between-subject factor ‘intervention group’ with 3 categories (MIP, AOP, and SO groups) and the within-subject called ‘time’ with also 2 categories (pre- and postintervention) on the dependent variables. Partial eta squared (ƞ