Statistical analysis
Data were collected, revised, coded, and entered into the Statistical Package for Social Science (IBM SPSS) version 23. Quantitative data were presented as mean values, standard deviations, and ranges. Comparisons of quantitative data with nonparametric distributions between more than 2 groups were performed using the one-way analysis of variance. Comparisons of quantitative data with nonparametric distributions between more than 2 paired groups were performed using the Friedman test.The confidence interval was set to 95%, and the acceptable margin of error was set to 5%. Thus, 