Data were analyzed by Pearson correlation analysis, paired t-test and ANOVA test and chi-square in SPSS software 19.0. 
SPSS
Data were analyzed by Pearson correlation analysis, paired t-test and ANOVA test and chi-square in SPSS software 19.0. 
SPSS software
Data were analyzed by Pearson correlation analysis, paired t-test and ANOVA test and chi-square in SPSS software 19.0. 
SPSS software 19.0