extremely significantp < 0.01
Significance analysis was performed using SPSS 19.0, with * indicating significant differences ( p < 0.05) and ** indicating extremely significant differences ( p < 0.01). 3.
Significance analysis was performed using SPSS 19.0, with * indicating significant differences ( p < 0.05) and ** indicating extremely significant differences ( p < 0.01). 3.