extremely significantp < 0.05
The variance was calculated by t test: p < 0.05 indicated a statistical significance, and p < 0.01 indicated an extremely significant difference (* p < 0.05, ** p < 0.01). 5.
The variance was calculated by t test: p < 0.05 indicated a statistical significance, and p < 0.01 indicated an extremely significant difference (* p < 0.05, ** p < 0.01). 5.