highly significantP < 0.001
Results were considered nonsignificant (∗) if P < 0.05, significant (∗∗) if P < 0.01, and highly significant (∗∗∗) if P < 0.001.
Results were considered nonsignificant (∗) if P < 0.05, significant (∗∗) if P < 0.01, and highly significant (∗∗∗) if P < 0.001.