extremely significantP<0.01
highly significantP<0.05
Differences were analyzed by the Student t test considering P<0.001 as extremely significant (***), P<0.01 as highly significant (**) and P<0.05 as statistically significant (*).
Differences were analyzed by the Student t test considering P<0.001 as extremely significant (***), P<0.01 as highly significant (**) and P<0.05 as statistically significant (*).