extremely significantp < 0.0001
highly significantp < 0.001
Differences considered significant when p < 0.05 (*), very significant when p < 0.01 (**), highly significant when p < 0.001 (***), and extremely significant when p < 0.0001 (****).
Differences considered significant when p < 0.05 (*), very significant when p < 0.01 (**), highly significant when p < 0.001 (***), and extremely significant when p < 0.0001 (****).