highly significantp ≤ 0.01
The difference was significant if p -values were less than 0.05 (* p ≤ 0.05), and highly significant if p -values were less than 0.01 (** p ≤ 0.01), less than 0.001 (*** p ≤ 0.001) or less than 0.0001 (**** p ≤ 0.0001). 3.
The difference was significant if p -values were less than 0.05 (* p ≤ 0.05), and highly significant if p -values were less than 0.01 (** p ≤ 0.01), less than 0.001 (*** p ≤ 0.001) or less than 0.0001 (**** p ≤ 0.0001). 3.