highly significantp < 0.01
The determination criteria were the following: R 2 of the fitted 4-parameter curve of ≥0.98, regression item should be highly significant ( p < 0.01), and deviation from parallel should not be significant ( p ≥ 0.01).
The determination criteria were the following: R 2 of the fitted 4-parameter curve of ≥0.98, regression item should be highly significant ( p < 0.01), and deviation from parallel should not be significant ( p ≥ 0.01).