Table 4. Summary of the Bland Altman analysis per type of specimen (normal range, low pathological, high pathological) and globally.

(in μmol/L)	Bias (95% CI)	Lower 95% LoA	Upper 95% LoA
Normal range (N = 20)	3 (-2.6;8.6)	-21.1	27
Low pathological (N = 20)	-4.3 (-16.6;8.0)	-56.7	48.1
High pathological (N = 20)	-30.9 (-67.4;5.7)	-187	125.3
High pathological < 600 μmol/L (N = 15)	4.5 (-9.9;19.0)	-46.7	56.7
Total (N = 60)	-10.7 (-23.5;2.0)	-109.6	88.2
Total < 600 μmol/L (N = 55)	0.8 (-5.2;6.7)	-43.2	44.8