TABLE 2.

Bland–Altman comparison of PIMA™ analysers versus National Health Laboratory Services versus FACS Calibur.

Measure of agreement	PIMA analysers – NHLS†	PIMA analysers – FACS Calibur†	FACS Calibur – NHLS†
Mean bias (± 1 s.d.)	-12.78 ± 106.63	7.52 ± 59.26	-20.3 ± 97.97
95% CI bias	-33.94–8.38	-4.24–19.28	-39.74 – -0.86
BA 95% LOA	-226.04–200.48	-111.01–126.05	-216.23–175.63
% Similarity to predicate (%SIM Mean ± s.d.)	101.3 ± 15	103.1 ± 12.7	98.7 ± 11.9

NHLS, National Health Laboratory Services; BA, Bland-Altman; LOA, limits of agreement.

^†n = 100.