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Table. 3. Table 3

Differences between measurement systems after recalibration

Samples	Representative values after recalibration (nmol/L)						Inter-MS %CV (after recalibration)

	Roche	Abbott	Siemens	Beckman	Snibe	Mindray
Insulin
202111	0.047	0.159	0.122	0.104	0.073	0.063	44.1
202113	0.346	0.315	0.318	0.325	0.336	0.319	3.8
202114	0.367	0.376	0.367	0.373	0.358	0.342	3.6
C-peptide
202111	0.230	0.260	0.310	0.294	0.269	0.289	10.4
202113	2.195	2.204	2.142	2.191	2.287	2.204	2.1
202114	2.867	2.785	2.781	3.113	3.015	2.867	4.6

Abbreviation: MS, measurement systems.