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Table 5 Observed total allowable error (TEobs %) calculated at four different CRP levels taking the coefficient of variation (CV) and the bias of 5.2% derived from the method validation study under consideration

From: Evaluation of a species-specific C-reactive protein assay for the dog on the ABX Pentra 400 clinical chemistry analyzer

Level

A

B

C

D

CRP concentration mg/l

7.2

58.8

103.9

272.1

CV Between-run %

7.84

2.14

0.88

1.83

TEobs %

20.9

9.5

7.0

8.9

TEobs < TEdes

Yes

Yes

Yes

Yes

TEobs < TEopt

No

Yes

Yes

Yes

  1. TEobs was < desired total error (TEdes) of 29.6% [32] for all CRP concentration levels. TEobs % results exceeding the optimal TE (TEopt) of 14.8% [32] are marked in bold letters.