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Table 4 Precision (CV) of oxidative stress biomarkers’ measurements in urine using the described spectrophotometric method

From: Evaluation of method performance for oxidative stress biomarkers in urine and biological variations in urine of patients with type 2 diabetes mellitus and diabetic nephropathy

 

*Within batch

**Between batch

Analyte

Mean

CV (%)

Mean

CV (%)

CAT (U/L)

0.31

1.6

22.20

3.1

CuZnSOD (U/L)

5.19

2.3

4.99

3.3

MDA (nmol/mL)

0.57

1.9

0.49

3.2

  1. *Within batch imprecision was calculated by analysing a pooled urine sample 10 times on the same day. **Between batch imprecision data were obtained from the in house QC material analysed in duplicate in 30 batches over a period of 30 days, as described in the statistical analysis section.
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Biological Procedures Online

ISSN: 1480-9222

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