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Table 2 Evaluation of anti-AQP4 antibody ELISA assay precision according to CLSI EP15-A

From: A new M23-based ELISA assay for anti-aquaporin 4 autoantibodies: diagnostic accuracy and clinical correlation

Positive control (C-1)

Mean 12.41 U/mL

SD

95% CI

CV (%)

Within-run

0.40

0.28 to 0.71

3.2

Between day

0.94

0.44 to 3.49

7.6

Within laboratory

1.02

0.64 to 2.51

8.2

Positive control (C-2)

Mean 28.12 U/mL

SD

95% CI

CV (%)

Within-run

0.83

0.58 to 1.46

3.0

Between day

2.09

1.18 to 6.15

7.4

Within laboratory

2.25

1.45 to 6.21

8.0

  1. SD Standard deviation, 95% CI confidence interval, CV coefficient of variation
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Autoimmunity Highlights

ISSN: 2038-3274

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