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Table 1 Intra- and inter-assay imprecision in the h-sAPPα

From: New highly sensitive rodent and human tests for soluble amyloid precursor protein alpha quantification: preclinical and clinical applications in Alzheimer’s disease

Intra-assay imprecision

Human CSF sample

h-sAPPα (ng/ml)

CV (%)

1

705 ± 13

1.8

2

432 ± 18

4.1

3

434 ± 16

3.6

4

556 ± 21

3.7

5

270 ± 18

6.6

Inter-assay imprecision

Human CSF sample

h-sAPPα (ng/ml)

CV (%)

1

703 ± 24

3.4

2

424 ± 21

4.9

3

503 ± 17

3.3

4

493 ± 41

8.3

5

338 ± 17

5.0

  1. Intra-assay imprecision: five CSF samples were tested ten times on one plate.
  2. Inter-assay imprecision: the same samples were tested three times in three independent experiments. Mean ± SEM of h-sAPPα concentration (ng/ml). CV: coefficient of variation (%).