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Table 3 Repeatability estimates for sTNFR-2 based on a 20x2x2 study design (CLSI EP05-A3)

From: Analytical validation of a multi-biomarker algorithmic test for prediction of progressive kidney function decline in patients with early-stage kidney disease

sTNFR-2

Repeatability

Sample

N

Mean Conc. (pg/mL)

SD

%CV

R1

80

50,809

1886.8

3.7

R2

80

34,280

1207.4

3.5

R3

80

30,055

984.3

3.3

R4

80

23,239

663.0

2.9

R5

80

15,150

414.3

2.7

R6

80

7727

202.7

2.6

R7

80

6057

148.1

2.4