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Table 4 Intra-platform performance: Median correlation coefficients between two sites.

From: Reproducibility of microarray data: a further analysis of microarray quality control (MAQC) data

 

Correlation Coefficient

Two-factor ANOVA

Platform

A

B

C

D

Sample

Site

Interaction

AFX

0.988

0.988

0.991

0.992

0.802

0.933

0.013

ABI

0.968

0.964

0.972

0.969

0.784

0.707

0.008

AG1

0.978

0.982

0.982

0.981

0.797

0.807

0.123

ILM

0.98

0.979

0.98

0.981

0.806

0.995

0.025

GEH

0.925

0.904

0.872

0.862

0.781

0.882

0.177

  1. For each sample A, B, C, or D, 125 all pairwise correlation coefficients were computed. The proportions of significances from the two-factor model: y = m + Samplei + Site + Sample*Siteij+ Error. The level of significance is set at FDR = 1%.