Table 3

Microarray quality control parameters.

RawQ

Scale Factor

Background

% Present calls

Actin 3'/5' ratio

GAPDH 3'/5' ratio

BA9

Mean ± SEM

3.12 ± 0.13

1.12 ± 0.05

40.76 ± 3.41

52.4 ± 0.5

1.14 ± 0.03

0.96 ± 0.02

Max

4.97

2.14

94.17

57.1

1.91

1.28

min

1.95

0.71

16.04

45.4

0.87

0.83

BA47

Mean ± SEM

2.82 ± 0.11

1.21 ± 0.07

34.95 ± 2.69

53.5 ± 0.6

1.45 ± 0.09

1.10 ± 0.04

Max

4.49

2.32

81.07

58.7

3.26

1.61

min

1.76

0.57

13.65

44.9

0.95

0.82

Quality control parameters for brain samples microarrays from Brodman Area 9 (BA9, 39 arrays) and 47 (BA47, 36 arrays). Values were derived from MAS5.0 array analysis.

Galfalvy et al. BMC Bioinformatics 2003 4:37   doi:10.1186/1471-2105-4-37