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Table 2 Affymetrix quality metrics for all venipuncture samples.

From: Whole genome transcript profiling from fingerstick blood samples: a comparison and feasibility study

Donor

Collection

Scale Factor

Background

% Present

GAPDH 3'/5'

B-actin 3'/5'

1

venipuncture

3.10

30.3

56.9

2.9

1.9

2

venipuncture

2.82

29.4

56.4

3.0

1.7

3

venipuncture

3.15

29.0

56.2

2.3

1.7

4

venipuncture

2.52

30.1

56.6

3.0

1.8

5

venipuncture

2.63

28.4

54.1

2.8

1.7

Average

 

2.8

29.5

56.0

2.8

1.8

SD

 

0.3

0.8

1.1

0.3

0.1