Table 1. Summary of concordance in gene expression.

	Pearson correlation coefficient
From cRNA hybridization (n = 4)	0.997 ± 0.0011
From RNA starting material (n = 4)	0.996 ± 0.0009
Leukocyte gene expression from same healthy subject over 24h (n = 4 subjects, four to six time points per subject)	0.991 ± 0.002
Leukocyte gene expression from individual healthy subjects (n = 17)	0.952 ± 0.0203
Individual leukocyte populations in different healthy subjects (n = 5)
T cells	0.977 ± 0.0059
Monocytes	0.970 ± 0.0106
Total WBCs	0.968 ± 0.0122
Comparing different cell types from same healthy subjects (n = 5)
Monocytes vs. T cells	0.879 ± 0.007
T cells vs. total WBCs	0.899 ± 0.011
Monocytes vs. total WBCs	0.942 ± 0.009
Leukocyte gene expression from individual trauma patients (n = 14)	0.919 ± 0.0349

WBC, white blood cell.