The type I interferon signature in leukocyte subsets from peripheral blood of patients with early arthritis: a major contribution by granulocytes

Table 3 Expected and observed contributions of leukocyte subsets to the interferon score in whole blood of patients with an interferon signature

	Expected	Observed	Direction	Mean fold difference	p Value
CD4	1.843 ± 1.715	0.521 ± 0.507	Exp > Obs	3.94 ± 1.71	0.0156
CD8	0.741 ± 0.504	0.156 ± 0.127	Exp > Obs	5.36 ± 2.90	0.0223
CD19	0.530 ± 0.499	0.298 ± 0.263	Exp > Obs	2.78 ± 0.68	0.0625
CD14	0.679 ± 0.594	0.126 ± 0.110	Exp > Obs	6.25 ± 2.53	0.0156
PMNs	11.71 ± 11.53	48.33 ± 65.89	Exp < Obs	3.35 ± 1.29	0.0078

Abbreviations: Exp expected, Obs observed, PMN polymorphonuclear granulocyte

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