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. Author manuscript; available in PMC: 2011 May 1.
Published in final edited form as: J Allergy Clin Immunol. 2010 Apr 15;125(5):1028–1036.e13. doi: 10.1016/j.jaci.2010.02.008

Table II.

Three Comparisons of Inflammatory Protein Microarray Data in Subjects (all treated with corticosteroids) Stratified by Sputum Eosinophils (Eos) and Neutrophils (Neu). Comparison 1 examines differences in mediators between elevated Eos+low Neu and elevated Neu+low Eos; comparison 2 examines differences between elevated Eos+low Neu and elevated Eos+elevated Neu; comparison 3 examines differences between low Neu and elevated Neu without considering Eos. Highlighted proteins were observed to meet criteria in all 3 comparisons.

Protein 1. ≥2%Eos+ <40%Neu (N=6) vs <2%Eos+ ≥40%Neu (N=7) 2. ≥2% Eos+ <40%Neu (N=6) vs ≥2% Eos + ≥40% Neu (N=8) 3. <40% Neu (N=9) vs ≥40% Neu (N=15)
False positive rate=0–1% False positive rate=0% False positive rate=0–1%
Criteria Failure* Increase for ≥40% Neu Fold change Criteria Failure* Increase for ≥40% Neu Fold change Criteria Failure* Increase for ≥40% Neu Fold change
BDNF a 3.3 2.2
BLC a 3.2 a
BMP-4 3.3 3.8 2.4
BMP-6 5.5 6.2 3.2
CK b8-1 a, b b 2.2
EGF 2.9 3.4 2.0
Eotaxin-2 3.0 5.3 2.1
Eotaxin-3 3.6 3.6 2.7
FGF-7 2.2 2.5 b
GCP-2 4.0 3.2 2.7
GDNF a 2.5 a, b
GM-CSF a, b 3.8 b
HGF a ns 3.1
I-309 a 2.3 b
IFN-γ 2.6 a a, b
IGFBP-1 2.6 2.7 2.1
IGFBP-2 11.7 16.1 7.7
IGF-1 3.1 3.3 b
IL-1β 9.0 8.4 6.8
IL-2 4.1 2.9 2.1
IL-4 5.9 4.2 2.2
IL-6 3.1 3.5 3.2
IL-10 2.7 3.8 2.1
IL-13 2.8 a a
IL-15 2.1 3.5 2.4
LIGHT 2.1 3.3 2.8
MCP-1 a 2.7 2.4
MCP-2 3.8 2.5 a
MDC a, b 3.0 b
MIP-1δ 3.9 3.6 2.6
MIP-3α 3.0 4.8 3.0
NT-3 2.4 a, b 2.3
SCF 2.4 2.6 2.1
SDF-1 a 3.3 a, b
TARC a a, b 2.4
TIMP-2 ns ns 2.1
TNF-α 4.8 5.5 2.8
TRAIL R3 ns ns 2.5
uPAR ns ns 3.3
*

ns = not significant (q>5%);

a

scored <1;

b

fold increase <2.