. Author manuscript; available in PMC: 2009 Mar 2.

Published in final edited form as: J Allergy Clin Immunol. 2009 Jan;123(1):146–152.e8. doi: 10.1016/j.jaci.2008.10.047

TABLE E6.

Results of univariate logistic linear regression of the percentage of GSSG in the ELF on clinical features of severe asthma^*

Dependent variable modeled	Regression coefficient (β)	SE	e^β	P value	95% CI
Hospitalization within the previous year^†
% GSSG	0.043	0.012	1.044	.001	(1.019–1.070)
Constant	−2.267	0.706	0.104	.001
Daily prednisone use^†
% GSSG	0.007	0.015	1.007	.615	(0.979–1.037)
Constant	−1.215	0.935	0.297	.194

Data are from the combined sample of subjects with severe asthma with and without airway obstruction, excluding adult and pediatric controls.

^†

Modeled as yes = 1, no = 0.