Table 2.

Relationship of Cell Type Counts and Proportions to Forced Expiratory Volume in 1 Second % of Predicted in 4,558 Smokers in COPDGene

	Cell Type Count (1,000 Cells/μl)		Cell Type Proportion
	β	P value	β	P value
Neutrophils	−3.53 (0.22)	<0.001	−0.48 (0.04)	<0.001
Lymphocytes	2.34 (0.51)	<0.001	0.58 (0.04)	<0.001
Monocytes	−21.84 (1.88)	<0.001	−0.29 (0.16)	0.06
Eosinophils	−21.25 (3.06)	<0.001	−0.54 (0.22)	0.02
Basophils	−33.28 (9.81)	0.001	0.09 (0.7)	0.89

Definition of abbreviations: β = change in forced expiratory volume in 1 second per unit change in cell count or proportion; COPD = chronic obstructive pulmonary disease.

Each row corresponds to a separate univariate model.