The Time Course of Pulmonary Function Tests in COPD Patients with Different Levels of Blood Eosinophils

Table 2

Changes from baseline (0–4 yrs) and slope in EOS+ and EOS− COPD patients.

	Changes from baseline		Slope
	EOS−	EOS+	EOS−	EOS+
FEV1 (mL)	−30 ± 43	−114 ± 32	−12.2 ± 20.4	−31.4 ± 13.6
FVC (mL)	+129 ± 42	−17 ± 27	41.9 ± 20.2	−0.3 ± 11.6
FEV1/FVC (%)	−6.2 ± 2.0	−3.4 ± 1.3	−2.3 ± 1.0	−0.9 ± 0.6
RV (mL)	+140 ± 27	−32 ± 30	28.2 ± 13.0	−10.6 ± 13.05
TLC (mL)	+30 ± 21	−62 ± 16	5.4 ± 10.1	−17.1 ± 6.9

Slope significantly different from zero ().