Differences in the Clinical Characteristics of Early- and Late-Onset Asthma in Elderly Patients

Table 2

Difference in lung function between EOA and LOA in elderly subjects.

	Total (n = 176)	EOA (n = 92)	LOA (n = 84)	value
	Mean ± SD	Mean ± SD	Mean ± SD
FEV1 (% predicted)	0.79 ± 0.20	0.84 ± 0.18	0.73 ± 0.20	0.001
FVC (% predicted)	0.82 ± 0.15	0.85 ± 0.16	0.79 ± 0.13	0.006
FEV1/FVC	0.72 ± 0.18	0.75 ± 0.16	0.69 ± 0.20	0.005
FAO (no, %)	37	13	24	0.017
DLCO (% predicted)	0.87 ± 0.11	0.90 ± 0.12	0.83 ± 0.08	0.006

All parametric data are expressed as mean (standard deviation) unless stated otherwise.