Quantification and Evaluation of the Role of Antielastin Autoantibodies in the Emphysematous Lung

Table 1

Patient characteristics.

	Control	COPD	Z-A1ATD	CF
No. of subjects	11	14	5	15
Age, yr (±SD)¹	59.3 ± 24.1	67.1 ± 8.9	41.6 ± 19.8	28.3 ± 10.2
Sex, % M/F²	73/27	64/36	60/40	53/47
BMI³, kg/m² (±SD)¹	25.6 ± 1.7	24.8 ± 5.3	27.3 ± 3.2	24.1 ± 2.3
FEV1^4, % predicted (±SD)¹	—	45.6 ± 23.0	92.0 ± 25.7	43.5 ± 26.4
FVC^5, % predicted (±SD)¹	—	74.4 ± 29.2	106.6 ± 16.5	62.1 ± 23.4

¹±SD, ±standard deviation.
²M/F, male/female.
³BMI, body mass index.
⁴FEV1, forced expiratory volume in 1 second.
⁵FVC, forced vital capacity.