Oxidative modification of albumin in the parenchymal lung tissue of current smokers with chronic obstructive pulmonary disease

Table 1 Patient characteristics of subjects prior to the removal of lung tissue

Classification	Normal Lung Function FEV₁/FVC > 70% FEV₁≥ 90% predicted	GOLD I FEV₁/FVC ≤ 70% FEV₁≥ 80% Predicted	GOLD II FEV₁/FVC ≤ 70% 50% ≤ FEV₁< 80% Predicted
No. subjects	16	13	9
Age	64.7 ± 14.1	68.2 ± 9.9	64.3 ± 12.3
Gender	6F	7F	2F
	10M	6M	7M
Pre- bronchodilator FEV1/FVC	0.78 ± 0.08	0.62 ± 0.04	0.53 ± 0.1
Smoking status	6 current smokers	5 current smokers	7 current smokers
	8 ex-smokers	5 ex-smokers	2 ex-smokers
	2 non-smokers	3 non-smokers

Tissue samples were taken from 38 patients. Patient details including age, gender, lung function given as the ratio of air that can be forcibly exhaled in one second (FEV1) to the forced vital capacity (FVC) pre-bronchodilator use and smoking status. Data given are the mean ± SD of each group.

ISSN: 1465-993X