Table 1.

Patient characteristics

Parameter	Stable	AECOPD	P value
N	53	19
Sex, female/male	21/31	7/12
Age, yr	63.03 ± 8.483	64.9 ± 8.672	ns
Height, m	1.676 ± 0.109	1.698 ± 0.091	ns
Weight, kg	69.67 ± 17.87	76.46 ± 21.75	ns
FEV1	0.864 ± 0.467	1.136 ± 0.599	ns
FEV1, %predicted	31.01 ± 12.36	39.66 ± 20.88	ns
FEV1/FVC	46.69 ± 14.47	58.37 ± 13.08	0.0195

Values are means ± SD. ns, not significant; GOLD, Global Initiative for Chronic Obstructive Lung Disease.