Table 2.

Radiological phenotypes of COPD patients (that could expectorate sputum) with or without chronic colonization of Haemophilus influenzae during stable phase

Clinical characteristics	No chronic colonization with H. influenzae	Chronic colonization with H. influenzae	Chi-square
Emphysema			P=0.15
Yes, n=27	17	10
No, n=4	4	0
Bronchiectasis			P=0.008
Yes, n=4	0	4
No, n=27	21	6
Bronchial wall thickening			P=0.071
Yes, n=28	19	9
No, n=3	2	1

Note: Bold number depicts significant value.