Table 5
Heterogeneity of emphysema for chest CT and V/Q scintigraphic scores
Collateral ventilation
No collateral ventilation
p value
CT scores of heterogeneity
0.05
Homogeneous
9
1
Heterogeneous
4
6
Scintigraphic scores of heterogeneity
0.04
Homogeneous
8
1
Heterogeneous
6
7