Table 3.

Radiographic factors associated with visceral pleural invasion in subsolid lung adenocarcinoma

Variable	OR	95% CI	p-value
Relation with pleura
A(–) I(–)	N/A	N/A	N/A
A(+) I(–)	0.12	0.02-0.98	0.048
A(–) I(+)	0.10	0.03-0.31	< 0.001
A(+) I(+)	Reference
Size of the solid portion
Absent solid portion	N/A	N/A	N/A
Solid portion ≤ 5 mm	0.13	0.02-1.02	0.052
Solid portion 5-8 mma)	0.44	0.12-1.65	0.221
Solid portion ≥ 8 mm	Reference
Longest diameter, by cm	1.24	0.93-1.64	0.144

OR, odds ratio; CI, confidence interval; A, attachment; I, indentation; N/A, not applicable.

^a)Excludes 5 and 8 mm.