Table 5. Results of the multivariate logistic regression analysis in the group of 11-20 mm pulmonary nodules with plain scans (n=178).

	Partial regression coefficient	P	Odds ratio	95.0% confidence interval
Age	0.066	<0.001	1.068	(1.031,1.107)
Spiculated	1.38	0.001	3.974	(1.735,9.104)
Satellite lesions	–2.301	0.063	0.1	(0.009,1.137)
Vascular aggregation	1.656	<0.001	5.24	(2.207,12.442)
Constant	–4.233	<0.001	0.015	–