Table 2.

Multivariate analyses of factors for predicting spontaneous intranodular hemorrhage in benign PCTNs.

Nodule characteristics	β-Coefficient	OR	95% Confidence interval	P value
Nodule blood supply	2.837	17.072	5.423–53.740	<.001
Spongiform internal content	1.926	6.860	2.143–21.964	.001
Non-smooth margin	1.026	2.789	0.918–8.471	.070