Efficacy and Safety Analysis of Multislice Spiral CT-Guided Transthoracic Lung Biopsy in the Diagnosis of Pulmonary Nodules of Different Sizes

Table 7

Logistic multivariate regression analysis of the incidence of pulmonary hemorrhage in 78 patients.

Factor		SE	Wald	OR	95% CI
Needle track	1.159	0.452	6.575	3.187	1.314~7.729	0.011
	1.594	0.686	5.399	4.923	1.283~18.889	0.021
Small nodules	1.403	0.545	6.627	4.067	1.398~11.837	0.010