Predictive Factors of Nonmalignant Pathological Diagnosis and Final Diagnosis of Ultrasound-Guided Cutting Biopsy for Peripheral Pulmonary Diseases

Table 4

Results of multivariate logistic regression analysis to determine distinguishing features of final malignant and benign diagnoses of nonmalignant biopsies.

Variables/categories	B	SD		OR	95% CI
Lesion size (mm)	0.024	0.009	0.005	1.025	1.007–1.043
Lesion location 1 (ref. = left lung)
Right lung	0.138	0.309	0.657	1.147	0.626–2.104
Lesion location 2 (ref. = upper lobe)
Middle and lower	0.569	0.351	0.105	1.766	0.887–3.516
Patient position (ref. = supine)
Lateral	−0.699	0.464	1.132	0.497	0.20–1.234
Prone	0.147	0.445	0.742	1.158	0.484–2.771
Lesion type (ref. = solid)
Subsolid	0.803	0.381	0.035	2.321	1.057–4.712
Nondiagnostic (ref. = non-specific benign)
Atypical cell present	3.539	1.103	0.001	34.421	3.959–299.263
Insufficient	1.922	0.386	<0.001	6.837	3.210–14.563