A Nomogram to Predict Benign/Malignant Mediastinal Lymph Nodes Based on EBUS Sonographic Features

Table 7

Univariate and multivariate logistic regression analyses of the training set for the EBUS-TBNA diagnosed benign cohort.

Characteristics	Univariate		Multivariate
	OR (95% CI)	value	OR (95% CI)	value
Long-axis	2.3 (1.55–3.41)	<0.001	2.05 (1.14–3.7)	0.017
Short-axis
≤1	Reference
>1	2.66 (1.25–5.65)	0.011	1.2 (0.4–3.61)	0.740
Long-axis/short-axis ratio
<1.5	Reference
≥1.5	0.83 (0.39–1.76)	0.63
Number of passes per node	1.39 (1.03–1.87)	0.032	1.0 (0.67–1.48)	0.998
Echo intensity
Hypoechoic	Reference
Hyperechoic	1.16 (0.12–11.4)	0.899
Isoechoic	2.32 (0.38–14.28)	0.364
Echogenicity
Homogeneous	Reference
Heterogeneous	6.07 (3.05–12.07)	<0.001	5.46 (2.33–12.78)	<0.001
Margin
Indistinct	Reference
Distinct	0.32 (0.11–0.96)	0.042	0.28 (0.08–1.04)	0.057
Blood flow
Lacking	Reference
Rich	1.54 (0.69–3.43)	0.286
Fusion
Absent	Reference
Present	3.56 (1.73–7.33)	0.001	1.07 (0.39–2.93)	0.902
Central hilar structure
Present	Reference
Absent	14.84 (6.49–33.92)	<0.001	13.11 (4.74–36.27)	<0.001