Table 3.

Multivariate logistic regression analysis of variables for cervical nodal metastasis adjusting for tumor sites

Variables	OR (95% CI)	P value	AUC (95% CI)
Maximal tumor diameter	0.979 (0.902‐1.063)	0.61	0.543 (0.416‐0.671)
Tumor depth	4.959 (2.290‐10.739)	<0.0001	0.966 (0.939‐0.993)
Lymphovascular invasion	12.911 (0.733‐227.551)	0.08	0.603 (0.490‐0.715)
Histological grading	2.681 (0.369‐19.462)	0.33	0.578 (0.456‐0.701)
Perineural invasion	0.405 (0.013‐12.778)	0.61	0.509 (0.383‐0.634)

Abbreviations: AUC, area under curve; CI, confidence interval; OR, odds ratio.

Bold value shows P‐value<0.05.