[Retracted] Diagnostic Value of MRI Combined with CXCR4 Expression Level in Lymph Node Metastasis Head and Neck Squamous Cell Carcinoma

Table 4

Single-factor and multi-factor analysis of risk factors for lymphatic metastasis.

Factor	Classification	Single factor		Multi factor
		HR (95% CI)		HR (95% CI)
Degree of pathological differentiation	Low/high	0.549 (0.322–0.934)	0.027	0.407 (0.123–1.347)	0.141
TMN; Staging	2 stage/3 stage/4 stage	0.065 (0.036–0.117)	≤0.001	0.238 (0.111–0.507)	≤0.001
Vascular invasion	Negative/positive	0.165 (0.097–0.280)	≤0.001	19.983 (9.971–432.000)	≤0.001
CXCR4 expression levels	Continuous variable	0.847 (0.817–0.877)	≤0.001	0.665 (0.576–0.766)	≤0.001
Short axis diameter	<5	0.074 (0.042–0.132)	≤0.001	0.114 (0.047–0.280)	≤0.001
Signal strength	Uniform/uneven	18.237 (9.918–33.532)	≤0.001	5.512 (2.350–12.926)	≤0.001
Margins	Regular/irregular	7.156 (4.196–12.204)	≤0.001	0.763 (0.293–1.986)	0.579
Boundaries	Clear/unclear	7.864 (4.603–13.436)	≤0.001	1.410 (0.584–3.404)	0.444
T1W1 signal intensity	High intensity/low intensity	1.146 (0.709–1.854)	0.577	—	—
T2W1 signal intensity	High intensity/low intensity	0.094 (0.051–0.173)	≤0.001	0.311 (0.137–0.708)	0.005
ADC	Continuous variable	201.622 (24.793–1639.665)	≤0.001	3597.151 (111.264–116295.301)	≤0.001