Table 2. Binary logistic regression analysis of independent risk factors for SHLNM.

Variable		OR	95%CI		p value
			Lower	Upper
Depth
	T4a vs T2–3	5.921	1.786	19.628	0.004
Location					0.001
	Greater vs Lesser	8.630	1.942	38.352	0.005
	Anterior vs Lesser	42.265	2.516	710.016	0.009
	Posterior vs Lesser	15.949	3.583	71.003	0.001
	Circum vs Lesser	9.678	3.395	27.593	0.001
No.7	positive vs negative	3.996	1.429	11.176	0.008
No.11	positive vs negative	4.513	1.725	11.801	0.002