Table 2.

Multivariable logistic regression model which adjusts the cyclin effect [+] when facing many potential risk factors for its association with metastasis.

Variable	OR	CI90%	P
Cyclin [+]	2.7	0.6 a 11.6	0.267
Clinical staging III and IV	16.4	2.8 a 95.5	0.009
Tongue involvement	0.2	0.1 a 0.9	0.068
Vascular embolization	4.3	1.1 a 17.5	0.084
Cellular differentiation G3	8.1	1.2 a 53.4	0.069
Nerve involvement	0.5	0.1 a 2.1	0.460

OR: odds ratio; CI90%: Confidence Interval of 90%.