Table 7. Logistic regression analysis of variables in PMOLs malignant transformation.

Variables	OR (95% CI)	P-value
Univariate analysis
Age	1.03 (.98–1.08)	0.201
Sex	0.29 (.03–2.50)	0.262
Tobacco	2.20 (.42–11.27)	0.344
Alcohol	1.05 (.27–4.13)	0.938
Smoking	2.65 (.62–11.22)	0.184
FGF-2 expression	28.20 (3.29–241.72)	0.002
FGFR-2 expression	11.5 (2.20–59.91)	0.004
FGFR-3 expression	2.54 (.64–9.97)	0.180
Multivariate analysis
FGF-2 expression	19.91 (2.20–180.32)	0.008
FGFR-2 expression	7.22 (1.20–43.31)	0.031
Coexpression of FGF-2/FGFR-2	4.19 (1.81–9.71)	0.001

OR, Odds ratio; 95%CI, 95% confidence interval.