Table 3.

Logistic regression of various variables’ abilities to predict malignant features.

	≤2 cm (n = 66)		All tumours (n = 227)
	OR	P	OR	P
Diameter	1.031	0.596	1.090	<0.001***
G1 vs G3	0.400	0.529	0.114	0.004**
G2 vs G3	1.22	0.892	0.400	0.245

OR = odds ratio. *P < 0.05; **P < 0.005; ***P < 0.001.