Table 1.

Patient characteristics according to grade of margin dysplasia

Characteristics	Mild (n=47)	Moderate (n=17)	Severe (n=8)	P-value
Age (years)
<60	21 (44.7%)	6 (35.3%)	4 (50%)	0.766
≥60	26 (55.3%)	11 (64.7%)	4 (50%)
Sex
Male	26 (55.3%)	12 (70.6%)	3 (37.5%)	0.295
Female	21 (44.7%)	5 (29.4%)	5 (62.5%)
Smoking history
Yes	20 (42.5%)	7 (41.2%)	2 (25%)	0.714
No	27 (57.5%)	10 (58.8%)	6 (75%)
Histological grade
Well differentiated	39 (82.9%)	15 (88.2%)	6 (75%)	0.792
Poorly differentiated	8 (17.1%)	2 (11.8%)	2 (25%)
Recurrence
Yes	7 (14.9%)	6 (35.3%)	3 (37.5%)	0.072
No	4 (85.1%)	11 (64.7%)	5 (62.5%)