Close Margins in Oral Cancers: Implication of Close Margin Status in Recurrence and Survival of pT1N0 and pT2N0 Oral Cancers

Table 2

Univariate analysis of factors associated with survival.

Factors	Total sample	Death; (%)	value
Site
Tongue	72	8 (11.1)	0.785
Buccal mucosa	28	3 (10.7)
Gingiva	4	0 (0.0)
Tobacco use
No	44	6 (13.6)	0.432
Yes	60	5 (8.3)
PORT
No	52	4 (7.7)	0.336
Yes	52	7 (13.5)
HPE Diagnosis
WDSCC	73	4 (5.5)	0.008
MDSCC	31	7 (22.6)
Margin status
Clear	36	2 (5.6)	0.234
Close	68	9 (13.2)
Lymphovascular Spread
Absent	103	11 (10.7)	0.762
Present	1	0 (0.0)
Perineural Invasion
Absent	100	10 (10.0)	0.264
Present	4	1 (25.0)
T Stage
T1	54	2 (3.7)	0.017
T2	50	9 (18.0)

Based on log-rank test.