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

Table 1

Demographic, prognostic factors of the sample.

Factors	Total sample	Close margin; (group 1)	Clear margin; (group 2)
Site
Tongue	72	40	32
Buccal mucosa	28	24	4
Gingiva	4	4	0
Tobacco use
No	44	28	16
Yes	60	40	20
PORT
No	52	33	19
Yes	52	35	17
HPE diagnosis
WDSCC	73	44	29
MDSCC	31	24	7
Lymphovascular spread
Absent	103	67	36
Present	1	1	0
Perineural invasion
Absent	100	65	35
Present	4	3	1
T stage
T1	54	30	24
T2	50	38	12