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

Table 4

Univariate analysis for risk of recurrence in the population.

Factors	Total sample	Locoregional recurrence; (%)	value^δ
Tobacco use
Yes	60	5 (8.3)	0.740
No	44	5 (11.4)
HPE diagnosis
WDSCC	73	4 (5.5)	0.062
MDSCC	31	6 (19.4)
Margin status
Clear	36	2 (5.6)	0.488
Close	68	8 (11.8)
Perineural invasion
Absent	100	9 (9.0)	0.337
Present	4	1 (25.0)
T stage
T1	54	2 (3.7)	0.046
T2	50	8 (16.0)

Using either chi-square test or Fisher’s exact test as appropriate.