Intraoperative Assessment of Surgical Margins of Oral Squamous Cell Carcinoma Using Frozen Sections: A Practical Clinicopathological Management for Recurrences
Table 1
Clinicopathological summary and recurrence status of 236 cases of oral epithelial lesions.
Clinicopathological parameters
Clinical outcomes
P-value for difference between relapse-free and relapse groups
Relapse-free ()
Relapse ()
Number of cases
Ratio ()
Number of cases
Ratio ()
Sex
Male
115
60.2
18
40.0
0.019
Female
76
39.8
27
60.0
Location
Tongue
77
40.3
14
31.1
0.308
Gingiva
77
40.3
22
48.9
0.317
Buccal mucosa
22
11.5
7
15.6
0.454
Floor of the mouth
15
7.9
2
4.4
0.537
Histopathological diagnosis of main focus
Squamous cell carcinoma (SCC)
120
62.8
35
77.8
0.080
T1
30
15.7
7
15.6
0.655
T2
41
21.5
12
26.7
1.000
T3
8
4.1
5
11.1
0.171
T4
41
21.5
11
24.4
0.841
Carcinoma in situ (CIS)
44
23
6
13.4
0.223
Epithelial dysplasia, moderate
11
5.8
2
4.4
1.000
Epithelial dysplasia, mild
16
8.4
2
4.4
0.538
Intraoperative assessment of surgical margins by frozen sections