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Table 2 H&E histological evaluation using the IFG grading system [10]

From: Assessment of proliferating cell nuclear antigen (PCNA) expression at the invading front of oral squamous cell carcinoma

OSCC cases Degree of keratinization Nuclear polymorphism Pattern of invasion Host response Total score
1) 1 3 2 1 7
2) 1 2 2 1 6
3) 2 1 1 1 5
4) 2 3 1 1 7
5) 2 4 1 2 9
6) 1 3 2 1 7
7) 2 3 2 2 9
8) 3 3 2 1 9
9) 2 3 3 1 9
10) 3 4 3 3 13
11) 2 3 2 3 10
12) 2 4 3 1 10
13) 2 3 2 1 8
14) 1 2 2 1 6
15) 1 2 3 1 7
16) 1 2 2 1 6
17) 1 4 2 2 9
18) 3 2 1 1 7
19) 2 2 2 2 8
20) 1 2 3 2 8