Table 2

Comparison between p16INK4A staining intensity and human papillomavirus (HPV) status

NP16INK4A staining intensityHPV -iveHPV-6/11HPV-16HPV-18HPV-31HPV-33
Not all cases included in our study were evaluated for HPV status. Staining intensity: 0, no positive p16INK4A staining; 1, <10% positive p16INK4A staining; 2, >10% but <50% positive p16INK4A staining; 3, >50% positive p16INK4A staining.
CIN, cervical intraepithelial neoplasia; cGIN, cervical glandular intraepithelial neoplasia; N, number of cases tested for HPV.
Normal20018/20 (90%)2/20 (10%)
1
2
3
Total90%10%
cGIN30
1
2
33/3 (100%)
Total100%
CIN 1290
12/29 (7%)3/29 (10%)
22/29 (7%)1/29 (4%)
321/29 (72%)
Total14%14%72%
CIN2280
13/28 (11%)2/28 (7%)
28/28 (28%)1/28 (4%)
314/28 (50%)
Total11%7%78%4%
CIN33601/36 (3%)
11/36 (3%)1/36 (3%)
21/36 (3%)8/36 (22%)2/36 (5%)
320/36 (56%)2/36 (5%)
Total9%3%78%10%
Invasive90
1
2
39/9 (100%)
Total100%