Table 1 Demographic, clinico-pathological characteristics and frequency of different immunostaining profiles according to diagnosis among women from Sudan
|  | SCC n = 77a (%) | Other tumors n = 13 (%) | p value |
|---|---|---|---|
Age (years) | |||
 21–40 | 13 (18.6%) | 3 (23.1%) | 0.134 |
 41–60 | 36 (51.4%) | 3 (23.1%) | |
 61–80 | 21 (30.0%) | 7 (53.8%) | |
Pathological diagnosis | |||
 Keratinizing | 20 (26.0) |  | NA |
 Non-keratinizing | 53 (68.8) |  | |
 No data | 4 (5.2) | 13 (100) | |
p16INK4a immunostaining | |||
 Positive | 71 (92.2) | 10 (76.9) | 0.119 |
 Negative | 6 (7.8) | 3 (23.1) | |
HPV immunostaining | |||
 Positive | 7 (9.1) | 2 (15.4) | 0.384 |
 Negative | 70 (90.9) | 11 (84.6) | |
Ki-67 immunostaining | |||
 Positive | 47 (61.0) | 8 (61.5) | 0.314 |
 Negative | 5 (6.5) | 2 (15.4) | |
 No data | 25 (32.5) | 3 (23.1) | |