Table 2.
Clinical, phenotypic characteristics and status of HPV-DNA among the RB cases
| Characteristic | Number (%) | HPV positive N (%) | HPV negative N (%) | p value |
|---|---|---|---|---|
| Gender | ||||
| Male | 32 (52.5) | 2 (6.3) | 30 (93.7) | 0.285 |
| Female | 29 (47.5) | 4 (13.8) | 25 (86.2) | |
| Laterality | ||||
| Unilateral | 54 (88.5) | 6 (11.1) | 48 (88.8) | 0.045a |
| Bilateral | 7 (11.5) | 0 | 7 (100) | |
| Habitat | ||||
| Urban | 53 (86.9) | 6 (11.3) | 47 (88.7) | 0.125b |
| Rural | 8 (13.1) | 0 | 8 (100) | |
| Tumor differentiation | ||||
| Moderate differentiated | 5 (8.2) | 1 (20) | 4 (80) | 0.654 |
| Poorly differentiated | 3 (4.9) | 0 | 3 (100) | |
| Well differentiated | 33 (54.1) | 2 (6) | 31 (93.9) | |
| Un-known | 18 (29.5) | 3 (16.6) | 15 (83.3) | |
| Tumor extension | ||||
| Intra-ocular | 56 (91.8) | 5 (8.9) | 51 (91.1) | 0.585 |
| Extra-ocular | 5 (8.2) | 1 (20) | 4 (80) | |
aThe prevalence of HPV among unilateral was significantly higher than bilateral
bHPV among urban cases was insignificantly higher than rural ones