[Retracted] HPV-16 Expression and Loss of Cell Differentiation in Primary Bladder Tumors

Table 5

Correlation analysis of HPV-16 expression with tumor differentiation and age in patients.

General information		HPV positive ()	HPV negative ()
Age (years)				1.709	0.425
<65	28	9 (32.14)	19 (67.86)
65~74	24	11 (45.83)	13 (64.17)
≥75	5	1 (20.00)	4 (80.00)
Degree of differentiation
Upper differentiation	6	2 (33.33)	4 (66.67)	1.417	0.492
Moderately differentiated	24	6 (25.00)	18 (75.00)
Bottom differentiation	27	11 (40.74)	16 (59.26)