Polymorphism of E6 and E7 Genes in Human Papillomavirus Types 31 and 33 in Northeast China

Table 7

The associations of HPV31E7 variants with cervical disease.

	Grade of related cervical lesion
	Sample = 115	Normal = 63	Cervicitis = 8	CIN 1 = 18	CIN 2Y3 = 26	CC = 1
HPV31E701	0	0	0	0	0	0
HPV31E702	2	0	0	1	2	0
HPV31E703	50	33	4	7	6	0
HPV31E704	50	24	2	6	18	0
HPV31E705	4	1	2	1	0	0
HPV31E706	7	4	0	3	0	0
HPV31E707	0	0	0	0	0	0
HPV31E708	1	1	0	0	0	0
HPV31E709	1	0	0	0	0	1