Prevalence and Genotype Distribution of Human Papillomavirus in Invasive Cervical Cancer, Cervical Intraepithelial Neoplasia, and Asymptomatic Women in Southeast China

Table 1

HPV positive rate and proportion of multiple-type infection according to cervical pathology status.

Cervical Pathology status (total no. examined)	HPV positive rate (%)	Single-type infection (%)	Multiple-type infection (%)
			2HPV types	3HPV types	4 or more HPV type
Normal (654)	251 (38.4%)	77 (11.7%)	81 (12.4%)	68 (10.4%)	25 (3.9%)
Cervical intraepithelial neoplasia (CIN)
CIN1 (528)	425 (80.5%)	272 (51.5%)	95 (17.9%)	46 (8.7%)	12 (2.4%)
CIN2 (625)	516 (82.6%)	346 (55.3%)	105 (16.8%)	41 (6.6%)	24 (3.9%)
CIN3 (714)	659 (92.3%)	522 (73.1%)	111 (15.5%)	26 (3.7%)	0
Invasive cervical cancer (ICC)
Squamous cell carcinoma (326)	318 (97.5%)	254 (77.9%)	47 (14.5%)	14 (4.3%)	3 (0.8%)
Adenocarcinoma (121)	113 (93.4%)	91 (75.3%)	18 (14.8)	4 (3.3%)	0

All study samples are included as denominator.