Table 2. Prevalence of human papillomavirus among the study subjects.

Status	Prevalence
	HPV positive	HPV negative
Overall
Cervical cancer cases (N=185)	154 (83.2%)	31 (16.8%)
Cancer-free females (N=209)	0 (0.0%)	209 (100.0%)
Cervical cancer cases only
Stratified by age group
20–39 years (N=25)	22 (88.0%)	3 (12.0%)
40–59 years (N=123)	103 (83.7%)	20 (16.3%)
60–79 years (N=37)	29 (78.4%)	8 (21.6%)
Stratified by cancer histopathology
Squamous cell carcinoma (N=125)	100 (80.0%)	25 (20.0%)
Adenocarcinoma (N=47)	43 (91.5%)	4 (8.5%)
Others (N=13)	11 (84.6%)	2 (15.4%)