Frequency of Human papillomavirus in women attending cervical cancer screening program in Chile

BMC Cancer

Table 2 HPV infection and its association with age

Age/HPV type	≤26 years			27–33 years			34–41 years			≥42 years
Age/HPV type	p	OR	95% CI	p	OR	95% CI	p	OR	95% CI	p	OR	95% CI
Single Infections
HPV 16	0.040	1.49	1.02–2.17	0.080	1.41	0.96–2.08	0.048	1.48	1.00–2.18	Reference
HPV 18	0.071	0.38	0.13–1.09	0.975	1.01	0.45–2.30	0.461	1.34	0.61–2.93	Reference
HPV 31	0.699	0.83	0.31–2.18	0.979	1.01	0.39–2.60	0.907	1.06	0.41–2.71	Reference
HPV 45	0.061	0.33	0.10–1.05	0.846	0.92	0.38–2.20	0.562	0.76	0.30–1.92	Reference
HPV 58	0.609	1.26	0.52–3.04	0.449	0.67	0.23–1.90	0.202	0.46	0.14–1.52	Reference
HR-HPV	0.406	1.29	0.71–2.37	0.410	1.30	0.70–2.40	0.122	1.61	0.88–2.93	Reference
LR-HPV	0.486	0.66	0.21–2.11	0.775	1.16	0.42–3.23	0.131	0.30	0.06–1.44	Reference
Multiple Infections
HPV 16/HRs	0.032	2.50	1.08–5.77	0.287	1.65	0.66–4.11	0.100	2.13	0.87–5.22	Reference
HPV 16/LRs	0.875	1.17	0.16–8.62	0.697	1.49	0.20–10.99	0.029	6.10	1.20–30.99	Reference
HPV 18/HRs	0.031	3.77	1.13–12.65	0.898	1.11	0.24–5.21	0.368	0.36	0.04–3.34	Reference
HPV 16/18	0.036	0.34	0.12–0.93	0.200	0.53	0.20–1.41	0.070	0.37	0.12–1.08	Reference
HPV 16/18/HRs	0.134	0.35	0.09–1.38	0.692	0.79	0.25–2.54	0.269	0.46	0.12–1.82	Reference
HRs-HPV	0.040	0.25	0.07–0.94	0.715	0.83	0.30–2.30	1000	1.00	0.37–2.70	Reference
HRs/LRs-HPV	0.111	3.81	0.74–19.74	0.107	4.01	0.74–21.73	-	0.00	0-.	Reference

Values in bold = p < 0.05; OR: Odd ratio; CI Confidence Interval
HRs-HPV High-risk-human papillomavirus. Multiple infections by HPV including 26, 33, 35, 39, 51, 52, 53, 56, 59, 66 and/or 68
LRs-HPV: Low-risk-human papillomavirus. Multiple infections by HPV including 6, 11, 42, 44, 55, 70, 72, 81 and/or 83

ISSN: 1471-2407