Table 1.

ORs and corresponding 95% CIs of HPV16 or HPV18 seropositivity, by HPV DNA status (IARC HPV Prevalence Surveys)

HPV DNA statusTotal nHPV seropositivity
n (%)OR (95% CI)
HPV16
Negative6,359614 (9.7%)1
Positive: types not belonging to α-species 938671 (18.4%)1.3 (1.0–1.7)
Positive: types—other than 16—belonging to α-species 920663 (30.6%)2.3 (1.7–3.2)
Positive: HPV1612349 (39.8%)4.1 (2.8–6.1)
HPV18
Negative6,359514 (8.1%)1
Positive: types not belonging to α-species 7523100 (19.1%)1.6 (1.2–2.0)
Positive: types—other than 18—belonging to α-species 713616 (11.8%)0.9 (0.5–1.6)
Positive: HPV185613 (23.2%)2.2 (1.1–4.2)

NOTE: ORs were adjusted for age and study area.