Table 2

Independent risk factors for oncogenic and nononcogenic HPV infections

Oncogenic HPVNononcogenic HPV
OR (95% CI)aOR (95% CI)b
Age (yrs)
 15–191.001.00
 20–241.19 (0.68–2.10)0.55 (0.21–1.48)
 25–340.70 (0.40–1.21)0.38 (0.15–0.94)
 35–440.52 (0.26–0.96)0.39 (0.15–1.02)
 45–790.43 (0.21–0.87)0.17 (0.04–0.69)
PtrendP < 0.001P = 0.012
Lifetime no. of male partners
 11.001.00
 2–32.33 (1.64–3.32)1.84 (1.00–3.39)
 4–92.36 (1.47–3.78)1.64 (0.65–4.16)
 ≥103.94 (2.34–6.64)3.58 (1.37–9.32)
PtrendP < 0.001P = 0.008
No. of new partners in past 3 mos
 01.001.00
 11.16 (0.68–1.98)0.77 (0.18–3.23)
 ≥20.82 (0.35–1.93)3.56 (1.02–12.43)
Ptrend
Marital status
 Married/cohabiting1.001.00
 Single/divorced/separated1.79 (1.28–2.51)2.69 (1.55–4.68)
Chlamydia trachomatis infection
 No1.001.00
 Yes2.07 (1.35–3.16)1.24 (0.48–3.22)
Injectable contraceptive history
 Never1.001.00
 Past1.34 (0.92–1.96)1.52 (0.77–3.00)
 Current2.23 (1.39–3.57)2.51 (1.09–5.82)
Norplant history
 Never1.001.00
 Ever2.37 (0.94–5.97)4.22 (1.21–14.72)
  • a Adjusted for age, lifetime no. of male partners, marital status, injectable contraceptives, Norplant use, and concurrent Chlamydia infection.

  • b Adjusted for new partners in past 3 months, injectable contraceptives, and Norplant use.