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Table 3 Logistic regression analysis of some risk factors for HPV infection

From: Epidemiological patterns of cervical human papillomavirus infection among women presenting for cervical cancer screening in North-Eastern Nigeria

  Regression Coefficient P-value Odds ratio 95 % CI
Level of education     
 No formal education (REF)    1.000  
 Primary 0.818 0.301 2.267 0.481–10.680
 Secondary −0.223 0.809 0.800 0.131–4.874
 OND/NCE/HND 0.811 0.286 2.250 0.507–9.993
 University graduate 2.219 0.010* 9.200 1.698–49.858
 Others 0.501 0.502 1.650 0.383–7.109
Age at sexual debut     
 ≥18 years (REF)    1.000  
 <18 years −0.794 0.009* 0.452 0.249–0.821
Parity     
 Nulliparous (REF)    1.000  
 primiparous 1.204 0.174 3.333 0.588–18.891
 Multiparous 3.091 0.002* 22.000 3.076–157.341
 Grandmultiparous 1.981 0.004* 7.250 1.905–27.598
 Great-grand multiparous 0.882 0.199 2.417 0.629–9.290
Sexual partner (s)     
 Single (REF)    1.000  
 Multiple 1.043 0.006* 2.838 1.340–6.011
Age at primigravidity     
 18–28 years (REF)    1.000  
 <18 years −1.386 0.109 0.250 0.046–1.365
 >28 years −0.033 0.966 0.967 0.210–4.466
History of other malignancies     
 No (REF)    1.000  
 Yes 0.363 0.398 1.437 0.619–3.336
  1. * = Statistically significant (i.e. <0.05)
  2. REF Reference Category, OND Ordinary National Diploma, HND Higher National Diploma, NCE National Certificate of Education