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Table 3 Factors associated with HBV infection among pregnant women attending antenatal clinic at Felegehiwot referral hospital, Bahirdar, North West, Ethiopia, 2018, (n = 338)

From: Risk factors associated with hepatitis B virus infection among pregnant women attending antenatal clinic at Felegehiwot referral hospital, Northwest Ethiopia, 2018: an institution based cross sectional study

Characteristics HBV status of the mothers p-value
Positive % Negative % COR (95% CI) AOR/ (95% CI)
Residence
 Rural 7 71 0.4 (0.2, 1.1) 0.6 (0.2, 2.1) 0.34
 Urban 9 251 1 1  
Educational level
 No formal education 8 63 0.2 (0.1, 0.9) 0.3 (0.1, 1.2) 0.09
 Primary 4 64 0.5 (0.1, 1.2) 0.6 (0.1, 2.6) 0.42
 Secondary 1 81 2.2 (0.3, 20.9) 2.6 (0.3, 23.2) 0.5
 College and above 3 114 1 1  
Previous place of birth
 Health facility 9 150 0.8 (0.3, 2.5) 1.1 (0.2, 9.6) 0.98
 Home 4 48 2.5 (0.7, 9.4) 1.5 (0.2, 19.8) 0.78
 No birth 3 124 1 1  
No of pregnancy
 Primigravida 2 102 1 1  
 Multigravida 12 200 0.33 (0.07, 1.49) 0.6 (0.2, 3.3) 0.53
 Grand multigravida 2 20 0.20 (0.03, 1.48) 0.9 (0.1, 8.9) 0.89
History of blood transfusions
 Yes 3 17 4.2 (1.08, 16) 5.2 (1.2, 22.3) 0.03*
 No 13 305 1 1  
History of sharing sharp materials
 Yes 3 29 2.4 (0.7, 8.7) 1.2 (0.3, 5.1) 0.81
 No 13 293 1 1  
History of unprotected multiple sexual partners
 Yes 3 19 3.7 (1, 14.1) 4.6 (1.1, 19.6) 0.04*
 No 13 303 1 1  
History of unsafe injection of drugs
 Yes 1 4 5.3 (0.6, 50.4) 6.5 (0.6, 76.8) 0.2
 No 15 318 1 1  
History of body tattooed
 Yes 12 166 2.9 (1, 9) 1.6 (0.5, 6) 0.5
 No 4 156 1 1  
History of traditional tonsillectomy
 Yes 10 87 4.5 (1.6, 12.8) 3.3 (1.1, 10.1) 0.03*
 No 6 235 1 1  
  1. * p < 0.05