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Table 5 Univariable and multivariable logistic regression analysis of the factors associated with specific HIV seropositivity among 499 pregnant women attending ANC’s in Mwanza-rural Tanzania

From: Treponema pallidum infection predicts sexually transmitted viral infections (hepatitis B virus, herpes simplex virus-2, and human immunodeficiency virus) among pregnant women from rural areas of Mwanza region, Tanzania

Characteristics HIV
Seropositivity (%)
Univariable P – value Multivariable P – value
Age 28 [IQR 25–32] 1.06[1.00–1.13] 0.044 1.02[0.93–1.13] 0.571
*Parity 3 [IQR 1–5] 1.2 [1.08–1.51] 0.003 1.09[0.80–1.47] 0.559
Gestational age 22 [IQR 20–32] 0.99 [0.94–1.03] 0.679   
Number sexual of partners 3 [IQR 1–5] 1.04 [0.96–1.12] 0.304   
Age at first sex 17[IQR:15–20] 1.02[0.97–1.06] 0.319   
Occupation
 Employed (143) 7(4.9) ref    
 Peasant (277) 16(5.8) 1.19[0.47–2.94] 0.707   
 House wife (79) 2(2.5) 0.50[0.10–2.48] 0.401   
Education
 Secondary (91) 3 (3.3) ref    
 Primary (319) 15(4.7) 1.45[0.40–5.11] 0.566   
 Never attended (89) 7(7.9) 2.50[0.62–10.00] 0.194   
Marital status
 Married (464) 28(6.03) ref    
 Not married (35) 1(2.86) 2.18[0.29–16.54] 0.450   
History of genital ulcer
 No (452) 22(4.9) ref    
 Yes (47) 3(6.4) 1.33[0.38–4.63] 0.651   
Genital ulcers
 Absent (471) 22(4.7) ref    
 Present (28) 3 (10.7) 2.44 [0.68–8.73] 0.167 1.65[0.40–6.80] 0.485
History of STIs
 No (261) 13(4.98) ref    
 Yes (238) 16 (6.72) 1.37 [0.65–2.92] 0.408   
*Syphilis status
 Negative (479) 19(4.0) ref    
 Positive (20) 6 (30) 10.37[3.59–29.97] < 0.001 8.63[2.81–26.45] < 0.001
  1. *Parity and syphilis status were subjected on multivariable analysis adjusted by age