Skip to main content

Table 3 Prevalence of syphilis in association with social-demographic characteristics of the ANC attendees, Tanzania 2011

From: Prevalence of HIV and syphilis infections among pregnant women attending antenatal clinics in Tanzania, 2011

Variables Number Syphilis Prevalence cOR (95 % CI) P-value adOR (95 % CI) P-value adOR
Marital status       
Married 34,543 2.5 1   1  
Single 4565 2.2 0.90(0.733–1.12) 0.35 1.19(0.95–1.48) 0.12
Divorced 78 4 1.64(0.52–5.22) 0.40 1.47(0.458–4.69) 0.52
Other 103 1.9 0.78(0.19–3.2) 0.74 0.8(0.19–3.28) 0.76
Age group       
15–24 19,316 2.4 1   1  
25–34 16,321 2.8 1.37(1.19–1.57) <0.05 1.12(0.94–1.33) 0.20
35+ 3725 3.3 1.66(1.34–2.03) <0.05 1.06(0.81–1.39) 0.67
Not stated 336 1.6 0.77(0.31–1.86) 0.56 0.76(0.31–1.86) 0.55
Previous pregnancy       
0 10,487 1.7 1   1  
1–2 16,401 2.1 1.23(1.03–1.48) 0.06 1.13(0.93–1.39) 0.23
3–4 8121 3.3 1.94(1.60–2.35) <0.05 1.50(1.17–1.92) <0.05
>5 4004 4.2 2.48(2.00–3.08) <0.05 1.70(1.27–2.29) < 0.05
Not stated 694 1.6 0.95(0.52–1.76) 0.88 0.78(0.41–1.49) 0.46
Residence       
Urban 20,397 1.69 1   1  
Semi Urban 10,680 3.13 1.88(1.62–2.19) < 0.05 1.65(1.40–1.93) < 0.05
Rural 8621 3.2 1.89(1.61–2.24) < 0.05 1.37(1.14–1.65) <0.05
Education       
No Formal Education 6017 4.5 1   1  
Adult Education 255 3.2 1.40(0.44–4.46) 0.57 1.02(0.32–3.29) 0.97
Primary education 27,222 2.3 0.96(0.25–3.71) 0.96 0.73(0.19–2.85) 0.65
Secondary 5521 1.3 0.69(0.22–2.17) 0.52 0.58(0.18–1.87) 0.37
Post Secondary 581 0.7 0.39(0.12–1.28) 0.12 0.39(0.12–1.26) 0.12
Not stated 102 3.3 0.21(0.05–0.96) 0.04 0.22(0.05–0.99) 0.05
Duration of stay       
Less than 6 months 4991 2.2 1   1  
6 months and above 33,985 2.5 0.79(0.48–1.29) 0.34 1.01(0.61–1.67) 0.97
Not stated 722 2.8 0.89(0.56–1.42) 0.63 0.87(0.55–1.38) 0.56
  1. cOR crude odd ratio, aOR adjusted odd ratio, CI confidence interval