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Table 2 Risk factors associated with Rubella infection among pregnant women (N = 342) in Mwanza, 2013

From: Sero-positivity rate of rubella and associated factors among pregnant women attending antenatal care in Mwanza, Tanzania

Character Sero-status Crude Adjusted
  Positive Negative OR (95% CI) p-value OR (95% CI) p-value
  n (%) n (%)     
* Ɨ Age 25 [22–29] 23 [19–25] 1.1 (1.02-1.22) 0.019 1.2 (1.02-1.33) 0.021
Ɨ Residence       
Urban 146 (90.7) 15 (9.3) 1    
Rural 171 (94.5) 10 (5.5) 1.7 (0.77-4.01) 0.183 2.1 (0.7-6.7) 0.191
Ɨ Occupation       
Employed 25 (78.1) 7 (21.9) 1   1  
Farmers 202 (94.4) 12 (5.6) 4.7 (1.7-13.1) 0.003 4.9 (1.4-16.6) 0.011
Business 90 (93.8) 6 (6.3) 4.2 (1.3-13.6) 0.017 7.1 (1.9-26.3) 0.003
* Ɨ Gravidity 2 [1-4] 2 [1,2] 1.4 (0.99-1.86) 0.057 0.9 (0.6-1.4) 0.561
Trimester       
1st 13 (81.2) 3 (18.8) 1    
2nd 171 (91.0) 17 (9.0) 2.3 (0.6-8.9) 0.222 - -
3rd 133 (96.4) 5 (3.60) 6.1 (1.3-28.6) 0.021
*Gestational age 26 [20–32] 21 [18–26] 1.1 (1.001-1.12) 0.046 1.1 (0.99-1.12) 0.055
  1. *Median; ƗFactors adjusted for.