Table 1

The association between HIV and sociodemographic, sexual behavior and risk perception among 2654 pregnant women in Moshi Tanzania.

Predictor
N
(%)
% HIV positive
Unadjusted OR (95% CI)
P value

Age (completed years)
     14 – 19
471
(17.7)
2.8
1


     20 – 24
996
(37.5)
5.9
2.22
1.20 – 4.09
0.01
     25 – 29
664
(25.0)
10.1
3.95
2.16 – 7.25
<0.001
     30 – 34
382
(14.4)
9.2
3.55
1.85 – 6.82
<0.001
     35 – 39
117
(4.4)
8.5
3.29
1.41 – 7.71
0.006
     40 +
24
(0.9)
0.0
-
-

Years of residence in Moshi
     3 +
2095
(78.9)
6.4
1


     1 – 2 years
391
(14.7)
7.7
1.22
0.81 – 1.84
0.35
     <1 year
168
(6.3)
11.9
1.98
1.20 – 3.26
0.007
Alcohol consumption
     No
1833
(69.1)
5.8
1


     Occasionally/weekly
770
(29.0)
9.2
1.66
1.21 – 2.26
0.002
     Daily
51
(1.9)
13.7
2.59
1.14 – 5.89
0.02
Marital status
     Married
1624
(61.2)
6.0
1


     Cohabiting
790
(29.8)
8.1
1.39
1.00 – 1.93
0.05
     Single/separated/divorced
240
(9.1)
9.6
1.67
1.04 – 2.69
0.04
Polygamy relationship †
     No
2245
(84.6)
6.0
1


     Yes
296
(11.2)
15.2
2.80
1.95 – 4.02
<0.001
Number of pregnancies
     1st pregnancy
968
(36.4)
3.5
1


     2nd pregnancy
700
(26.4)
9.0
2.72
1.77 – 4.17
<0.001
     3rd or more
986
(37.1)
8.8
2.66
1.17 – 3.99
<0.001
Age at first sex (years)
     19 +
1068
(40.2)
5.7
1


     16 – 18 years
1208
(45.5)
7.0
1.25
0.89 – 1.76
0.19
     9 – 15 years
378
(14.2)
10.1
1.85
1.21 – 2.82
0.005
Number of lifetime sexual partners
     1
1490
(56.1)
2.3
1


     2
834
(31.4)
9.8
4.53
3.02 – 6.79
<0.001
     3
237
(8.9)
17.7
8.95
5.58 – 14.37
<0.001
     4 +
93
(3.5)
26.9
15.28
8.66 – 26.97
<0.001
Casual partner in the past 12 months
     No
2537
(95.6)
6.7
1


     Yes
117
(4.4)
11.1
1.73
0.95 – 3.14
0.07
Ever used a condom
     No
1984
(74.8)
6.0
1


     Yes
670
(25.2)
9.7
1.68
1.23–2.31
0.001
Perceived risk of HIV infection
     No risk
891
(33.6)
5.6
1


     Small risk
1006
(37.9)
7.4
1.34
0.92 – 1.94
0.13
     Moderate risk
119
(4.5)
10.1
1.89
0.97 – 3.66
0.06
     High risk
45
(1.7)
17.8
3.64
1.61 – 8.22
0.002
     Don't know
593
(22.3)
6.7
1.22
0.79 – 1.87
0.37

113 women excluded because currently they do not have a steady partner

Msuya et al. AIDS Research and Therapy 2006 3:27   doi:10.1186/1742-6405-3-27