Table 3: Multinomial Logistic Regression for Model 2.
Negative |
Positive |
|||||||||
B |
SE |
Wald |
p. |
Exp (B) |
B |
SE |
Wald |
p. |
Exp (B) |
|
Intercept |
2.19 |
0.29 |
57.72 |
0.000 |
-4.96 |
1.12 |
19.76 |
0.000 |
||
Anal sex (No) |
0.10 |
0.14 |
0.51 |
0.477 |
1.11 |
-0.24 |
0.32 |
0.58 |
0.448 |
0.79 |
Transaction sex (No) |
0.10 |
0.07 |
2.05 |
0.152 |
1.10 |
0.16 |
0.16 |
1.03 |
0.310 |
1.18 |
Alcohol before sex (No) |
0.01 |
0.05 |
0.05 |
0.827 |
1.01 |
-0.69 |
0.10 |
47.04 |
0.000 |
0.50 |
Condom use (Frequent use) |
0.31 |
0.06 |
28.10 |
0.000 |
1.36 |
1.77 |
0.11 |
268.70 |
0.000 |
5.85 |
Number of partners (None) |
-0.12 |
0.08 |
1.99 |
0.158 |
0.89 |
0.28 |
0.22 |
1.55 |
0.213 |
1.32 |
Number of partners (One) |
-0.09 |
0.06 |
2.59 |
0.108 |
0.92 |
-0.13 |
0.15 |
0.70 |
0.402 |
0.88 |
Union (Polygamous) |
1.20 |
0.07 |
336.11 |
0.000 |
3.31 |
0.43 |
0.16 |
7.11 |
0.008 |
1.54 |
Union (Non-polygamous) |
1.15 |
0.04 |
663.15 |
0.000 |
3.15 |
0.69 |
0.11 |
42.53 |
0.000 |
2.00 |
Age |
-0.02 |
0.00 |
312.19 |
0.000 |
0.98 |
0.02 |
0.00 |
23.67 |
0.000 |
1.02 |
Gender (Female) |
0.80 |
0.04 |
438.57 |
0.000 |
2.22 |
1.61 |
0.10 |
255.91 |
0.000 |
5.01 |
Education: University |
1.54 |
0.23 |
46.26 |
0.000 |
4.65 |
-0.80 |
1.04 |
0.60 |
0.438 |
0.45 |
Education: Secondary |
0.84 |
0.07 |
150.98 |
0.000 |
2.31 |
0.10 |
0.19 |
0.30 |
0.587 |
1.11 |
Education: Primary |
0.47 |
0.05 |
93.49 |
0.000 |
1.56 |
0.67 |
0.12 |
29.49 |
0.000 |
1.96 |
Region (Urban) |
0.09 |
0.05 |
2.94 |
0.087 |
1.10 |
0.60 |
0.12 |
27.1 |
0.000 |
1.82 |
Wealth Quantile 1 |
-0.62 |
0.08 |
61.77 |
0.000 |
0.54 |
-0.43 |
0.19 |
5.25 |
0.022 |
0.65 |
Wealth Quantile 2 |
-0.41 |
0.08 |
28.80 |
0.000 |
0.66 |
-0.12 |
0.18 |
0.47 |
0.495 |
0.89 |
Wealth Quantile 3 |
-0.22 |
0.07 |
9.38 |
0.002 |
0.80 |
0.33 |
0.16 |
4.53 |
0.033 |
1.39 |
Wealth Quantile 4 |
-0.01 |
0.07 |
0.04 |
0.839 |
0.99 |
0.16 |
0.15 |
1.08 |
0.298 |
1.17 |
Age sex debut (< 15 years) |
-0.53 |
0.10 |
29.91 |
0.000 |
0.59 |
0.25 |
0.25 |
0.95 |
0.33 |
0.78 |
Age sex debut (15-24 years) |
-0.19 |
0.09 |
5.08 |
0.024 |
0.83 |
-0.06 |
0.22 |
0.08 |
0.781 |
0.94 |
Note: p < 0.05. The reference category for the outcome is unknown HIV status. The reference categories for the independent variables are those not in parentheses. Final Model Fitting χ2 = 2804.30, p = 0.000; Pearson χ2 (21636, N = 20,831) = 23748.6, p = 0.000; Deviance χ2 (21636, N = 20,831) = 16438.6, p = 1.000; Cox and Snell = 0.126; Nagelkerke pseudo R2 = 0.169; McFadden = 0.098.