| HIV-exposed infants (HEI) tested 6–8 weeks | |||||||||||
 | Pre-period | Post-period (All) | Adjusted risk ratio | 95% CI | p-value | Post-period (HOPE) | Adjusted risk ratio | 95%CI | p-value | |||
 | N | % | N | % |  |  |  | N | % |  |  |  |
 < 20 years | 47 |  | 50 |  |  |  |  | 43 |  |  |  |  |
 Infants tested | 30 | 63.8 | 36 | 72.0 | 1.11 | 0.89–1.39 | 0.35 | 33 | 76.7 | 1.19 | 0.93–1.53 | 0.17 |
20–24 years | 176 |  | 232 |  |  |  |  | 180 |  |  |  |  |
 Infants tested | 123 | 69.9 | 182 | 78.4 | 1.10 | 1.02–1.19 | 0.01 | 152 | 84.4 | 1.19 | 1.13–1.26 |  < 0.0001 |
All | 223 | Â | 282 | Â | Â | Â | Â | 223 | Â | Â | Â | Â |
 Infants tested | 153 | 68.6 | 218 | 77.3 | 1.10 | 1.01–1.21 | 0.04 | 185 | 83.0 | 1.20 | 1.10–1.31 |  < 0.0001 |
 | HIV-exposed infants (HEI) PCR Test Results |  | ||||||||||
Pre-period | Post-period (All) | Post-period (HOPE) | Â | Â | Â | Â | Â | Â | ||||
 | N | % | N | % | N | % |  |  |  |  |  |  |
 < 20 years | 30 |  | 36 |  | 33 |  |  |  |  |  |  |  |
 Positive | 0 | 0.0 | 1 | 2.8 | 1 | 3.0 |  |  |  |  |  |  |
 Negative | 28 | 93.3 | 34 | 94.4 | 32 | 97.0 |  |  |  |  |  |  |
 Unknown | 2 | 6.7 | 1 | 2.8 | 0 | 0.0 |  |  |  |  |  |  |
20–24 years | 123 |  | 182 |  | 152 |  |  |  |  |  |  |  |
 Positive | 2 | 1.6 | 3 | 1.7 | 3 | 2.0 |  |  |  |  |  |  |
 Negative | 118 | 95.9 | 174 | 95.6 | 145 | 95.4 |  |  |  |  |  |  |
 Unknown | 3 | 2.4 | 5 | 2.8 | 4 | 2.6 |  |  |  |  |  |  |
All | 153 | Â | 218 | Â | 185 | Â | Â | Â | Â | Â | Â | Â |
 Positive | 2 | 1.3 | 4 | 1.8 | 4 | 2.2 |  |  |  |  |  |  |
 Negative | 146 | 95.4 | 208 | 95.4 | 177 | 95.7 |  |  |  |  |  |  |
 Unknown | 5 | 3.3 | 6 | 2.8 | 4 | 2.2 |  |  |  |  |  |  |