| | Variables | COR (95% CI) | value | AOR (95% CI) | value |
| | Residence | | | | | | Urban | 1 | — | 1 | — | | Rural | 3.80 (1.87, 7.71) | 0.000 | 3.29 (1.40, 7.22) | 0.012 | | Place of delivery | | | | | | Health institution | 1 | — | 1 | — | | Home | 7.39 (3.62, 15.10) | 0.000 | 3.35 (1.58, 8.38) | 0.010 | | ARV prophylaxis at birth | | | | | | Yes | 1 | — | 1 | — | | No | 10.36 (5.63, 19.09) | 0.000 | 5.83 (2.84, 11.94) | 0.000 | | Feeding practice | | | | | | ERF | 1 | — | 1 | — | | EBF | 5.69 (1.34, 24.24) | 0.019 | 4.86 (1.11, 21.40) | 0.036 | | MF | 85.10 (17.62, 410.87) | 0.000 | 42.21 (8.31, 214.38) | 0.000 | | Infant age at enrollment | | | | | | ≤6 weeks | 1 | — | 1 | — | | >6 weeks | 2.13 (1.11, 4.08) | 0.023 | 0.48 (0.19, 1.26) | 0.135 | | Mother enrolled | | | | | | Yes | 1 | — | 1 | — | | No | 3.13 (1.78, 5.49) | 0.000 | 1.11 (0.35, 3.51) | 0.814 | | PMTCT intervention | | | | | | On ART | 1 | — | 1 | — | | PMTCT | 2.36 (0.91, 6.09) | 0.077 | 1.76 (0.60, 5.11) | 0.282 | | None | 5.61 (2.25, 13.98) | 0.000 | 0.72 (0.16, 3.27) | 0.667 | | PMTCT mother-child pairs | | | | | | Both on ARV | 1 | — | 1 | — | | Either one on ARV | 2.42 (1.10, 5.29) | 0.027 | 1.60 (0.65, 3.93) | 0.303 | | Neither on ARV | 9.21 (4.69, 18.08) | 0.000 | 4.42 (2.01, 9.82) | 0.000 |
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