Table 2.
Summary of population demographics by receipt of an HIV-PCR test at birth.
| Variable | Birth Test N=551 (%) |
No Birth Test N=551 (%) |
Total N=1102 (%) |
P-value |
|---|---|---|---|---|
| HIV PCR result for routine EID: | ||||
| Negative | 399 (72.4) | 468 (84.9) | 867 (78.7) | |
| Positive | 2 (0.4) | 2 (0.4) | 4 (0.4) | |
| Not tested | 150 (27.2) | 81 (14.7) | 231 (21.0) | <0.001 |
|
| ||||
| Age at routine EID testing (among infants tested) | ||||
| Mean (SD) | 59.6 (41.8) | 49.5 (22.8) | 54.1 (33.3) | <0.001 |
| 4–10 weeks | 337 (84.0) | 427 (90.9) | 764 (87.7) | |
|
| ||||
| Sex: | ||||
| Female | 279 (50.6) | 276 (50.1) | 555 (50.4) | 0.953 |
|
| ||||
| § Birthweight (g): | ||||
| Mean (SD) | 2781.4 (700.1) | 3173.5 (566.1) | 2977 (665.7) | |
| Low (<2500) | 184 (33.4) | 45 (8.2) | 229 (20.8) | <0.001 |
|
| ||||
| # Mode of Delivery | ||||
| C/S | 260 (47.2) | 260 (47.2) | 520 (47.2) | - |
|
| ||||
| § Gestation (wks) | ||||
| Preterm (<37) | 148 (26.9) | 50 (9.7) | 198 (18.0) | <0.001 |
|
| ||||
| Infant Feeding | ||||
| Breastfeeding | 438 (79.5) | 460 (83.48) | 898 (81.5) | 0.241 |
|
| ||||
| § Maternal Age (years) | ||||
| Mean (SD) | 28.2 (5.9) | 29.2 (5.3) | 28.7 (5.6) | |
| Adolescent mothers (<24) | 157 (28.5) | 102 (18.5) | 259 (23.5) | <0.001 |
|
| ||||
| Maternal population group | ||||
| Black African | 433 (78.6) | 454 (82.4) | 887 (80.5) | <0.001 |
|
| ||||
| Gravidity | ||||
| Mean (SD) | 2.5 (1.3) | 2.5 (1.2) | 2.5 (1.2) | 0.829 |
|
| ||||
| § PMTCT Coverage | ||||
| Received ART 12+weeks | v | - | 276 (50.1) | - |
| Received ART <12weeks | 218 (39.6) | - | 218 (39.6) | |
| No ART | 57 (10.3) | - | 57 (10.3) | |
|
| ||||
| § Default on Treatment | ||||
| Recorded default | 75 (13.0) | - | 75 (6.8) | - |
|
| ||||
| § Viral Load | ||||
| VL >1000 | 82 (14.2) | - | 82 (7.4) | - |
§
Criteria used to identify high risk infants eligible for a birth HIV PCR test.
#
Criteria for matching HIV-exposed infants who received a birth test to HIV-exposed infants who did not.)