Table 4.
Univariable linear regression of WLZ at birth N=501 |
Multivariable linear regression of WLZ at birth* N=300 |
|||
---|---|---|---|---|
Difference in WLZ (95%CI) | P-value | Difference in WLZ (95%CI) | P-value | |
ARVs in the first trimester | −0.18 (−0.53 to 0.16) | 0.29 | −0.40 (−0.80 to 0.003) | 0.05 |
No ARVs during pregnancy | 0.04 (−0.36 to 0.29) | 0.83 | 0.24 (−0.34 to 0.82) | 0.42 |
ARVs in the second or third trimester | 0 (reference) | - | 0 (reference) | - |
Univariable mixed-effects regression of WLZ over time (N=577) |
Multivariable mixed-effects regression of WLZ over time (N=340) |
|||
---|---|---|---|---|
Difference in WLZ (95%CI) | P-value | Difference in WLZ (95%CI) | P-value | |
ARVs in the first trimester | 0.01 (−0.19 to 0.22) | 0.91 | 0.03 (−0.20 to 0.26) | 0.80 |
No ARVs during pregnancy | −0.01 (−0.20 to 0.17) | 0.88 | −0.12 (−0.42 to 0.18) | 0.43 |
ARVs in the second or third trimester | 0 (reference) | - | 0 (reference) | - |
**CI, confidence interval; ARV, antiretroviral therapy; WLZ, weight-to-length-for-age z-score
Adjusted for mother's age (younger than 25 years or older), CD4 cell count (square root transformed), viral load (undetectable or detectable), year of birth, and family income.N=356 children