Table 2

Unadjusted (panel A) and adjusted (panel B) regression models predicting the combined endpoint of retention in care and viral suppression during the first 12 months on ART
(A) Unadjusted associations (B) Adjusted associations *
RR 95% CI p-value RR 95% CI p-value
Patient age
<25 years 1.0 (ref) 1.0 (ref)
25-30 years 1.09 0.95-1.27 0.212 1.10 0.95-1.28 0.192
>30 years 1.19 1.03-1.39 0.019 1.20 1.03-1.39 0.018
Gestation at screening
<24 weeks 1.0 (ref) 1.0 (ref)
24-28 weeks 0.99 0.86-1.13 0.875 0.95 0.81-1.10 0.476
29-32 weeks 0.97 0.84-1.13 0.722 0.93 0.78-1.10 0.391
>32 weeks 0.97 0.80-1.18 0.768 0.92 0.73-1.16 0.466
Delay from screening to ART initiation
<14 days 1.0 (ref) 1.0 (ref)
14-20 days 0.95 0.80-1.12 0.549 0.96 0.81-1.14 0.655
21-27 days 0.97 0.80-1.18 0.777 0.95 0.77-1.17 0.654
28-34 days 1.07 0.90-1.26 0.448 1.04 0.85-1.26 0.708
>35 days 0.89 0.72-1.03 0.264 0.86 0.67-1.09 0.206

Associations are shown as risk ratios (RR) with 95% confidence intervals (CI).

* Adjusted associations are adjusted for all covariates shown.

Myer et al.

Myer et al. BMC Pregnancy and Childbirth 2012 12:94   doi:10.1186/1471-2393-12-94

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