STUDY DESIGN: Secondary data analysis from a randomized breastfeeding
trial including 947 HIV-infected women (n 5982 visits) from
breastfeeding initiation until 6 months postpartum; 1 month after
breastfeeding cessation; or loss to follow-up or death. Generalized estimating
equations assessed the effects of breastfeeding pattern and
maternal HIV status on breast pathology.