Results
Population
A total of 3321 couples were included in this analysis:
1085 (32.7%) in which the man was infected with HIV-1
and 2236 (67.3%) in which the woman was HIV-1 infected
(Table 1). Most couples were married and cohabitating.
Among HIV-1-infected participants, the median CD4 cell
count was 461 cells/ ml and median plasma HIV-1 RNA
concentration was 4.1 log10 copies/ml