CD8A and sexually transmitted disease: There were no statistically significant differences in viral load or in CD4+ and CD8+ T lymphocyte counts among women with STIs (P = 0.93, P = 0.41 and P = 0.26, respectively) or among those with STIs plus genital infections (P = 0.23, P = 0.14 and P = 0.18, respectively), in comparison with the women who did not have any of these conditions.