Intention-to-treat effect of male circumcision estimated using BED incidence testing of blood samples obtained at the last follow-up visit of the Orange Farm male circumcision trial.

CI = confidence interval.
a bWeights k1 and k2 introduced in the Poisson log-linear model for each group a among HIV-positive tested recent seroconverters and b among HIV-positive tested long-term seroconverters.
cFactor by which the incidence rate is multiplied in the intervention group in comparison with the control group.