For randomiserede patienter var middeltiden for tidligere antiretroviral eksponering 138 uger for PIer, 281 uger for NRTIer og 85 uger for NNRTIer.
For randomised patients, the mean time of prior antiretroviral exposure was 138 weeks for PIs, 281 weeks for NRTIs, and 85 weeks for NNRTIs.