In the Time to loss of virological response (TLOVR) analysis for the ITT(E) population, the proportion of patients achieving < 400 copies/ ml was 73% (315 / 434) in the fosamprenavir with ritonavir group compared to 71% (317 / 444) of patients receiving lopinavir / ritonavir, with a 95% confidence interval of the difference of [-4,84%; 7; 05%].