Efavirenz treatment results in a significantly higher rate of viral suppression after 48 weeks when compared to lopinavir/ritonavir, investigators of a randomised study among Mexican patients with very advanced HIV disease reported at the XVII International Conference on AIDS in Mexico City.
http://www.aidsmap.org/en/news/D40B01D3-5F8F-42BC-AAFC-4DEED6191DB1.asp