From: Safety and efficacy after switch to a saquinavir-containing antiretroviral regimen in protease inhibitor pretreated HIV-positive patients
n
%
2 NRTI
178
42
TDF/FTC
103
24
AZT/3TC
31
7
3TC/ABC
20
5
PI
131
LPV
76
18
ATV
39
9
FAP
15
4
PI + NRTI/NNRTI
58
14
34
8
2
Not specified
0
Other
57
13