Den overordnede hyppighed af andre mutationer relateret til primær PI resistens var 9, 6% for L90M substitution, mens substitutioner ikke blev set ved positionerne 48, 82 og 84.
The overall incidence of other mutations associated with primary PI resistance was 9.6% for the L90M substitution where as substitutions at 48, 82 and 84 were not observed.