Demographic and clinical data of patients classified into groups.

Patients were grouped according to subtype (B, C and non-BC), to Gender (F or M), to whether LPV/r was first PI, second, or later-given PI, and to whether they were on treatment (Ongoing) at the end of the study or had stopped. As most subtype B patients were MSM, this group was also compared to subtype C males.Abbreviations: 1st_PI – patients receiving LPV/r as first PI; 2nd _PI – patients receiving LPV/r as second or higher-order PI; B – patients with HIV subtype B; C – patients with HIV subtype C; C_M – male patients with subtype C; F –female; F-UP – follow up, time from diagnosis to start of the study, in years; M– male; MSM – men who have sex with Men; non-BC- patients with HIV subtype other than subtype B or C; PI – protease inhibitor; VL – viral load; ap values were calculated between groups in the box.The C or non-BCgroups were compared to the B group.