Type and frequency of drug resistance mutations detected in 23 samples of HIV-positive FSWs with virological failure who remained on ART for at least 6 months
| Mutations | n (%) |
| Resistance category (n=28) | |
| Sequences with any SDRM | 23 (82.1) |
| PR sequences with any PI SDRM | 1 (3.6) |
| RT sequences with any NRTI SDRM | 16 (57.1) |
| RT sequences with any NNRTI SDRM | 23 (82.1) |
| RT sequences with any NRTI + any NNRTI SDRM | 16 (57.1) |
| PRRT sequences with any NRTI + any NNRTI + PI SDRM | 1 (3.6) |
| NRTI-related mutations (n=23) | |
| M184V | 16 (70) |
| T215Y | 6 (26) |
| K65R | 3 (13) |
| L74V | 3 (13) |
| M41L | 3 (13) |
| D67N | 2 (9) |
| K219Q | 2 (9) |
| L210W | 1 (4) |
| K70R | 1 (4) |
| NNRTI-related mutations (n=23) | |
| K103N | 15 (65) |
| G190A | 7 (30) |
| P225H | 6 (26) |
| K101E | 5 (22) |
| Y181C | 4 (17) |
| V106M | 1 (4) |
| V179F | 1 (4) |
| L100I | 1 (4) |
| PI-related mutations (n=23) | |
| M46L | 1 (4) |
ART, antiretroviral therapy; FSWs, female sex workers; NNRTI, non-nucleoside reverse transcriptase inhibitor; NRTI, nucleoside reverse transcriptase inhibitor; PI, protease inhibitor; PR, Protease; PRRT, Protease and Reverse Transcriptase; RT, Reverse Transcriptase; SDRM, surveillance drug resistance mutation.