Table 4.
HIV Drug Resistance Mutations (DRM) in Blood Donors by Year (N = 563 HIV Sequences)
| DRM | 2015 N = 32 (%) |
2016 N = 114 (%) |
2017 N = 134 (%) |
2018 N = 124 (%) |
2019 N = 108 (%) |
2020 N = 51 (%) |
Overall N = 563 (%) |
Recently Acquired/Incident N = 153 (%) |
Prevalent N = 410 (%) |
|---|---|---|---|---|---|---|---|---|---|
| Any drug class | 8 (25.0) | 20 (17.5) | 22 (16.4) | 27 (21.8) | 31 (28.7) | 13 (25.5) | 121 (21.5) | 27 (17.6) | 94 (22.9) |
| 1 drug class | 7 | 18 | 19 | 26 | 30 | 11 | 111 (19.7) | 26 (17.0) | 85 (20.7) |
| 2 drug classes | 1 | 2 | 2 | 1 | 1 | 2 | 9 (1.6) | 1 (0.7) | 8 (2.0) |
| 3 drug classes | 0 | 0 | 1 | 0 | 0 | 0 | 1 (0.2) | 0 | 1 (0.2) |
| PI | 2 | 4 | 7 | 8 | 5 | 2 | 28 (5.0) | 6 (3.9) | 22 (5.4) |
| NRTI | 1 | 4 | 7 | 7 | 4 | 3 | 26 (4.6) | 3 (2.0) | 23 (5.6) |
| NNRTI | 6 | 14 | 12 | 13 | 23 | 10 | 78 (13.9) | 19 (12.4) | 59 (14.4) |
Abbreviations: NNRTI, non-nucleoside reverse transcriptase inhibitor; NRTI, nucleoside reverse transcriptase inhibitor; PI, protease inhibitor .