Table 1.
Patient characteristics at initiation of antiretroviral therapy.
| Characteristics | Subtype B | Subtype C | Over All | P-value |
|---|---|---|---|---|
| N (%) | 1077 (64.4) | 596 (35.6) | 1673 (100) | |
| Gender n (%) | ||||
| Female | 95 (8.8) | 326 (54.7) | 421 (25.2) | <0·001 |
| Male | 982 (91·2) | 270 (45.3) | 1252 (74.8) | |
| Median age start ART (IQR) | 40 (33–49) | 37 (31–45) | 39 (32–47) | <0·001 |
| Country of birth n (%) | ||||
| Sweden | 674 (62.6) | 61 (10·2) | 735 (43.9) | <0·001 |
| Non-Swedish | 403 (37.4) | 535 (89.8) | 938 (56.1) | |
| Country of transmission; n (%) | ||||
| Sweden | 659 (65.4) | 58 (10·6) | 717 (46.1) | <0·001 |
| Abroad | 349 (34.6) | 488 (89.4) | 837 (53.9) | |
| Route of transmission | ||||
| PWID | 85 (7.9) | 4 (0·7) | 89 (5.4) | <0·001 |
| Heterosexual | 148 (13.8) | 474 (83) | 622 (37.9) | |
| MSM | 814 (76) | 21 (3.7) | 835 (50·9) | |
| Other | 24 (2.2) | 72 (12.6) | 96 (5.9) | |
| Median year of HIV diagnosis (IQR) | 2007 (2003–2010) | 2008 (2005–2011) | 2009 (2006–2012) | <0·001 |
| Median year of first ART (IQR) | 2009 (2006–2011) | 2010 (2007–2012) | 2009 (2006–2012) | <0·001 |
| Median Log10 VL start ART (IQR) | 5.0 (4.43–5.46) | 4.80 (4.12–5.38) | 4.92 (4.34–5.43) | 0·001 |
| Median CD4 start ART (IQR) | 280 (177–394) | 233 (120–338) | 264 (150–377) | <0·001 |
| Type of treatment | ||||
| NNRTI | 518 (48.1) | 292 (49.1) | 810 (48.4) | 0·72 |
| PI/r | 559 (51·9) | 303 (50·9) | 862 (51·6) | |
| Therapeutic response | ||||
| Primary failure | 172 (16) | 119 (20) | 291 (17.6) | 0·039 |
| Secondary failure | 259 (24) | 199 (39.4) | 458 (27.4) | <0·001 |